Fix yarn tests

This yields SIGNIFICANT speedup

.github/workflows/cargo-build.yml

@@ -15,6 +15,9 @@ on:
       - '**/Cargo.lock'
       - '**/rust-toolchain.toml'
       - .github/workflows/cargo-build.yml
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
 name: cargo build
 jobs:
   cargobuild:

.github/workflows/cargo-clippy.yml

@@ -15,6 +15,9 @@ on:
       - '**/rust-toolchain.toml'
       - '**.rs'
       - .github/workflows/cargo-build.yml
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
 name: cargo clippy
 jobs:
   cargoclippy:

.github/workflows/cargo-criterion.yml

@@ -17,6 +17,9 @@ on:
       - .github/workflows/cargo-criterion.yml
   workflow_dispatch:
 permissions: read-all
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
 name: cargo criterion
 jobs:
   cargocriterion:

.github/workflows/cargo-fmt.yml

@@ -18,6 +18,9 @@ on:
 permissions:
   packages: read
   contents: read
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
 name: cargo fmt
 jobs:
   cargofmt:

.github/workflows/cargo-test.yml

@@ -17,6 +17,9 @@ on:
       - .github/workflows/cargo-test.yml
   workflow_dispatch:
 permissions: read-all
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
 name: cargo test
 jobs:
   cargotest:

.github/workflows/ci.yml

@@ -8,6 +8,9 @@ on:
   release:
     types: [published]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
 jobs:
   check-format:
     runs-on: 'ubuntu-20.04'

.prettierignore

@@ -7,3 +7,6 @@ coverage
 target
 src/wasm-lib/pkg
 src/wasm-lib/kcl/bindings
+
+# XState generated files
+src/machines/modelingMachine.typegen.ts

LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2023 The KittyCAD Authors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

@@ -88,6 +88,13 @@ yarn test
 
 Which will run our suite of [Vitest unit](https://vitest.dev/) and [React Testing Library E2E](https://testing-library.com/docs/react-testing-library/intro/) tests, in interactive mode by default.
 
+For running the rust (not tauri rust though) only, you can
+```bash
+cd src/wasm-lib
+cargo test
+```
+but you will need to have install ffmpeg prior to.
+
 ## Tauri
 
 To spin up up tauri dev, `yarn install` and `yarn build:wasm` need to have been done before hand then

docs/kcl/std.md

@@ -48,8 +48,12 @@
 	* [`show`](#show)
 	* [`sin`](#sin)
 	* [`sqrt`](#sqrt)
+	* [`startProfileAt`](#startProfileAt)
 	* [`startSketchAt`](#startSketchAt)
+	* [`startSketchOn`](#startSketchOn)
 	* [`tan`](#tan)
+	* [`tangentalArc`](#tangentalArc)
+	* [`tangentalArcTo`](#tangentalArcTo)
 	* [`tau`](#tau)
 	* [`xLine`](#xLine)
 	* [`xLineTo`](#xLineTo)
@@ -118,6 +122,8 @@ angleToMatchLengthX(segment_name: string, to: number, sketch_group: SketchGroup)
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -202,6 +208,8 @@ angleToMatchLengthY(segment_name: string, to: number, sketch_group: SketchGroup)
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -296,6 +304,8 @@ angledLine(data: AngledLineData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -362,6 +372,8 @@ angledLine(data: AngledLineData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -452,6 +464,8 @@ angledLineOfXLength(data: AngledLineData, sketch_group: SketchGroup) -> SketchGr
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -518,6 +532,8 @@ angledLineOfXLength(data: AngledLineData, sketch_group: SketchGroup) -> SketchGr
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -608,6 +624,8 @@ angledLineOfYLength(data: AngledLineData, sketch_group: SketchGroup) -> SketchGr
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -674,6 +692,8 @@ angledLineOfYLength(data: AngledLineData, sketch_group: SketchGroup) -> SketchGr
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -765,6 +785,8 @@ angledLineThatIntersects(data: AngeledLineThatIntersectsData, sketch_group: Sket
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -831,6 +853,8 @@ angledLineThatIntersects(data: AngeledLineThatIntersectsData, sketch_group: Sket
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -921,6 +945,8 @@ angledLineToX(data: AngledLineToData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -987,6 +1013,8 @@ angledLineToX(data: AngledLineToData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1077,6 +1105,8 @@ angledLineToY(data: AngledLineToData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1143,6 +1173,8 @@ angledLineToY(data: AngledLineToData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1260,6 +1292,8 @@ arc(data: ArcData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1326,6 +1360,8 @@ arc(data: ArcData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1465,6 +1501,8 @@ bezierCurve(data: BezierData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1531,6 +1569,8 @@ bezierCurve(data: BezierData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1629,6 +1669,8 @@ close(sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1695,6 +1737,8 @@ close(sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1813,6 +1857,8 @@ extrude(length: number, sketch_group: SketchGroup) -> ExtrudeGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -1994,6 +2040,8 @@ lastSegX(sketch_group: SketchGroup) -> number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2076,6 +2124,8 @@ lastSegY(sketch_group: SketchGroup) -> number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2231,6 +2281,8 @@ line(data: LineData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2297,6 +2349,8 @@ line(data: LineData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2385,6 +2439,8 @@ lineTo(data: LineToData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2451,6 +2507,8 @@ lineTo(data: LineToData, sketch_group: SketchGroup) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2691,6 +2749,8 @@ segAng(segment_name: string, sketch_group: SketchGroup) -> number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2774,6 +2834,8 @@ segEndX(segment_name: string, sketch_group: SketchGroup) -> number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2857,6 +2919,8 @@ segEndY(segment_name: string, sketch_group: SketchGroup) -> number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -2940,6 +3004,8 @@ segLen(segment_name: string, sketch_group: SketchGroup) -> number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3022,6 +3088,8 @@ show(sketch: SketchGroup)
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3123,14 +3191,14 @@ sqrt(num: number) -> number
 
 
 
-### startSketchAt
+### startProfileAt
 
-Start a sketch at a given point.
+Start a profile at a given point.
 
 
 
 ```
-startSketchAt(data: LineData) -> SketchGroup
+startProfileAt(data: LineData, plane: Plane) -> SketchGroup
 ```
 
 #### Arguments
@@ -3145,6 +3213,40 @@ startSketchAt(data: LineData) -> SketchGroup
 } |
 [number]
 ```
+* `plane`: `Plane` - A plane.
+```
+{
+	// The id of the plane.
+	id: uuid,
+	// Origin of the plane.
+	origin: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// Type for a plane.
+	value: string |
+string,
+	// What should the plane’s X axis be?
+	xAxis: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// What should the plane’s Y axis be?
+	yAxis: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// The z-axis (normal).
+	zAxis: {
+	x: number,
+	y: number,
+	z: number,
+},
+}
+```
 
 #### Returns
 
@@ -3153,6 +3255,8 @@ startSketchAt(data: LineData) -> SketchGroup
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3214,6 +3318,188 @@ startSketchAt(data: LineData) -> SketchGroup
 
 
 
+### startSketchAt
+
+Start a sketch at a given point on the 'XY' plane.
+
+
+
+```
+startSketchAt(data: LineData) -> SketchGroup
+```
+
+#### Arguments
+
+* `data`: `LineData` - Data to draw a line.
+```
+{
+	// The tag.
+	tag: string,
+	// The to point.
+	to: [number],
+} |
+[number]
+```
+
+#### Returns
+
+* `SketchGroup` - A sketch group is a collection of paths.
+```
+{
+	// The id of the sketch group.
+	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
+	// The position of the sketch group.
+	position: [number],
+	// The rotation of the sketch group.
+	rotation: [number],
+	// The starting path.
+	start: {
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+},
+	// The paths in the sketch group.
+	value: [{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+	// The y coordinate.
+	y: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+}],
+}
+```
+
+
+
+### startSketchOn
+
+Start a sketch at a given point.
+
+
+
+```
+startSketchOn(data: PlaneData) -> Plane
+```
+
+#### Arguments
+
+* `data`: `PlaneData` - Data for a plane.
+```
+string |
+string |
+string |
+string |
+string |
+string |
+{
+	plane: {
+	// Origin of the plane.
+	origin: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// What should the plane’s X axis be?
+	x_axis: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// What should the plane’s Y axis be?
+	y_axis: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// The z-axis (normal).
+	z_axis: {
+	x: number,
+	y: number,
+	z: number,
+},
+},
+}
+```
+
+#### Returns
+
+* `Plane` - A plane.
+```
+{
+	// The id of the plane.
+	id: uuid,
+	// Origin of the plane.
+	origin: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// Type for a plane.
+	value: string |
+string,
+	// What should the plane’s X axis be?
+	xAxis: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// What should the plane’s Y axis be?
+	yAxis: {
+	x: number,
+	y: number,
+	z: number,
+},
+	// The z-axis (normal).
+	zAxis: {
+	x: number,
+	y: number,
+	z: number,
+},
+}
+```
+
+
+
 ### tan
 
 Computes the tangent of a number (in radians).
@@ -3234,6 +3520,328 @@ tan(num: number) -> number
 
 
 
+### tangentalArc
+
+Draw an arc.
+
+
+
+```
+tangentalArc(data: TangentalArcData, sketch_group: SketchGroup) -> SketchGroup
+```
+
+#### Arguments
+
+* `data`: `TangentalArcData` - Data to draw a tangental arc.
+```
+{
+	// Offset of the arc, in degrees.
+	offset: number,
+	// Radius of the arc. Not to be confused with Raiders of the Lost Ark.
+	radius: number,
+} |
+{
+	// The tag.
+	tag: string,
+	// Where the arc should end. Must lie in the same plane as the current path pen position. Must not be colinear with current path pen position.
+	to: [number],
+} |
+[number]
+```
+* `sketch_group`: `SketchGroup` - A sketch group is a collection of paths.
+```
+{
+	// The id of the sketch group.
+	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
+	// The position of the sketch group.
+	position: [number],
+	// The rotation of the sketch group.
+	rotation: [number],
+	// The starting path.
+	start: {
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+},
+	// The paths in the sketch group.
+	value: [{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+	// The y coordinate.
+	y: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+}],
+}
+```
+
+#### Returns
+
+* `SketchGroup` - A sketch group is a collection of paths.
+```
+{
+	// The id of the sketch group.
+	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
+	// The position of the sketch group.
+	position: [number],
+	// The rotation of the sketch group.
+	rotation: [number],
+	// The starting path.
+	start: {
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+},
+	// The paths in the sketch group.
+	value: [{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+	// The y coordinate.
+	y: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+}],
+}
+```
+
+
+
+### tangentalArcTo
+
+Draw an arc.
+
+
+
+```
+tangentalArcTo(data: TangentalArcToData, sketch_group: SketchGroup) -> SketchGroup
+```
+
+#### Arguments
+
+* `data`: `TangentalArcToData` - Data to draw a tangental arc to a specific point.
+```
+{
+	// The tag.
+	tag: string,
+	// Where the arc should end. Must lie in the same plane as the current path pen position. Must not be colinear with current path pen position.
+	to: [number],
+} |
+[number]
+```
+* `sketch_group`: `SketchGroup` - A sketch group is a collection of paths.
+```
+{
+	// The id of the sketch group.
+	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
+	// The position of the sketch group.
+	position: [number],
+	// The rotation of the sketch group.
+	rotation: [number],
+	// The starting path.
+	start: {
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+},
+	// The paths in the sketch group.
+	value: [{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+	// The y coordinate.
+	y: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+}],
+}
+```
+
+#### Returns
+
+* `SketchGroup` - A sketch group is a collection of paths.
+```
+{
+	// The id of the sketch group.
+	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
+	// The position of the sketch group.
+	position: [number],
+	// The rotation of the sketch group.
+	rotation: [number],
+	// The starting path.
+	start: {
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+},
+	// The paths in the sketch group.
+	value: [{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+	// The x coordinate.
+	x: number,
+	// The y coordinate.
+	y: number,
+} |
+{
+	// The from point.
+	from: [number],
+	// The name of the path.
+	name: string,
+	// The to point.
+	to: [number],
+	type: string,
+}],
+}
+```
+
+
+
 ### tau
 
 Return the value of `tau`. The full circle constant (τ). Equal to 2π.
@@ -3280,6 +3888,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3346,6 +3956,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3434,6 +4046,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3500,6 +4114,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3588,6 +4204,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3654,6 +4272,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3742,6 +4362,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.
@@ -3808,6 +4430,8 @@ number
 {
 	// The id of the sketch group.
 	id: uuid,
+	// The plane id of the sketch group.
+	planeId: uuid,
 	// The position of the sketch group.
 	position: [number],
 	// The rotation of the sketch group.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "untitled-app",
-  "version": "0.9.1",
+  "version": "0.10.0",
   "private": true,
   "dependencies": {
     "@codemirror/autocomplete": "^6.9.0",
@@ -10,7 +10,7 @@
     "@fortawesome/react-fontawesome": "^0.2.0",
     "@headlessui/react": "^1.7.13",
     "@headlessui/tailwindcss": "^0.2.0",
-    "@kittycad/lib": "^0.0.38",
+    "@kittycad/lib": "^0.0.43",
     "@lezer/javascript": "^1.4.7",
     "@open-rpc/client-js": "^1.8.1",
     "@react-hook/resize-observer": "^1.2.6",
@@ -25,6 +25,7 @@
     "@types/react": "^18.0.0",
     "@types/react-dom": "^18.0.0",
     "@uiw/react-codemirror": "^4.21.13",
+    "@xstate/inspect": "^0.8.0",
     "@xstate/react": "^3.2.2",
     "crypto-js": "^4.1.1",
     "debounce-promise": "^3.1.2",
@@ -32,7 +33,7 @@
     "fuse.js": "^6.6.2",
     "http-server": "^14.1.1",
     "json-rpc-2.0": "^1.6.0",
-    "re-resizable": "^6.9.9",
+    "re-resizable": "^6.9.11",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-hot-toast": "^2.4.1",
@@ -48,7 +49,7 @@
     "ts-node": "^10.9.1",
     "typescript": "^4.4.2",
     "uuid": "^9.0.0",
-    "vitest": "^0.34.1",
+    "vitest": "^0.34.6",
     "vscode-jsonrpc": "^8.1.0",
     "vscode-languageserver-protocol": "^3.17.3",
     "wasm-pack": "^0.12.1",
@@ -102,7 +103,6 @@
     "@babel/preset-env": "^7.22.9",
     "@tauri-apps/cli": "^1.3.1",
     "@types/crypto-js": "^4.1.1",
-    "@types/debounce": "^1.2.1",
     "@types/debounce-promise": "^3.1.6",
     "@types/isomorphic-fetch": "^0.0.36",
     "@types/react-modal": "^3.16.0",
@@ -117,7 +117,7 @@
     "eslint-plugin-css-modules": "^2.11.0",
     "happy-dom": "^10.8.0",
     "husky": "^8.0.3",
-    "postcss": "^8.4.19",
+    "postcss": "^8.4.31",
     "prettier": "^2.8.0",
     "setimmediate": "^1.0.5",
     "tailwindcss": "^3.2.4",

src-tauri/Cargo.lock

@@ -84,7 +84,7 @@ dependencies = [
  "tauri-build",
  "tauri-plugin-fs-extra",
  "tokio",
- "toml 0.8.0",
+ "toml 0.8.2",
 ]
 
 [[package]]
@@ -1309,7 +1309,21 @@ checksum = "e5c13fb08e5d4dfc151ee5e88bae63f7773d61852f3bdc73c9f4b9e1bde03148"
 dependencies = [
  "log",
  "mac",
- "markup5ever",
+ "markup5ever 0.10.1",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "html5ever"
+version = "0.26.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bea68cab48b8459f17cf1c944c67ddc572d272d9f2b274140f223ecb1da4a3b7"
+dependencies = [
+ "log",
+ "mac",
+ "markup5ever 0.11.0",
  "proc-macro2",
  "quote",
  "syn 1.0.109",
@@ -1644,9 +1658,9 @@ dependencies = [
 
 [[package]]
 name = "kittycad"
-version = "0.2.26"
+version = "0.2.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2623ee601ce203476229df3f9d3a14664cb43e3f7455e9ac8ed91aacaa6163d"
+checksum = "539b323537b877fc8dd130362b8f1af9af8051c19208bb8bfd816ab7c330f2bb"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -1686,7 +1700,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1ea8e9c6e031377cff82ee3001dc8026cdf431ed4e2e6b51f98ab8c73484a358"
 dependencies = [
  "cssparser",
- "html5ever",
+ "html5ever 0.25.2",
+ "matches",
+ "selectors",
+]
+
+[[package]]
+name = "kuchikiki"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f29e4755b7b995046f510a7520c42b2fed58b77bd94d5a87a8eb43d2fd126da8"
+dependencies = [
+ "cssparser",
+ "html5ever 0.26.0",
+ "indexmap 1.9.3",
  "matches",
  "selectors",
 ]
@@ -1748,9 +1775,9 @@ dependencies = [
 
 [[package]]
 name = "log"
-version = "0.4.18"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "518ef76f2f87365916b142844c16d8fefd85039bc5699050210a7778ee1cd1de"
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
 dependencies = [
  "serde",
 ]
@@ -1802,7 +1829,21 @@ checksum = "a24f40fb03852d1cdd84330cddcaf98e9ec08a7b7768e952fad3b4cf048ec8fd"
 dependencies = [
  "log",
  "phf 0.8.0",
- "phf_codegen",
+ "phf_codegen 0.8.0",
+ "string_cache",
+ "string_cache_codegen",
+ "tendril",
+]
+
+[[package]]
+name = "markup5ever"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a2629bb1404f3d34c2e921f21fd34ba00b206124c81f65c50b43b6aaefeb016"
+dependencies = [
+ "log",
+ "phf 0.10.1",
+ "phf_codegen 0.10.0",
  "string_cache",
  "string_cache_codegen",
  "tendril",
@@ -2374,6 +2415,16 @@ dependencies = [
  "phf_shared 0.8.0",
 ]
 
+[[package]]
+name = "phf_codegen"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fb1c3a8bc4dd4e5cfce29b44ffc14bedd2ee294559a294e2a4d4c9e9a6a13cd"
+dependencies = [
+ "phf_generator 0.10.0",
+ "phf_shared 0.10.0",
+]
+
 [[package]]
 name = "phf_generator"
 version = "0.8.0"
@@ -3139,7 +3190,7 @@ dependencies = [
  "log",
  "matches",
  "phf 0.8.0",
- "phf_codegen",
+ "phf_codegen 0.8.0",
  "precomputed-hash",
  "servo_arc",
  "smallvec",
@@ -3661,9 +3712,9 @@ dependencies = [
 
 [[package]]
 name = "tauri"
-version = "1.4.1"
+version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fbe522898e35407a8e60dc3870f7579fea2fc262a6a6072eccdd37ae1e1d91e"
+checksum = "0238c5063bf9613054149a1b6bce4935922e532b7d8211f36989a490a79806be"
 dependencies = [
  "anyhow",
  "base64 0.21.2",
@@ -3717,12 +3768,13 @@ dependencies = [
 
 [[package]]
 name = "tauri-build"
-version = "1.4.0"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d2edd6a259b5591c8efdeb9d5702cb53515b82a6affebd55c7fd6d3a27b7d1b"
+checksum = "defbfc551bd38ab997e5f8e458f87396d2559d05ce32095076ad6c30f7fc5f9c"
 dependencies = [
  "anyhow",
  "cargo_toml",
+ "dirs-next",
  "heck 0.4.1",
  "json-patch",
  "semver",
@@ -3730,13 +3782,14 @@ dependencies = [
  "serde_json",
  "tauri-utils",
  "tauri-winres",
+ "walkdir",
 ]
 
 [[package]]
 name = "tauri-codegen"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54ad2d49fdeab4a08717f5b49a163bdc72efc3b1950b6758245fcde79b645e1a"
+checksum = "7b3475e55acec0b4a50fb96435f19631fb58cbcd31923e1a213de5c382536bbb"
 dependencies = [
  "base64 0.21.2",
  "brotli",
@@ -3760,9 +3813,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-macros"
-version = "1.4.0"
+version = "1.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8eb12a2454e747896929338d93b0642144bb51e0dddbb36e579035731f0d76b7"
+checksum = "613740228de92d9196b795ac455091d3a5fbdac2654abb8bb07d010b62ab43af"
 dependencies = [
  "heck 0.4.1",
  "proc-macro2",
@@ -3775,7 +3828,7 @@ dependencies = [
 [[package]]
 name = "tauri-plugin-fs-extra"
 version = "0.0.0"
-source = "git+https://github.com/tauri-apps/plugins-workspace?branch=v1#0190f68f1dff80576595a1b79e31338a3e9ebba1"
+source = "git+https://github.com/tauri-apps/plugins-workspace?branch=v1#9f27e6e4415ddf6c40f846d50c0d95c768cded77"
 dependencies = [
  "log",
  "serde",
@@ -3786,9 +3839,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-runtime"
-version = "0.14.0"
+version = "0.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "108683199cb18f96d2d4134187bb789964143c845d2d154848dda209191fd769"
+checksum = "07f8e9e53e00e9f41212c115749e87d5cd2a9eebccafca77a19722eeecd56d43"
 dependencies = [
  "gtk",
  "http",
@@ -3807,9 +3860,9 @@ dependencies = [
 
 [[package]]
 name = "tauri-runtime-wry"
-version = "0.14.0"
+version = "0.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b7aa256a1407a3a091b5d843eccc1a5042289baf0a43d1179d9f0fcfea37c1b"
+checksum = "8141d72b6b65f2008911e9ef5b98a68d1e3413b7a1464e8f85eb3673bb19a895"
 dependencies = [
  "cocoa",
  "gtk",
@@ -3827,19 +3880,20 @@ dependencies = [
 
 [[package]]
 name = "tauri-utils"
-version = "1.4.0"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03fc02bb6072bb397e1d473c6f76c953cda48b4a2d0cce605df284aa74a12e84"
+checksum = "34d55e185904a84a419308d523c2c6891d5e2dbcee740c4997eb42e75a7b0f46"
 dependencies = [
  "brotli",
  "ctor",
  "dunce",
  "glob",
  "heck 0.4.1",
- "html5ever",
+ "html5ever 0.26.0",
  "infer",
  "json-patch",
- "kuchiki",
+ "kuchikiki",
+ "log",
  "memchr",
  "phf 0.10.1",
  "proc-macro2",
@@ -4024,14 +4078,14 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.8.0"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c226a7bba6d859b63c92c4b4fe69c5b6b72d0cb897dbc8e6012298e6154cb56e"
+checksum = "185d8ab0dfbb35cf1399a6344d8484209c088f75f8f68230da55d48d95d43e3d"
 dependencies = [
  "serde",
  "serde_spanned",
  "toml_datetime",
- "toml_edit 0.20.0",
+ "toml_edit 0.20.2",
 ]
 
 [[package]]
@@ -4058,9 +4112,9 @@ dependencies = [
 
 [[package]]
 name = "toml_edit"
-version = "0.20.0"
+version = "0.20.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ff63e60a958cefbb518ae1fd6566af80d9d4be430a33f3723dfc47d1d411d95"
+checksum = "396e4d48bbb2b7554c944bde63101b5ae446cff6ec4a24227428f15eb72ef338"
 dependencies = [
  "indexmap 2.0.0",
  "serde",
@@ -4855,9 +4909,9 @@ dependencies = [
 
 [[package]]
 name = "wry"
-version = "0.24.3"
+version = "0.24.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "33748f35413c8a98d45f7a08832d848c0c5915501803d1faade5a4ebcd258cea"
+checksum = "88ef04bdad49eba2e01f06e53688c8413bd6a87b0bc14b72284465cf96e3578e"
 dependencies = [
  "base64 0.13.1",
  "block",
@@ -4869,7 +4923,7 @@ dependencies = [
  "gio",
  "glib",
  "gtk",
- "html5ever",
+ "html5ever 0.25.2",
  "http",
  "kuchiki",
  "libc",

src-tauri/Cargo.toml

@@ -12,18 +12,18 @@ rust-version = "1.60"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [build-dependencies]
-tauri-build = { version = "1.4.0", features = [] }
+tauri-build = { version = "1.5.0", features = [] }
 
 [dependencies]
 anyhow = "1"
-kittycad = "0.2.26"
+kittycad = "0.2.31"
 oauth2 = "4.4.2"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-tauri = { version = "1.4.1", features = [ "os-all", "dialog-all", "fs-all", "http-request", "path-all", "shell-open", "shell-open-api", "updater", "devtools"] }
+tauri = { version = "1.5.1", features = [ "os-all", "dialog-all", "fs-all", "http-request", "path-all", "shell-open", "shell-open-api", "updater", "devtools"] }
 tauri-plugin-fs-extra = { git = "https://github.com/tauri-apps/plugins-workspace", branch = "v1" }
 tokio = { version = "1.32.0", features = ["time"] }
-toml = "0.8.0"
+toml = "0.8.2"
 
 [features]
 # this feature is used for production builds or when `devPath` points to the filesystem and the built-in dev server is disabled.

src-tauri/tauri.conf.json

@@ -8,7 +8,7 @@
   },
   "package": {
     "productName": "kittycad-modeling",
-    "version": "0.9.1"
+    "version": "0.10.0"
   },
   "tauri": {
     "allowlist": {

src/App.test.tsx

@@ -1,9 +1,16 @@
 import { render, screen } from '@testing-library/react'
 import { App } from './App'
 import { describe, test, vi } from 'vitest'
-import { BrowserRouter } from 'react-router-dom'
+import {
+  Route,
+  RouterProvider,
+  createMemoryRouter,
+  createRoutesFromElements,
+} from 'react-router-dom'
 import { GlobalStateProvider } from './components/GlobalStateProvider'
 import CommandBarProvider from 'components/CommandBar'
+import ModelingMachineProvider from 'components/ModelingMachineProvider'
+import { BROWSER_FILE_NAME } from 'Router'
 
 let listener: ((rect: any) => void) | undefined = undefined
 ;(global as any).ResizeObserver = class ResizeObserver {
@@ -24,7 +31,7 @@ describe('App tests', () => {
       >
       return {
         ...actual,
-        useParams: () => ({ id: 'new' }),
+        useParams: () => ({ id: BROWSER_FILE_NAME }),
         useLoaderData: () => ({ code: null }),
       }
     })
@@ -41,12 +48,26 @@ describe('App tests', () => {
 })
 
 function TestWrap({ children }: { children: React.ReactNode }) {
-  // wrap in router and xState context
-  return (
-    <BrowserRouter>
-      <CommandBarProvider>
-        <GlobalStateProvider>{children}</GlobalStateProvider>
-      </CommandBarProvider>
-    </BrowserRouter>
+  // We have to use a memory router in the testing environment,
+  // and we have to use the createMemoryRouter function instead of <MemoryRouter /> as of react-router v6.4:
+  // https://reactrouter.com/en/6.16.0/routers/picking-a-router#using-v64-data-apis
+  const router = createMemoryRouter(
+    createRoutesFromElements(
+      <Route
+        path="/file/:id"
+        element={
+          <CommandBarProvider>
+            <GlobalStateProvider>
+              <ModelingMachineProvider>{children}</ModelingMachineProvider>
+            </GlobalStateProvider>
+          </CommandBarProvider>
+        }
+      />
+    ),
+    {
+      initialEntries: ['/file/new'],
+      initialIndex: 0,
+    }
   )
+  return <RouterProvider router={router} />
 }

src/App.tsx

@@ -1,4 +1,4 @@
-import { useRef, useEffect, useCallback, MouseEventHandler } from 'react'
+import { useEffect, useCallback, MouseEventHandler } from 'react'
 import { DebugPanel } from './components/DebugPanel'
 import { v4 as uuidv4 } from 'uuid'
 import { PaneType, useStore } from './useStore'
@@ -29,46 +29,33 @@ import { CameraDragInteractionType_type } from '@kittycad/lib/dist/types/src/mod
 import { CodeMenu } from 'components/CodeMenu'
 import { TextEditor } from 'components/TextEditor'
 import { Themes, getSystemTheme } from 'lib/theme'
-import { useSetupEngineManager } from 'hooks/useSetupEngineManager'
 import { useEngineConnectionSubscriptions } from 'hooks/useEngineConnectionSubscriptions'
+import { engineCommandManager } from './lang/std/engineConnection'
+import { kclManager } from 'lang/KclSinglton'
+import { useModelingContext } from 'hooks/useModelingContext'
 
 export function App() {
   const { code: loadedCode, project } = useLoaderData() as IndexLoaderData
 
-  const streamRef = useRef<HTMLDivElement>(null)
   useHotKeyListener()
   const {
-    setCode,
-    engineCommandManager,
     buttonDownInStream,
     openPanes,
     setOpenPanes,
     didDragInStream,
     streamDimensions,
-    guiMode,
-    setGuiMode,
-    executeAst,
   } = useStore((s) => ({
-    guiMode: s.guiMode,
-    setGuiMode: s.setGuiMode,
-    setCode: s.setCode,
-    engineCommandManager: s.engineCommandManager,
     buttonDownInStream: s.buttonDownInStream,
     openPanes: s.openPanes,
     setOpenPanes: s.setOpenPanes,
     didDragInStream: s.didDragInStream,
     streamDimensions: s.streamDimensions,
-    executeAst: s.executeAst,
   }))
 
-  const {
-    auth: {
-      context: { token },
-    },
-    settings: {
-      context: { showDebugPanel, onboardingStatus, cameraControls, theme },
-    },
-  } = useGlobalStateContext()
+  const { settings } = useGlobalStateContext()
+  const { showDebugPanel, onboardingStatus, cameraControls, theme } =
+    settings?.context || {}
+  const { state, send } = useModelingContext()
 
   const editorTheme = theme === Themes.System ? getSystemTheme() : theme
 
@@ -85,50 +72,7 @@ export function App() {
   useHotkeys('shift + l', () => togglePane('logs'))
   useHotkeys('shift + e', () => togglePane('kclErrors'))
   useHotkeys('shift + d', () => togglePane('debug'))
-  useHotkeys('esc', () => {
-    if (guiMode.mode === 'sketch') {
-      if (guiMode.sketchMode === 'selectFace') return
-      if (guiMode.sketchMode === 'sketchEdit') {
-        // TODO: share this with Toolbar's "Exit sketch" button
-        // exiting sketch should be done consistently across all exits
-        engineCommandManager?.sendSceneCommand({
-          type: 'modeling_cmd_req',
-          cmd_id: uuidv4(),
-          cmd: { type: 'edit_mode_exit' },
-        })
-        engineCommandManager?.sendSceneCommand({
-          type: 'modeling_cmd_req',
-          cmd_id: uuidv4(),
-          cmd: { type: 'default_camera_disable_sketch_mode' },
-        })
-        setGuiMode({ mode: 'default' })
-        // this is necessary to get the UI back into a consistent
-        // state right now, hopefully won't need to rerender
-        // when exiting sketch mode in the future
-        executeAst()
-      } else {
-        engineCommandManager?.sendSceneCommand({
-          type: 'modeling_cmd_req',
-          cmd_id: uuidv4(),
-          cmd: {
-            type: 'set_tool',
-            tool: 'select',
-          },
-        })
-        setGuiMode({
-          mode: 'sketch',
-          sketchMode: 'sketchEdit',
-          rotation: guiMode.rotation,
-          position: guiMode.position,
-          pathToNode: guiMode.pathToNode,
-          pathId: guiMode.pathId,
-          // todo: ...guiMod is adding isTooltip: true, will probably just fix with xstate migtaion
-        })
-      }
-    } else {
-      setGuiMode({ mode: 'default' })
-    }
-  })
+  useHotkeys('esc', () => send('Cancel'))
 
   const paneOpacity = [onboardingPaths.CAMERA, onboardingPaths.STREAMING].some(
     (p) => p === onboardingStatus
@@ -142,21 +86,20 @@ export function App() {
   // on mount, and overwrite any locally-stored code
   useEffect(() => {
     if (isTauri() && loadedCode !== null) {
-      setCode(loadedCode)
+      kclManager.setCode(loadedCode)
     }
     return () => {
       // Clear code on unmount if in desktop app
       if (isTauri()) {
-        setCode('')
+        kclManager.setCode('')
       }
     }
-  }, [loadedCode, setCode])
+  }, [loadedCode])
 
-  useSetupEngineManager(streamRef, token)
   useEngineConnectionSubscriptions()
 
   const debounceSocketSend = throttle<EngineCommand>((message) => {
-    engineCommandManager?.sendSceneCommand(message)
+    engineCommandManager.sendSceneCommand(message)
   }, 16)
   const handleMouseMove: MouseEventHandler<HTMLDivElement> = (e) => {
     e.nativeEvent.preventDefault()
@@ -170,10 +113,7 @@ export function App() {
 
     const newCmdId = uuidv4()
     if (buttonDownInStream === undefined) {
-      if (
-        guiMode.mode === 'sketch' &&
-        guiMode.sketchMode === ('sketch_line' as any)
-      ) {
+      if (state.matches('Sketch.Line Tool')) {
         debounceSocketSend({
           type: 'modeling_cmd_req',
           cmd_id: newCmdId,
@@ -193,7 +133,7 @@ export function App() {
         })
       }
     } else {
-      if (guiMode.mode === 'sketch' && guiMode.sketchMode === ('move' as any)) {
+      if (state.matches('Sketch.Move Tool')) {
         debounceSocketSend({
           type: 'modeling_cmd_req',
           cmd_id: newCmdId,
@@ -216,7 +156,6 @@ export function App() {
       } else if (interactionGuards.zoom.dragCallback(eWithButton)) {
         interaction = 'zoom'
       } else {
-        console.log('none')
         return
       }
 
@@ -234,9 +173,8 @@ export function App() {
 
   return (
     <div
-      className="h-screen overflow-hidden relative flex flex-col cursor-pointer select-none"
+      className="relative h-full flex flex-col"
       onMouseMove={handleMouseMove}
-      ref={streamRef}
     >
       <AppHeader
         className={

src/Auth.tsx

@@ -3,10 +3,8 @@ import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
 
 // Wrapper around protected routes, used in src/Router.tsx
 export const Auth = ({ children }: React.PropsWithChildren) => {
-  const {
-    auth: { state },
-  } = useGlobalStateContext()
-  const isLoggingIn = state.matches('checkIfLoggedIn')
+  const { auth } = useGlobalStateContext()
+  const isLoggingIn = auth?.state.matches('checkIfLoggedIn')
 
   return isLoggingIn ? (
     <Loading>Loading KittyCAD Modeling App...</Loading>

src/Router.tsx

@@ -40,6 +40,8 @@ import { ContextFrom } from 'xstate'
 import CommandBarProvider from 'components/CommandBar'
 import { TEST, VITE_KC_SENTRY_DSN } from './env'
 import * as Sentry from '@sentry/react'
+import ModelingMachineProvider from 'components/ModelingMachineProvider'
+import { KclContextProvider } from 'lang/KclSinglton'
 
 if (VITE_KC_SENTRY_DSN && !TEST) {
   Sentry.init({
@@ -94,6 +96,8 @@ export const paths = {
   ) as typeof onboardingPaths,
 }
 
+export const BROWSER_FILE_NAME = 'new'
+
 export type IndexLoaderData = {
   code: string | null
   project?: ProjectWithEntryPointMetadata
@@ -129,7 +133,9 @@ const router = createBrowserRouter(
     {
       path: paths.INDEX,
       loader: () =>
-        isTauri() ? redirect(paths.HOME) : redirect(paths.FILE + '/new'),
+        isTauri()
+          ? redirect(paths.HOME)
+          : redirect(paths.FILE + '/' + BROWSER_FILE_NAME),
       errorElement: <ErrorPage />,
     },
     {
@@ -137,7 +143,11 @@ const router = createBrowserRouter(
       element: (
         <Auth>
           <Outlet />
-          <App />
+          <KclContextProvider>
+            <ModelingMachineProvider>
+              <App />
+            </ModelingMachineProvider>
+          </KclContextProvider>
           {!isTauri() && import.meta.env.PROD && <DownloadAppBanner />}
         </Auth>
       ),
@@ -167,7 +177,7 @@ const router = createBrowserRouter(
           )
         }
 
-        if (params.id && params.id !== 'new') {
+        if (params.id && params.id !== BROWSER_FILE_NAME) {
           // Note that PROJECT_ENTRYPOINT is hardcoded until we support multiple files
           const code = await readTextFile(params.id + '/' + PROJECT_ENTRYPOINT)
           const entrypoint_metadata = await metadata(
@@ -212,7 +222,7 @@ const router = createBrowserRouter(
       ),
       loader: async () => {
         if (!isTauri()) {
-          return redirect(paths.FILE + '/new')
+          return redirect(paths.FILE + '/' + BROWSER_FILE_NAME)
         }
         const fetchedStorage = localStorage?.getItem(SETTINGS_PERSIST_KEY)
         const persistedSettings = JSON.parse(fetchedStorage || '{}') as Partial<

src/Toolbar.tsx

@@ -1,23 +1,26 @@
 import { useStore, toolTips, ToolTip } from './useStore'
 import { extrudeSketch, sketchOnExtrudedFace } from './lang/modifyAst'
 import { getNodePathFromSourceRange } from './lang/queryAst'
-import { HorzVert } from './components/Toolbar/HorzVert'
-import { RemoveConstrainingValues } from './components/Toolbar/RemoveConstrainingValues'
-import { EqualLength } from './components/Toolbar/EqualLength'
-import { EqualAngle } from './components/Toolbar/EqualAngle'
-import { Intersect } from './components/Toolbar/Intersect'
-import { SetHorzVertDistance } from './components/Toolbar/SetHorzVertDistance'
-import { SetAngleLength } from './components/Toolbar/setAngleLength'
-import { SetAbsDistance } from './components/Toolbar/SetAbsDistance'
-import { SetAngleBetween } from './components/Toolbar/SetAngleBetween'
-import { Fragment, useEffect } from 'react'
+// import { HorzVert } from './components/Toolbar/HorzVert'
+// import { RemoveConstrainingValues } from './components/Toolbar/RemoveConstrainingValues'
+// import { EqualLength } from './components/Toolbar/EqualLength'
+// import { EqualAngle } from './components/Toolbar/EqualAngle'
+// import { Intersect } from './components/Toolbar/Intersect'
+// import { SetHorzVertDistance } from './components/Toolbar/SetHorzVertDistance'
+// import { SetAngleLength } from './components/Toolbar/setAngleLength'
+// import { SetAbsDistance } from './components/Toolbar/SetAbsDistance'
+// import { SetAngleBetween } from './components/Toolbar/SetAngleBetween'
+import { Fragment, WheelEvent, useRef, useMemo } from 'react'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
 import { faSearch, faX } from '@fortawesome/free-solid-svg-icons'
 import { Popover, Transition } from '@headlessui/react'
 import styles from './Toolbar.module.css'
 import { v4 as uuidv4 } from 'uuid'
-import { useAppMode } from 'hooks/useAppMode'
+import { isCursorInSketchCommandRange } from 'lang/util'
 import { ActionIcon } from 'components/ActionIcon'
+import { engineCommandManager } from './lang/std/engineConnection'
+import { useModelingContext } from 'hooks/useModelingContext'
+import { kclManager } from 'lang/KclSinglton'
 
 export const sketchButtonClassnames = {
   background:
@@ -43,222 +46,140 @@ const sketchFnLabels: Record<ToolTip | 'sketch_line' | 'move', string> = {
 }
 
 export const Toolbar = () => {
-  const {
-    setGuiMode,
-    guiMode,
-    selectionRanges,
-    ast,
-    updateAst,
-    programMemory,
-    engineCommandManager,
-    executeAst,
-  } = useStore((s) => ({
-    guiMode: s.guiMode,
-    setGuiMode: s.setGuiMode,
-    selectionRanges: s.selectionRanges,
-    ast: s.ast,
-    updateAst: s.updateAst,
-    programMemory: s.programMemory,
-    engineCommandManager: s.engineCommandManager,
-    executeAst: s.executeAst,
-  }))
-  useAppMode()
+  const { state, send, context } = useModelingContext()
+  const toolbarButtonsRef = useRef<HTMLSpanElement>(null)
+  const pathId = useMemo(
+    () =>
+      isCursorInSketchCommandRange(
+        engineCommandManager.artifactMap,
+        context.selectionRanges
+      ),
+    [engineCommandManager.artifactMap, context.selectionRanges]
+  )
 
-  useEffect(() => {
-    console.log('guiMode', guiMode)
-  }, [guiMode])
+  function handleToolbarButtonsWheelEvent(ev: WheelEvent<HTMLSpanElement>) {
+    const span = toolbarButtonsRef.current
+    if (!span) {
+      return
+    }
+
+    span.scrollLeft = span.scrollLeft += ev.deltaY
+  }
 
   function ToolbarButtons({ className }: React.HTMLAttributes<HTMLElement>) {
     return (
-      <span className={styles.toolbarButtons + ' ' + className}>
-        {guiMode.mode === 'default' && (
+      <span
+        ref={toolbarButtonsRef}
+        onWheel={handleToolbarButtonsWheelEvent}
+        className={styles.toolbarButtons + ' ' + className}
+      >
+        {state.nextEvents.includes('Enter sketch') && (
           <button
-            onClick={() => {
-              setGuiMode({
-                mode: 'sketch',
-                sketchMode: 'selectFace',
-              })
-            }}
+            onClick={() => send({ type: 'Enter sketch' })}
             className="group"
           >
             <ActionIcon icon="sketch" className="!p-0.5" size="md" />
             Start Sketch
           </button>
         )}
-        {guiMode.mode === 'canEditExtrude' && (
+        {state.nextEvents.includes('Enter sketch') && pathId && (
           <button
-            onClick={() => {
-              if (!ast) return
-              const pathToNode = getNodePathFromSourceRange(
-                ast,
-                selectionRanges.codeBasedSelections[0].range
-              )
-              const { modifiedAst } = sketchOnExtrudedFace(
-                ast,
-                pathToNode,
-                programMemory
-              )
-              updateAst(modifiedAst, true)
-            }}
-            className="group"
-          >
-            <ActionIcon icon="sketch" className="!p-0.5" size="md" />
-            Sketch on Face
-          </button>
-        )}
-        {guiMode.mode === 'canEditSketch' && (
-          <button
-            onClick={() => {
-              const pathToNode = getNodePathFromSourceRange(
-                ast,
-                selectionRanges.codeBasedSelections[0].range
-              )
-              setGuiMode({
-                mode: 'sketch',
-                sketchMode: 'enterSketchEdit',
-                pathToNode: pathToNode,
-                rotation: [0, 0, 0, 1],
-                position: [0, 0, 0],
-                pathId: guiMode.pathId,
-              })
-            }}
+            onClick={() => send({ type: 'Enter sketch' })}
             className="group"
           >
             <ActionIcon icon="sketch" className="!p-0.5" size="md" />
             Edit Sketch
           </button>
         )}
-        {guiMode.mode === 'canEditSketch' && (
-          <>
-            <button
-              onClick={() => {
-                if (!ast) return
-                const pathToNode = getNodePathFromSourceRange(
-                  ast,
-                  selectionRanges.codeBasedSelections[0].range
-                )
-                const { modifiedAst, pathToExtrudeArg } = extrudeSketch(
-                  ast,
-                  pathToNode
-                )
-                updateAst(modifiedAst, true, { focusPath: pathToExtrudeArg })
-              }}
-              className="group"
-            >
-              <ActionIcon icon="extrude" className="!p-0.5" size="md" />
-              Extrude
-            </button>
-            <button
-              onClick={() => {
-                if (!ast) return
-                const pathToNode = getNodePathFromSourceRange(
-                  ast,
-                  selectionRanges.codeBasedSelections[0].range
-                )
-                const { modifiedAst, pathToExtrudeArg } = extrudeSketch(
-                  ast,
-                  pathToNode,
-                  false
-                )
-                updateAst(modifiedAst, true, { focusPath: pathToExtrudeArg })
-              }}
-              className="group"
-            >
-              <ActionIcon icon="extrude" className="!p-0.5" size="md" />
-              Extrude as new
-            </button>
-          </>
-        )}
-
-        {guiMode.mode === 'sketch' && (
-          <button
-            onClick={() => {
-              engineCommandManager?.sendSceneCommand({
-                type: 'modeling_cmd_req',
-                cmd_id: uuidv4(),
-                cmd: { type: 'edit_mode_exit' },
-              })
-              engineCommandManager?.sendSceneCommand({
-                type: 'modeling_cmd_req',
-                cmd_id: uuidv4(),
-                cmd: { type: 'default_camera_disable_sketch_mode' },
-              })
-
-              setGuiMode({ mode: 'default' })
-              executeAst()
-            }}
-            className="group"
-          >
-            <ActionIcon
-              icon="exit"
-              className="!p-0.5"
-              bgClassName={sketchButtonClassnames.background}
-              iconClassName={sketchButtonClassnames.icon}
-              size="md"
-            />
-            Exit sketch
+        {state.nextEvents.includes('Cancel') && !state.matches('idle') && (
+          <button onClick={() => send({ type: 'Cancel' })} className="group">
+            <ActionIcon icon="exit" className="!p-0.5" size="md" />
+            Exit Sketch
           </button>
         )}
-        {toolTips
-          .filter(
-            // (sketchFnName) => !['angledLineThatIntersects'].includes(sketchFnName)
-            (sketchFnName) => ['sketch_line', 'move'].includes(sketchFnName)
-          )
-          .map((sketchFnName) => {
-            if (
-              guiMode.mode !== 'sketch' ||
-              !('isTooltip' in guiMode || guiMode.sketchMode === 'sketchEdit')
+        {state.matches('Sketch') && !state.matches('idle') && (
+          <button
+            onClick={() =>
+              state.matches('Sketch.Line Tool')
+                ? send('CancelSketch')
+                : send('Equip tool')
+            }
+            className={
+              'group ' +
+              (state.matches('Sketch.Line Tool')
+                ? '!text-fern-70 !bg-fern-10 !dark:text-fern-20 !border-fern-50'
+                : '')
+            }
+          >
+            <ActionIcon icon="line" className="!p-0.5" size="md" />
+            Line
+          </button>
+        )}
+        {state.matches('Sketch') && (
+          <button
+            onClick={() =>
+              state.matches('Sketch.Move Tool')
+                ? send('CancelSketch')
+                : send('Equip move tool')
+            }
+            className={
+              'group ' +
+              (state.matches('Sketch.Move Tool')
+                ? '!text-fern-70 !bg-fern-10 !dark:text-fern-20 !border-fern-50'
+                : '')
+            }
+          >
+            <ActionIcon icon="move" className="!p-0.5" size="md" />
+            Move
+          </button>
+        )}
+        {state.matches('Sketch.SketchIdle') &&
+          state.nextEvents
+            .filter(
+              (eventName) =>
+                eventName.includes('Make segment') ||
+                eventName.includes('Constrain')
             )
-              return null
-            return (
+            .map((eventName) => (
               <button
-                key={sketchFnName}
-                onClick={() => {
-                  engineCommandManager?.sendSceneCommand({
-                    type: 'modeling_cmd_req',
-                    cmd_id: uuidv4(),
-                    cmd: {
-                      type: 'set_tool',
-                      tool:
-                        guiMode.sketchMode === sketchFnName
-                          ? 'select'
-                          : (sketchFnName as any),
-                    },
-                  })
-                  setGuiMode({
-                    ...guiMode,
-                    ...(guiMode.sketchMode === sketchFnName
-                      ? {
-                          sketchMode: 'sketchEdit',
-                          // todo: ...guiMod is adding isTooltip: true, will probably just fix with xstate migtaion
-                        }
-                      : {
-                          sketchMode: sketchFnName,
-                          waitingFirstClick: true,
-                          isTooltip: true,
-                          pathId: guiMode.pathId,
-                        }),
-                  })
-                }}
-                className={
-                  'group ' +
-                  (guiMode.sketchMode === sketchFnName
-                    ? '!text-fern-70 !bg-fern-10 !dark:text-fern-20 !border-fern-50'
-                    : '')
+                key={eventName}
+                onClick={() => send(eventName)}
+                className="group"
+                disabled={
+                  !state.nextEvents
+                    .filter((event) => state.can(event as any))
+                    .includes(eventName)
                 }
+                title={eventName}
               >
                 <ActionIcon
-                  icon={sketchFnName.includes('line') ? 'line' : 'move'}
-                  className="!p-0.5"
+                  icon={'line'} // TODO
                   bgClassName={sketchButtonClassnames.background}
                   iconClassName={sketchButtonClassnames.icon}
                   size="md"
                 />
-                {sketchFnLabels[sketchFnName]}
+                {eventName
+                  .replace('Make segment ', '')
+                  .replace('Constrain ', '')}
               </button>
-            )
-          })}
-        <HorzVert horOrVert="horizontal" />
+            ))}
+        {state.matches('idle') && (
+          <button
+            onClick={() => send('extrude intent')}
+            disabled={!state.can('extrude intent')}
+            className="group"
+            title={
+              state.can('extrude intent')
+                ? 'extrude'
+                : 'sketches need to be closed, or not already extruded'
+            }
+          >
+            <ActionIcon icon="extrude" className="!p-0.5" size="md" />
+            Extrude
+          </button>
+        )}
+
+        {/* <HorzVert horOrVert="horizontal" />
         <HorzVert horOrVert="vertical" />
         <EqualLength />
         <EqualAngle />
@@ -274,16 +195,20 @@ export const Toolbar = () => {
         <SetAngleLength angleOrLength="setLength" />
         <Intersect />
         <RemoveConstrainingValues />
-        <SetAngleBetween />
+        <SetAngleBetween /> */}
       </span>
     )
   }
 
   return (
-    <Popover className={styles.toolbarWrapper + ' ' + guiMode.mode}>
+    <Popover
+      className={
+        styles.toolbarWrapper + state.matches('Sketch') ? ' sketch' : ''
+      }
+    >
       <div className={styles.toolbar}>
         <span className={styles.toolbarCap + ' ' + styles.label}>
-          {guiMode.mode === 'sketch' ? '2D' : '3D'}
+          {state.matches('Sketch') ? '2D' : '3D'}
         </span>
         <menu className="flex-1 gap-2 py-0.5 overflow-hidden whitespace-nowrap">
           <ToolbarButtons />
@@ -319,7 +244,7 @@ export const Toolbar = () => {
             <p
               className={`${styles.toolbarCap} ${styles.label} !self-center rounded-r-full w-fit`}
             >
-              You're in {guiMode.mode === 'sketch' ? '2D' : '3D'}
+              You're in {state.matches('Sketch') ? '2D' : '3D'}
             </p>
             <Popover.Button className="p-2 flex items-center justify-center rounded-sm bg-chalkboard-20 text-chalkboard-110 dark:bg-chalkboard-70 dark:text-chalkboard-20 border-none hover:bg-chalkboard-30 dark:hover:bg-chalkboard-60">
               <FontAwesomeIcon icon={faX} className="w-4 h-4" />

src/components/ActionButton.tsx

@@ -23,10 +23,7 @@ type ActionButtonAsLink = BaseActionButtonProps &
   }
 
 type ActionButtonAsExternal = BaseActionButtonProps &
-  Omit<
-    React.AnchorHTMLAttributes<HTMLAnchorElement>,
-    keyof BaseActionButtonProps
-  > & {
+  Omit<LinkProps, keyof BaseActionButtonProps> & {
     Element: 'externalLink'
   }
 
@@ -69,12 +66,17 @@ export const ActionButton = (props: ActionButtonProps) => {
       )
     }
     case 'externalLink': {
-      const { Element, icon, children, className, ...rest } = props
+      const { Element, to, icon, children, className, ...rest } = props
       return (
-        <a className={classNames} {...rest}>
+        <Link
+          to={to || paths.INDEX}
+          className={classNames}
+          {...rest}
+          target="_blank"
+        >
           {icon && <ActionIcon {...icon} />}
           {children}
-        </a>
+        </Link>
       )
     }
     default: {

src/components/AppHeader.tsx

@@ -20,11 +20,8 @@ export const AppHeader = ({
   className = '',
   enableMenu = false,
 }: AppHeaderProps) => {
-  const {
-    auth: {
-      context: { user },
-    },
-  } = useGlobalStateContext()
+  const { auth } = useGlobalStateContext()
+  const user = auth?.context?.user
 
   return (
     <header

src/components/AstExplorer.tsx

@@ -1,18 +1,18 @@
+import { useModelingContext } from 'hooks/useModelingContext'
+import { kclManager } from 'lang/KclSinglton'
 import { getNodeFromPath, getNodePathFromSourceRange } from 'lang/queryAst'
 import { useEffect, useRef, useState } from 'react'
 import { useStore } from 'useStore'
 
 export function AstExplorer() {
-  const { ast, setHighlightRange, selectionRanges } = useStore((s) => ({
-    ast: s.ast,
-    setHighlightRange: s.setHighlightRange,
-    selectionRanges: s.selectionRanges,
-  }))
+  const setHighlightRange = useStore((s) => s.setHighlightRange)
+  const { context } = useModelingContext()
   const pathToNode = getNodePathFromSourceRange(
-    ast,
-    selectionRanges.codeBasedSelections?.[0]?.range
+    // TODO maybe need to have callback to make sure it stays in sync
+    kclManager.ast,
+    context.selectionRanges.codeBasedSelections?.[0]?.range
   )
-  const node = getNodeFromPath(ast, pathToNode).node
+  const node = getNodeFromPath(kclManager.ast, pathToNode).node
   const [filterKeys, setFilterKeys] = useState<string[]>(['start', 'end'])
 
   return (
@@ -46,7 +46,11 @@ export function AstExplorer() {
         }}
       >
         <pre className=" text-xs overflow-y-auto" style={{ width: '300px' }}>
-          <DisplayObj obj={ast} filterKeys={filterKeys} node={node} />
+          <DisplayObj
+            obj={kclManager.ast}
+            filterKeys={filterKeys}
+            node={node}
+          />
         </pre>
       </div>
     </div>
@@ -84,10 +88,8 @@ function DisplayObj({
   filterKeys: string[]
   node: any
 }) {
-  const { setHighlightRange, setCursor2 } = useStore((s) => ({
-    setHighlightRange: s.setHighlightRange,
-    setCursor2: s.setCursor2,
-  }))
+  const setHighlightRange = useStore((s) => s.setHighlightRange)
+  const { send } = useModelingContext()
   const ref = useRef<HTMLPreElement>(null)
   const [hasCursor, setHasCursor] = useState(false)
   const [isCollapsed, setIsCollapsed] = useState(false)
@@ -118,7 +120,16 @@ function DisplayObj({
         setHighlightRange([obj?.start || 0, obj.end])
       }}
       onClick={(e) => {
-        setCursor2({ type: 'default', range: [obj?.start || 0, obj.end || 0] })
+        send({
+          type: 'Set selection',
+          data: {
+            selectionType: 'singleCodeCursor',
+            selection: {
+              type: 'default',
+              range: [obj?.start || 0, obj.end || 0],
+            },
+          },
+        })
         e.stopPropagation()
       }}
     >

src/components/AvailableVarsHelpers.tsx

@@ -1,7 +1,5 @@
 import { useEffect, useState, useRef } from 'react'
-import { parser_wasm } from '../lang/abstractSyntaxTree'
-import { BinaryPart, Value } from '../lang/abstractSyntaxTreeTypes'
-import { executor } from '../lang/executor'
+import { parse, BinaryPart, Value, executor } from '../lang/wasm'
 import {
   createIdentifier,
   createLiteral,
@@ -9,7 +7,9 @@ import {
   findUniqueName,
 } from '../lang/modifyAst'
 import { findAllPreviousVariables, PrevVariable } from '../lang/queryAst'
-import { useStore } from '../useStore'
+import { engineCommandManager } from '../lang/std/engineConnection'
+import { kclManager, useKclContext } from 'lang/KclSinglton'
+import { useModelingContext } from 'hooks/useModelingContext'
 
 export const AvailableVars = ({
   onVarClick,
@@ -92,14 +92,9 @@ export function useCalc({
   newVariableInsertIndex: number
   setNewVariableName: (a: string) => void
 } {
-  const { ast, programMemory, selectionRange, engineCommandManager } = useStore(
-    (s) => ({
-      ast: s.ast,
-      programMemory: s.programMemory,
-      selectionRange: s.selectionRanges.codeBasedSelections[0].range,
-      engineCommandManager: s.engineCommandManager,
-    })
-  )
+  const { programMemory } = useKclContext()
+  const { context } = useModelingContext()
+  const selectionRange = context.selectionRanges.codeBasedSelections[0].range
   const inputRef = useRef<HTMLInputElement>(null)
   const [availableVarInfo, setAvailableVarInfo] = useState<
     ReturnType<typeof findAllPreviousVariables>
@@ -119,9 +114,7 @@ export function useCalc({
       inputRef.current &&
         inputRef.current.setSelectionRange(0, String(value).length)
     }, 100)
-    if (ast) {
-      setNewVariableName(findUniqueName(ast, valueName))
-    }
+    setNewVariableName(findUniqueName(kclManager.ast, valueName))
   }, [])
 
   useEffect(() => {
@@ -134,21 +127,30 @@ export function useCalc({
   }, [newVariableName])
 
   useEffect(() => {
-    if (!ast || !programMemory || !selectionRange) return
-    const varInfo = findAllPreviousVariables(ast, programMemory, selectionRange)
+    if (!programMemory || !selectionRange) return
+    const varInfo = findAllPreviousVariables(
+      kclManager.ast,
+      programMemory,
+      selectionRange
+    )
     setAvailableVarInfo(varInfo)
-  }, [ast, programMemory, selectionRange])
+  }, [kclManager.ast, programMemory, selectionRange])
 
   useEffect(() => {
-    if (!engineCommandManager) return
     try {
       const code = `const __result__ = ${value}\nshow(__result__)`
-      const ast = parser_wasm(code)
+      const ast = parse(code)
       const _programMem: any = { root: {}, return: null }
       availableVarInfo.variables.forEach(({ key, value }) => {
         _programMem.root[key] = { type: 'userVal', value, __meta: [] }
       })
-      executor(ast, _programMem, engineCommandManager).then((programMemory) => {
+
+      executor(
+        ast,
+        _programMem,
+        engineCommandManager,
+        kclManager.defaultPlanes
+      ).then((programMemory) => {
         const resultDeclaration = ast.body.find(
           (a) =>
             a.type === 'VariableDeclaration' &&

src/components/CodeMenu.tsx

@@ -5,16 +5,13 @@ import {
   faEllipsis,
 } from '@fortawesome/free-solid-svg-icons'
 import { ActionIcon } from './ActionIcon'
-import { useStore } from 'useStore'
 import styles from './CodeMenu.module.css'
 import { useConvertToVariable } from 'hooks/useToolbarGuards'
 import { editorShortcutMeta } from './TextEditor'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
+import { kclManager } from 'lang/KclSinglton'
 
 export const CodeMenu = ({ children }: PropsWithChildren) => {
-  const { formatCode } = useStore((s) => ({
-    formatCode: s.formatCode,
-  }))
   const { enable: convertToVarEnabled, handleClick: handleConvertToVarClick } =
     useConvertToVariable()
 
@@ -41,7 +38,10 @@ export const CodeMenu = ({ children }: PropsWithChildren) => {
         </Menu.Button>
         <Menu.Items className="absolute right-0 left-auto w-72 flex flex-col gap-1 divide-y divide-chalkboard-20 dark:divide-chalkboard-70 align-stretch px-0 py-1 bg-chalkboard-10 dark:bg-chalkboard-90 rounded-sm shadow-lg border border-solid border-chalkboard-20/50 dark:border-chalkboard-80/50">
           <Menu.Item>
-            <button onClick={() => formatCode()} className={styles.button}>
+            <button
+              onClick={() => kclManager.format()}
+              className={styles.button}
+            >
               <span>Format code</span>
               <small>{editorShortcutMeta.formatCode.display}</small>
             </button>

src/components/DebugPanel.tsx

@@ -1,5 +1,4 @@
 import { CollapsiblePanel, CollapsiblePanelProps } from './CollapsiblePanel'
-import { useStore } from '../useStore'
 import { v4 as uuidv4 } from 'uuid'
 import { EngineCommand } from '../lang/std/engineConnection'
 import { useState } from 'react'
@@ -7,6 +6,7 @@ import { ActionButton } from '../components/ActionButton'
 import { faCheck } from '@fortawesome/free-solid-svg-icons'
 import { isReducedMotion } from 'lang/util'
 import { AstExplorer } from './AstExplorer'
+import { engineCommandManager } from '../lang/std/engineConnection'
 
 type SketchModeCmd = Extract<
   Extract<EngineCommand, { type: 'modeling_cmd_req' }>['cmd'],
@@ -14,9 +14,6 @@ type SketchModeCmd = Extract<
 >
 
 export const DebugPanel = ({ className, ...props }: CollapsiblePanelProps) => {
-  const { engineCommandManager } = useStore((s) => ({
-    engineCommandManager: s.engineCommandManager,
-  }))
   const [sketchModeCmd, setSketchModeCmd] = useState<SketchModeCmd>({
     type: 'default_camera_enable_sketch_mode',
     origin: { x: 0, y: 0, z: 0 },
@@ -70,19 +67,18 @@ export const DebugPanel = ({ className, ...props }: CollapsiblePanelProps) => {
             className="w-16"
             type="checkbox"
             checked={sketchModeCmd.ortho}
-            onChange={(a) => {
-              console.log(a, (a as any).checked)
+            onChange={(a) =>
               setSketchModeCmd({
                 ...sketchModeCmd,
                 ortho: a.target.checked,
               })
-            }}
+            }
           />
         </div>
         <ActionButton
           Element="button"
           onClick={() => {
-            engineCommandManager?.sendSceneCommand({
+            engineCommandManager.sendSceneCommand({
               type: 'modeling_cmd_req',
               cmd: sketchModeCmd,
               cmd_id: uuidv4(),

src/components/ErrorPage.tsx

@@ -47,11 +47,9 @@ export const ErrorPage = () => {
             Clear storage
           </ActionButton>
           <ActionButton
-            Element="link"
+            Element="externalLink"
             icon={{ icon: faBug }}
-            target="_blank"
-            rel="noopener noreferrer"
-            to="https://discord.com/channels/915388055236509727/1138967922614743060"
+            to="https://github.com/KittyCAD/modeling-app/issues/new"
           >
             Report Bug
           </ActionButton>

src/components/ExportButton.tsx

@@ -1,13 +1,17 @@
 import { v4 as uuidv4 } from 'uuid'
-import { useStore } from '../useStore'
 import { faFileExport, faXmark } from '@fortawesome/free-solid-svg-icons'
 import { ActionButton } from './ActionButton'
 import Modal from 'react-modal'
 import React from 'react'
 import { useFormik } from 'formik'
 import { Models } from '@kittycad/lib'
+import { engineCommandManager } from '../lang/std/engineConnection'
+import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
 
 type OutputFormat = Models['OutputFormat_type']
+type OutputTypeKey = OutputFormat['type']
+type ExtractStorageTypes<T> = T extends { storage: infer U } ? U : never
+type StorageUnion = ExtractStorageTypes<OutputFormat>
 
 interface ExportButtonProps extends React.PropsWithChildren {
   className?: {
@@ -18,14 +22,19 @@ interface ExportButtonProps extends React.PropsWithChildren {
 }
 
 export const ExportButton = ({ children, className }: ExportButtonProps) => {
-  const { engineCommandManager } = useStore((s) => ({
-    engineCommandManager: s.engineCommandManager,
-  }))
-
   const [modalIsOpen, setIsOpen] = React.useState(false)
+  const {
+    settings: {
+      state: {
+        context: { baseUnit },
+      },
+    },
+  } = useGlobalStateContext()
 
   const defaultType = 'gltf'
-  const [type, setType] = React.useState(defaultType)
+  const [type, setType] = React.useState<OutputTypeKey>(defaultType)
+  const defaultStorage = 'embedded'
+  const [storage, setStorage] = React.useState<StorageUnion>(defaultStorage)
 
   function openModal() {
     setIsOpen(true)
@@ -38,7 +47,7 @@ export const ExportButton = ({ children, className }: ExportButtonProps) => {
   // Default to gltf and embedded.
   const initialValues: OutputFormat = {
     type: defaultType,
-    storage: 'embedded',
+    storage: defaultStorage,
     presentation: 'pretty',
   }
   const formik = useFormik({
@@ -66,7 +75,18 @@ export const ExportButton = ({ children, className }: ExportButtonProps) => {
           },
         }
       }
-      engineCommandManager?.sendSceneCommand({
+      if (values.type === 'obj' || values.type === 'stl') {
+        values.units = baseUnit
+      }
+      if (
+        values.type === 'ply' ||
+        values.type === 'stl' ||
+        values.type === 'gltf'
+      ) {
+        // Set the storage type.
+        values.storage = storage
+      }
+      engineCommandManager.sendSceneCommand({
         type: 'modeling_cmd_req',
         cmd: {
           type: 'export',
@@ -75,6 +95,7 @@ export const ExportButton = ({ children, className }: ExportButtonProps) => {
           // in the scene to export. In that case, you'd pass the IDs thru here.
           entity_ids: [],
           format: values,
+          source_unit: baseUnit,
         },
         cmd_id: uuidv4(),
       })
@@ -109,7 +130,17 @@ export const ExportButton = ({ children, className }: ExportButtonProps) => {
                 id="type"
                 name="type"
                 onChange={(e) => {
-                  setType(e.target.value)
+                  setType(e.target.value as OutputTypeKey)
+                  if (e.target.value === 'gltf') {
+                    // Set default to embedded.
+                    setStorage('embedded')
+                  } else if (e.target.value === 'ply') {
+                    // Set default to ascii.
+                    setStorage('ascii')
+                  } else if (e.target.value === 'stl') {
+                    // Set default to ascii.
+                    setStorage('ascii')
+                  }
                   formik.handleChange(e)
                 }}
                 className="bg-chalkboard-20 dark:bg-chalkboard-90 w-full"
@@ -127,10 +158,10 @@ export const ExportButton = ({ children, className }: ExportButtonProps) => {
                 <select
                   id="storage"
                   name="storage"
-                  onChange={formik.handleChange}
-                  value={
-                    'storage' in formik.values ? formik.values.storage : ''
-                  }
+                  onChange={(e) => {
+                    setStorage(e.target.value as StorageUnion)
+                    formik.handleChange(e)
+                  }}
                   className="bg-chalkboard-20 dark:bg-chalkboard-90 w-full"
                 >
                   {type === 'gltf' && (

src/components/Logs.tsx

@@ -1,8 +1,8 @@
 import ReactJson from 'react-json-view'
 import { useEffect } from 'react'
-import { useStore } from '../useStore'
 import { CollapsiblePanel, CollapsiblePanelProps } from './CollapsiblePanel'
 import { Themes } from '../lib/theme'
+import { useKclContext } from 'lang/KclSinglton'
 
 const ReactJsonTypeHack = ReactJson as any
 
@@ -11,9 +11,7 @@ interface LogPanelProps extends CollapsiblePanelProps {
 }
 
 export const Logs = ({ theme = Themes.Light, ...props }: LogPanelProps) => {
-  const { logs } = useStore(({ logs }) => ({
-    logs,
-  }))
+  const { logs } = useKclContext()
   useEffect(() => {
     const element = document.querySelector('.console-tile')
     if (element) {
@@ -47,21 +45,19 @@ export const KCLErrors = ({
   theme = Themes.Light,
   ...props
 }: LogPanelProps) => {
-  const { kclErrors } = useStore(({ kclErrors }) => ({
-    kclErrors,
-  }))
+  const { errors } = useKclContext()
   useEffect(() => {
     const element = document.querySelector('.console-tile')
     if (element) {
       element.scrollTop = element.scrollHeight - element.clientHeight
     }
-  }, [kclErrors])
+  }, [errors])
   return (
     <CollapsiblePanel {...props}>
       <div className="h-full relative">
         <div className="absolute inset-0 flex flex-col">
           <ReactJsonTypeHack
-            src={kclErrors}
+            src={errors}
             collapsed={1}
             collapseStringsAfterLength={60}
             enableClipboard={false}

src/components/MemoryPanel.test.tsx

@@ -1,7 +1,6 @@
 import { processMemory } from './MemoryPanel'
-import { parser_wasm } from '../lang/abstractSyntaxTree'
 import { enginelessExecutor } from '../lib/testHelpers'
-import { initPromise } from '../lang/rust'
+import { initPromise, parse } from '../lang/wasm'
 
 beforeAll(() => initPromise)
 
@@ -15,18 +14,20 @@ describe('processMemory', () => {
   }
   const otherVar = myFn(5)
 
-  const theExtrude = startSketchAt([0, 0])
+  const theExtrude = startSketchOn('XY')
+    |> startProfileAt([0, 0], %)
     |> lineTo([-2.4, myVar], %)
     |> lineTo([-0.76, otherVar], %)
     |> extrude(4, %)
 
-  const theSketch = startSketchAt([0, 0])
+  const theSketch = startSketchOn('XY')
+    |> startProfileAt([0, 0], %)
     |> lineTo([-3.35, 0.17], %)
     |> lineTo([0.98, 5.16], %)
     |> lineTo([2.15, 4.32], %)
     // |> rx(90, %)
   show(theExtrude, theSketch)`
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast, {
       root: {},
       return: null,

src/components/MemoryPanel.tsx

@@ -1,9 +1,9 @@
 import ReactJson from 'react-json-view'
 import { CollapsiblePanel, CollapsiblePanelProps } from './CollapsiblePanel'
-import { useStore } from '../useStore'
 import { useMemo } from 'react'
-import { ProgramMemory, Path, ExtrudeSurface } from '../lang/executor'
+import { ProgramMemory, Path, ExtrudeSurface } from '../lang/wasm'
 import { Themes } from '../lib/theme'
+import { useKclContext } from 'lang/KclSinglton'
 
 interface MemoryPanelProps extends CollapsiblePanelProps {
   theme?: Exclude<Themes, Themes.System>
@@ -13,9 +13,7 @@ export const MemoryPanel = ({
   theme = Themes.Light,
   ...props
 }: MemoryPanelProps) => {
-  const { programMemory } = useStore((s) => ({
-    programMemory: s.programMemory,
-  }))
+  const { programMemory } = useKclContext()
   const ProcessedMemory = useMemo(
     () => processMemory(programMemory),
     [programMemory]

src/components/ModelingMachineProvider.tsx

@@ -0,0 +1,355 @@
+import { useMachine } from '@xstate/react'
+import React, { createContext, useEffect, useRef } from 'react'
+import {
+  AnyStateMachine,
+  ContextFrom,
+  InterpreterFrom,
+  Prop,
+  StateFrom,
+  assign,
+} from 'xstate'
+import { SetSelections, modelingMachine } from 'machines/modelingMachine'
+import { useSetupEngineManager } from 'hooks/useSetupEngineManager'
+import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
+import { isCursorInSketchCommandRange } from 'lang/util'
+import { engineCommandManager } from 'lang/std/engineConnection'
+import { v4 as uuidv4 } from 'uuid'
+import { addStartSketch } from 'lang/modifyAst'
+import { roundOff } from 'lib/utils'
+import { recast, parse, Program, VariableDeclarator } from 'lang/wasm'
+import { getNodeFromPath } from 'lang/queryAst'
+import {
+  addCloseToPipe,
+  addNewSketchLn,
+  compareVec2Epsilon,
+} from 'lang/std/sketch'
+import { kclManager } from 'lang/KclSinglton'
+import { applyConstraintHorzVertDistance } from './Toolbar/SetHorzVertDistance'
+import { applyConstraintAngleBetween } from './Toolbar/SetAngleBetween'
+import { applyConstraintAngleLength } from './Toolbar/setAngleLength'
+import { toast } from 'react-hot-toast'
+import { pathMapToSelections } from 'lang/util'
+import {
+  dispatchCodeMirrorCursor,
+  setCodeMirrorCursor,
+  useStore,
+} from 'useStore'
+
+type MachineContext<T extends AnyStateMachine> = {
+  state: StateFrom<T>
+  context: ContextFrom<T>
+  send: Prop<InterpreterFrom<T>, 'send'>
+}
+
+export const ModelingMachineContext = createContext(
+  {} as MachineContext<typeof modelingMachine>
+)
+
+export const ModelingMachineProvider = ({
+  children,
+}: {
+  children: React.ReactNode
+}) => {
+  const { auth } = useGlobalStateContext()
+  const token = auth?.context?.token
+  const streamRef = useRef<HTMLDivElement>(null)
+  useSetupEngineManager(streamRef, token)
+
+  const { isShiftDown, editorView } = useStore((s) => ({
+    isShiftDown: s.isShiftDown,
+    editorView: s.editorView,
+  }))
+
+  // const { commands } = useCommandsContext()
+
+  // Settings machine setup
+  // const retrievedSettings = useRef(
+  // localStorage?.getItem(MODELING_PERSIST_KEY) || '{}'
+  // )
+
+  // What should we persist from modeling state? Nothing?
+  // const persistedSettings = Object.assign(
+  //   settingsMachine.initialState.context,
+  //   JSON.parse(retrievedSettings.current) as Partial<
+  //     (typeof settingsMachine)['context']
+  //   >
+  // )
+
+  const [modelingState, modelingSend] = useMachine(modelingMachine, {
+    // context: persistedSettings,
+    actions: {
+      'Modify AST': () => {},
+      'Update code selection cursors': () => {},
+      'show default planes': () => {
+        kclManager.showPlanes()
+      },
+      'create path': async () => {
+        const sketchUuid = uuidv4()
+        const proms = [
+          engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: sketchUuid,
+            cmd: {
+              type: 'start_path',
+            },
+          }),
+          engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: uuidv4(),
+            cmd: {
+              type: 'edit_mode_enter',
+              target: sketchUuid,
+            },
+          }),
+        ]
+        await Promise.all(proms)
+      },
+      'AST start new sketch': assign((_, { data: { coords, axis } }) => {
+        // Something really weird must have happened for this to happen.
+        if (!axis) {
+          console.error('axis is undefined for starting a new sketch')
+          return {}
+        }
+
+        const _addStartSketch = addStartSketch(
+          kclManager.ast,
+          axis,
+          [roundOff(coords[0].x), roundOff(coords[0].y)],
+          [
+            roundOff(coords[1].x - coords[0].x),
+            roundOff(coords[1].y - coords[0].y),
+          ]
+        )
+        const _modifiedAst = _addStartSketch.modifiedAst
+        const _pathToNode = _addStartSketch.pathToNode
+        const newCode = recast(_modifiedAst)
+        const astWithUpdatedSource = parse(newCode)
+
+        kclManager.executeAstMock(astWithUpdatedSource, true)
+
+        return {
+          sketchPathToNode: _pathToNode,
+        }
+      }),
+      'AST add line segment': ({ sketchPathToNode }, { data: { coords } }) => {
+        if (!sketchPathToNode) return
+        const lastCoord = coords[coords.length - 1]
+
+        const { node: varDec } = getNodeFromPath<VariableDeclarator>(
+          kclManager.ast,
+          sketchPathToNode,
+          'VariableDeclarator'
+        )
+        const variableName = varDec.id.name
+        const sketchGroup = kclManager.programMemory.root[variableName]
+        if (!sketchGroup || sketchGroup.type !== 'SketchGroup') return
+        const initialCoords = sketchGroup.value[0].from
+
+        const isClose = compareVec2Epsilon(initialCoords, [
+          lastCoord.x,
+          lastCoord.y,
+        ])
+
+        let _modifiedAst: Program
+        if (!isClose) {
+          _modifiedAst = addNewSketchLn({
+            node: kclManager.ast,
+            programMemory: kclManager.programMemory,
+            to: [lastCoord.x, lastCoord.y],
+            fnName: 'line',
+            pathToNode: sketchPathToNode,
+          }).modifiedAst
+          kclManager.executeAstMock(_modifiedAst, true)
+          // kclManager.updateAst(_modifiedAst, false)
+        } else {
+          _modifiedAst = addCloseToPipe({
+            node: kclManager.ast,
+            programMemory: kclManager.programMemory,
+            pathToNode: sketchPathToNode,
+          })
+          engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: uuidv4(),
+            cmd: { type: 'edit_mode_exit' },
+          })
+          engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: uuidv4(),
+            cmd: { type: 'default_camera_disable_sketch_mode' },
+          })
+          kclManager.executeAstMock(_modifiedAst, true)
+          // updateAst(_modifiedAst, true)
+        }
+      },
+      'sketch exit execute': () => {
+        kclManager.executeAst()
+      },
+      'set tool': () => {}, // TODO
+      'toast extrude failed': () => {
+        toast.error(
+          'Extrude failed, sketches need to be closed, or not already extruded'
+        )
+      },
+      'Set selection': assign(({ selectionRanges }, event) => {
+        if (event.type !== 'Set selection') return {} // this was needed for ts after adding 'Set selection' action to on done modal events
+        const setSelections = event.data
+        if (setSelections.selectionType === 'mirrorCodeMirrorSelections')
+          return { selectionRanges: setSelections.selection }
+        else if (setSelections.selectionType === 'otherSelection')
+          return {
+            selectionRanges: {
+              ...selectionRanges,
+              otherSelections: [setSelections.selection],
+            },
+          }
+        else if (!editorView) return {}
+        else if (setSelections.selectionType === 'singleCodeCursor') {
+          // This DOES NOT set the `selectionRanges` in xstate context
+          // instead it updates/dispatches to the editor, which in turn updates the xstate context
+          // I've found this the best way to deal with the editor without causing an infinite loop
+          // and really we want the editor to be in charge of cursor positions and for `selectionRanges` mirror it
+          // because we want to respect the user manually placing the cursor too.
+          const selectionRangeTypeMap = setCodeMirrorCursor({
+            codeSelection: setSelections.selection,
+            currestSelections: selectionRanges,
+            editorView,
+            isShiftDown,
+          })
+          return {
+            selectionRangeTypeMap,
+          }
+        }
+        // This DOES NOT set the `selectionRanges` in xstate context
+        // same as comment above
+        const selectionRangeTypeMap = dispatchCodeMirrorCursor({
+          selections: setSelections.selection,
+          editorView,
+        })
+        return {
+          selectionRangeTypeMap,
+        }
+      }),
+    },
+    guards: {
+      'Selection contains axis': () => true,
+      'Selection contains edge': () => true,
+      'Selection contains face': () => true,
+      'Selection contains line': () => true,
+      'Selection contains point': () => true,
+      'Selection is not empty': () => true,
+      'Selection is one face': ({ selectionRanges }) => {
+        return !!isCursorInSketchCommandRange(
+          engineCommandManager.artifactMap,
+          selectionRanges
+        )
+      },
+    },
+    services: {
+      'Get horizontal info': async ({
+        selectionRanges,
+      }): Promise<SetSelections> => {
+        const { modifiedAst, pathToNodeMap } =
+          await applyConstraintHorzVertDistance({
+            constraint: 'setHorzDistance',
+            selectionRanges,
+          })
+        await kclManager.updateAst(modifiedAst, true)
+        return {
+          selectionType: 'completeSelection',
+          selection: pathMapToSelections(
+            kclManager.ast,
+            selectionRanges,
+            pathToNodeMap
+          ),
+        }
+      },
+      'Get vertical info': async ({
+        selectionRanges,
+      }): Promise<SetSelections> => {
+        const { modifiedAst, pathToNodeMap } =
+          await applyConstraintHorzVertDistance({
+            constraint: 'setVertDistance',
+            selectionRanges,
+          })
+        await kclManager.updateAst(modifiedAst, true)
+        return {
+          selectionType: 'completeSelection',
+          selection: pathMapToSelections(
+            kclManager.ast,
+            selectionRanges,
+            pathToNodeMap
+          ),
+        }
+      },
+      'Get angle info': async ({ selectionRanges }): Promise<SetSelections> => {
+        const { modifiedAst, pathToNodeMap } =
+          await applyConstraintAngleBetween({
+            selectionRanges,
+          })
+        await kclManager.updateAst(modifiedAst, true)
+        return {
+          selectionType: 'completeSelection',
+          selection: pathMapToSelections(
+            kclManager.ast,
+            selectionRanges,
+            pathToNodeMap
+          ),
+        }
+      },
+      'Get length info': async ({
+        selectionRanges,
+      }): Promise<SetSelections> => {
+        const { modifiedAst, pathToNodeMap } = await applyConstraintAngleLength(
+          { selectionRanges }
+        )
+        await kclManager.updateAst(modifiedAst, true)
+        return {
+          selectionType: 'completeSelection',
+          selection: pathMapToSelections(
+            kclManager.ast,
+            selectionRanges,
+            pathToNodeMap
+          ),
+        }
+      },
+    },
+    devTools: true,
+  })
+
+  useEffect(() => {
+    engineCommandManager.onPlaneSelected((plane_id: string) => {
+      if (modelingState.nextEvents.includes('Select default plane')) {
+        modelingSend({
+          type: 'Select default plane',
+          data: { planeId: plane_id },
+        })
+      }
+    })
+  }, [kclManager.defaultPlanes, modelingSend, modelingState.nextEvents])
+
+  // useStateMachineCommands({
+  //   state: settingsState,
+  //   send: settingsSend,
+  //   commands,
+  //   owner: 'settings',
+  //   commandBarMeta: settingsCommandBarMeta,
+  // })
+
+  return (
+    <ModelingMachineContext.Provider
+      value={{
+        state: modelingState,
+        context: modelingState.context,
+        send: modelingSend,
+      }}
+    >
+      {/* TODO #818: maybe pass reff down to children/app.ts or render app.tsx directly?
+      since realistically it won't ever have generic children that isn't app.tsx */}
+      <div className="h-screen overflow-hidden select-none" ref={streamRef}>
+        {children}
+      </div>
+    </ModelingMachineContext.Provider>
+  )
+}
+
+export default ModelingMachineProvider

src/components/ProjectSidebarMenu.test.tsx

@@ -2,6 +2,8 @@ import { fireEvent, render, screen } from '@testing-library/react'
 import { BrowserRouter } from 'react-router-dom'
 import ProjectSidebarMenu from './ProjectSidebarMenu'
 import { ProjectWithEntryPointMetadata } from '../Router'
+import { GlobalStateProvider } from './GlobalStateProvider'
+import CommandBarProvider from './CommandBar'
 
 const now = new Date()
 const projectWellFormed = {
@@ -38,7 +40,11 @@ describe('ProjectSidebarMenu tests', () => {
   test('Renders the project name', () => {
     render(
       <BrowserRouter>
-        <ProjectSidebarMenu project={projectWellFormed} />
+        <CommandBarProvider>
+          <GlobalStateProvider>
+            <ProjectSidebarMenu project={projectWellFormed} />
+          </GlobalStateProvider>
+        </CommandBarProvider>
       </BrowserRouter>
     )
 
@@ -55,7 +61,11 @@ describe('ProjectSidebarMenu tests', () => {
   test('Renders app name if given no project', () => {
     render(
       <BrowserRouter>
-        <ProjectSidebarMenu />
+        <CommandBarProvider>
+          <GlobalStateProvider>
+            <ProjectSidebarMenu />
+          </GlobalStateProvider>
+        </CommandBarProvider>
       </BrowserRouter>
     )
 
@@ -69,7 +79,14 @@ describe('ProjectSidebarMenu tests', () => {
   test('Renders as a link if set to do so', () => {
     render(
       <BrowserRouter>
-        <ProjectSidebarMenu project={projectWellFormed} renderAsLink={true} />
+        <CommandBarProvider>
+          <GlobalStateProvider>
+            <ProjectSidebarMenu
+              project={projectWellFormed}
+              renderAsLink={true}
+            />
+          </GlobalStateProvider>
+        </CommandBarProvider>
       </BrowserRouter>
     )
 

src/components/SetAngleLengthModal.tsx

@@ -1,6 +1,6 @@
 import { Dialog, Transition } from '@headlessui/react'
 import { Fragment, useState } from 'react'
-import { Value } from '../lang/abstractSyntaxTreeTypes'
+import { Value } from '../lang/wasm'
 import {
   AvailableVars,
   addToInputHelper,

src/components/SetHorVertDistanceModal.tsx

@@ -1,6 +1,6 @@
 import { Dialog, Transition } from '@headlessui/react'
 import { Fragment, useState } from 'react'
-import { Value } from '../lang/abstractSyntaxTreeTypes'
+import { Value } from '../lang/wasm'
 import {
   AvailableVars,
   addToInputHelper,

src/components/Stream.tsx

@@ -7,24 +7,17 @@ import {
 } from 'react'
 import { v4 as uuidv4 } from 'uuid'
 import { useStore } from '../useStore'
-import { getNormalisedCoordinates, roundOff } from '../lib/utils'
+import { getNormalisedCoordinates } from '../lib/utils'
 import Loading from './Loading'
 import { cameraMouseDragGuards } from 'lib/cameraControls'
 import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
 import { CameraDragInteractionType_type } from '@kittycad/lib/dist/types/src/models'
 import { Models } from '@kittycad/lib'
-import { addStartSketch } from 'lang/modifyAst'
-import {
-  addCloseToPipe,
-  addNewSketchLn,
-  compareVec2Epsilon,
-} from 'lang/std/sketch'
 import { getNodeFromPath } from 'lang/queryAst'
-import { Program, VariableDeclarator } from 'lang/abstractSyntaxTreeTypes'
-import { modify_ast_for_sketch } from '../wasm-lib/pkg/wasm_lib'
-import { KCLError } from 'lang/errors'
-import { KclError as RustKclError } from '../wasm-lib/kcl/bindings/KclError'
-import { rangeTypeFix } from 'lang/abstractSyntaxTree'
+import { Program, VariableDeclarator, modifyAstForSketch } from 'lang/wasm'
+import { engineCommandManager } from '../lang/std/engineConnection'
+import { useModelingContext } from 'hooks/useModelingContext'
+import { kclManager, useKclContext } from 'lang/KclSinglton'
 
 export const Stream = ({ className = '' }) => {
   const [isLoading, setIsLoading] = useState(true)
@@ -32,37 +25,21 @@ export const Stream = ({ className = '' }) => {
   const videoRef = useRef<HTMLVideoElement>(null)
   const {
     mediaStream,
-    engineCommandManager,
     setButtonDownInStream,
     didDragInStream,
     setDidDragInStream,
     streamDimensions,
-    isExecuting,
-    guiMode,
-    ast,
-    updateAst,
-    setGuiMode,
-    programMemory,
   } = useStore((s) => ({
     mediaStream: s.mediaStream,
-    engineCommandManager: s.engineCommandManager,
     setButtonDownInStream: s.setButtonDownInStream,
-    fileId: s.fileId,
     didDragInStream: s.didDragInStream,
     setDidDragInStream: s.setDidDragInStream,
     streamDimensions: s.streamDimensions,
-    isExecuting: s.isExecuting,
-    guiMode: s.guiMode,
-    ast: s.ast,
-    updateAst: s.updateAst,
-    setGuiMode: s.setGuiMode,
-    programMemory: s.programMemory,
   }))
-  const {
-    settings: {
-      context: { cameraControls },
-    },
-  } = useGlobalStateContext()
+  const { settings } = useGlobalStateContext()
+  const cameraControls = settings?.context?.cameraControls
+  const { send, state, context } = useModelingContext()
+  const { isExecuting } = useKclContext()
 
   useEffect(() => {
     if (
@@ -73,7 +50,7 @@ export const Stream = ({ className = '' }) => {
     if (!videoRef.current) return
     if (!mediaStream) return
     videoRef.current.srcObject = mediaStream
-  }, [mediaStream, engineCommandManager])
+  }, [mediaStream])
 
   const handleMouseDown: MouseEventHandler<HTMLVideoElement> = (e) => {
     if (!videoRef.current) return
@@ -106,8 +83,8 @@ export const Stream = ({ className = '' }) => {
       interaction = 'zoom'
     }
 
-    if (guiMode.mode === 'sketch' && guiMode.sketchMode === ('move' as any)) {
-      engineCommandManager?.sendSceneCommand({
+    if (state.matches('Sketch.Move Tool')) {
+      engineCommandManager.sendSceneCommand({
         type: 'modeling_cmd_req',
         cmd: {
           type: 'handle_mouse_drag_start',
@@ -115,13 +92,8 @@ export const Stream = ({ className = '' }) => {
         },
         cmd_id: newId,
       })
-    } else if (
-      !(
-        guiMode.mode === 'sketch' &&
-        guiMode.sketchMode === ('sketch_line' as any)
-      )
-    ) {
-      engineCommandManager?.sendSceneCommand({
+    } else if (!state.matches('Sketch.Line Tool')) {
+      engineCommandManager.sendSceneCommand({
         type: 'modeling_cmd_req',
         cmd: {
           type: 'camera_drag_start',
@@ -139,7 +111,7 @@ export const Stream = ({ className = '' }) => {
   const handleScroll: WheelEventHandler<HTMLVideoElement> = (e) => {
     if (!cameraMouseDragGuards[cameraControls].zoom.scrollCallback(e)) return
 
-    engineCommandManager?.sendSceneCommand({
+    engineCommandManager.sendSceneCommand({
       type: 'modeling_cmd_req',
       cmd: {
         type: 'default_camera_zoom',
@@ -176,215 +148,141 @@ export const Stream = ({ className = '' }) => {
       cmd_id: newCmdId,
     }
 
-    if (!didDragInStream) {
-      engineCommandManager?.sendSceneCommand({
-        type: 'modeling_cmd_req',
-        cmd: {
-          type: 'select_with_point',
-          selection_type: 'add',
-          selected_at_window: { x, y },
-        },
-        cmd_id: uuidv4(),
-      })
-    }
-
-    if (!didDragInStream && guiMode.mode === 'default') {
+    if (!didDragInStream && state.matches('Sketch no face')) {
       command.cmd = {
         type: 'select_with_point',
         selection_type: 'add',
         selected_at_window: { x, y },
       }
-    } else if (
-      (!didDragInStream &&
-        guiMode.mode === 'sketch' &&
-        ['move', 'select'].includes(guiMode.sketchMode)) ||
-      (guiMode.mode === 'sketch' &&
-        guiMode.sketchMode === ('sketch_line' as any))
-    ) {
+      engineCommandManager.sendSceneCommand(command)
+    } else if (!didDragInStream && state.matches('Sketch.Line Tool')) {
       command.cmd = {
         type: 'mouse_click',
         window: { x, y },
       }
+      engineCommandManager.sendSceneCommand(command).then(async (resp) => {
+        const entities_modified = resp?.data?.data?.entities_modified
+        if (!entities_modified) return
+        if (state.matches('Sketch.Line Tool.No Points')) {
+          send('Add point')
+        } else if (state.matches('Sketch.Line Tool.Point Added')) {
+          const curve = await engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: uuidv4(),
+            cmd: {
+              type: 'curve_get_control_points',
+              curve_id: entities_modified[0],
+            },
+          })
+          const coords: { x: number; y: number }[] =
+            curve.data.data.control_points
+          // We need the normal for the plane we are on.
+          const plane = await engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: uuidv4(),
+            cmd: {
+              type: 'get_sketch_mode_plane',
+            },
+          })
+          const z_axis = plane.data.data.z_axis
+
+          // Get the current axis.
+          let currentAxis: 'xy' | 'xz' | 'yz' | '-xy' | '-xz' | '-yz' | null =
+            null
+          if (context.sketchPlaneId === kclManager.getPlaneId('xy')) {
+            if (z_axis.z === -1) {
+              currentAxis = '-xy'
+            } else {
+              currentAxis = 'xy'
+            }
+          } else if (context.sketchPlaneId === kclManager.getPlaneId('yz')) {
+            if (z_axis.x === -1) {
+              currentAxis = '-yz'
+            } else {
+              currentAxis = 'yz'
+            }
+          } else if (context.sketchPlaneId === kclManager.getPlaneId('xz')) {
+            if (z_axis.y === -1) {
+              currentAxis = '-xz'
+            } else {
+              currentAxis = 'xz'
+            }
+          }
+
+          send({ type: 'Add point', data: { coords, axis: currentAxis } })
+        } else if (state.matches('Sketch.Line Tool.Segment Added')) {
+          const curve = await engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: uuidv4(),
+            cmd: {
+              type: 'curve_get_control_points',
+              curve_id: entities_modified[0],
+            },
+          })
+          const coords: { x: number; y: number }[] =
+            curve.data.data.control_points
+          send({ type: 'Add point', data: { coords, axis: null } })
+        }
+      })
     } else if (
-      guiMode.mode === 'sketch' &&
-      guiMode.sketchMode === ('move' as any)
+      !didDragInStream &&
+      (state.matches('Sketch.SketchIdle') ||
+        state.matches('idle') ||
+        state.matches('awaiting selection'))
     ) {
+      command.cmd = {
+        type: 'select_with_point',
+        selected_at_window: { x, y },
+        selection_type: 'add',
+      }
+      engineCommandManager.sendSceneCommand(command)
+    } else if (!didDragInStream && state.matches('Sketch.Move Tool')) {
+      command.cmd = {
+        type: 'select_with_point',
+        selected_at_window: { x, y },
+        selection_type: 'add',
+      }
+      engineCommandManager.sendSceneCommand(command)
+    } else if (didDragInStream && state.matches('Sketch.Move Tool')) {
       command.cmd = {
         type: 'handle_mouse_drag_end',
         window: { x, y },
       }
-    }
-    engineCommandManager?.sendSceneCommand(command).then(async (resp) => {
-      if (!(guiMode.mode === 'sketch')) return
-
-      if (guiMode.sketchMode === 'selectFace') return
-
-      // Check if the sketch group already exists.
-      const varDec = getNodeFromPath<VariableDeclarator>(
-        ast,
-        guiMode.pathToNode,
-        'VariableDeclarator'
-      ).node
-      const variableName = varDec?.id?.name
-      const sketchGroup = programMemory.root[variableName]
-      const isEditingExistingSketch =
-        sketchGroup?.type === 'SketchGroup' && sketchGroup.value.length
-      let sketchGroupId = ''
-      if (sketchGroup && sketchGroup.type === 'SketchGroup') {
-        sketchGroupId = sketchGroup.id
-      }
-
-      if (
-        guiMode.sketchMode === ('move' as any as 'line') &&
-        command.cmd.type === 'handle_mouse_drag_end'
-      ) {
-        // Let's get the updated ast.
-        if (sketchGroupId === '') return
-
-        console.log('guiMode.pathId', guiMode.pathId)
-
-        // We have a problem if we do not have an id for the sketch group.
-        if (
-          guiMode.pathId === undefined ||
-          guiMode.pathId === null ||
-          guiMode.pathId === ''
-        )
-          return
-
-        let engineId = guiMode.pathId
-
-        try {
-          const updatedAst: Program = await modify_ast_for_sketch(
-            engineCommandManager,
-            JSON.stringify(ast),
-            variableName,
-            engineId
-          )
-
-          updateAst(updatedAst, false)
-        } catch (e: any) {
-          const parsed: RustKclError = JSON.parse(e.toString())
-          const kclError = new KCLError(
-            parsed.kind,
-            parsed.msg,
-            rangeTypeFix(parsed.sourceRanges)
-          )
-
-          console.log(kclError)
-          throw kclError
-        }
-        return
-      }
-
-      if (command?.cmd?.type !== 'mouse_click' || !ast) return
-
-      if (!(guiMode.sketchMode === ('sketch_line' as any as 'line'))) return
-
-      if (
-        resp?.data?.data?.entities_modified?.length &&
-        guiMode.waitingFirstClick &&
-        !isEditingExistingSketch
-      ) {
-        const curve = await engineCommandManager?.sendSceneCommand({
-          type: 'modeling_cmd_req',
-          cmd_id: uuidv4(),
-          cmd: {
-            type: 'curve_get_control_points',
-            curve_id: resp?.data?.data?.entities_modified[0],
-          },
-        })
-        const coords: { x: number; y: number }[] =
-          curve.data.data.control_points
-        const _addStartSketch = addStartSketch(
-          ast,
-          [roundOff(coords[0].x), roundOff(coords[0].y)],
-          [
-            roundOff(coords[1].x - coords[0].x),
-            roundOff(coords[1].y - coords[0].y),
-          ]
-        )
-        const _modifiedAst = _addStartSketch.modifiedAst
-        const _pathToNode = _addStartSketch.pathToNode
-
-        // We need to update the guiMode with the right pathId so that we can
-        // move lines later and send the right sketch id to the engine.
-        for (const [id, artifact] of Object.entries(
-          engineCommandManager.artifactMap
-        )) {
-          if (artifact.commandType === 'start_path') {
-            guiMode.pathId = id
-          }
-        }
-
-        setGuiMode({
-          ...guiMode,
-          pathToNode: _pathToNode,
-          waitingFirstClick: false,
-        })
-        updateAst(_modifiedAst, false)
-      } else if (
-        resp?.data?.data?.entities_modified?.length &&
-        (!guiMode.waitingFirstClick || isEditingExistingSketch)
-      ) {
-        const curve = await engineCommandManager?.sendSceneCommand({
-          type: 'modeling_cmd_req',
-          cmd_id: uuidv4(),
-          cmd: {
-            type: 'curve_get_control_points',
-            curve_id: resp?.data?.data?.entities_modified[0],
-          },
-        })
-        const coords: { x: number; y: number }[] =
-          curve.data.data.control_points
-
-        const { node: varDec } = getNodeFromPath<VariableDeclarator>(
-          ast,
-          guiMode.pathToNode,
+      engineCommandManager.sendSceneCommand(command).then(async () => {
+        if (!context.sketchPathToNode) return
+        const varDec = getNodeFromPath<VariableDeclarator>(
+          kclManager.ast,
+          context.sketchPathToNode,
           'VariableDeclarator'
-        )
-        const variableName = varDec.id.name
-        const sketchGroup = programMemory.root[variableName]
-        if (!sketchGroup || sketchGroup.type !== 'SketchGroup') return
-        const initialCoords = sketchGroup.value[0].from
+        ).node
+        const variableName = varDec?.id?.name
 
-        const isClose = compareVec2Epsilon(initialCoords, [
-          coords[1].x,
-          coords[1].y,
-        ])
-
-        let _modifiedAst: Program
-        if (!isClose) {
-          _modifiedAst = addNewSketchLn({
-            node: ast,
-            programMemory,
-            to: [coords[1].x, coords[1].y],
-            fnName: 'line',
-            pathToNode: guiMode.pathToNode,
-          }).modifiedAst
-          updateAst(_modifiedAst, false)
-        } else {
-          _modifiedAst = addCloseToPipe({
-            node: ast,
-            programMemory,
-            pathToNode: guiMode.pathToNode,
-          })
-          setGuiMode({
-            mode: 'default',
-          })
-          engineCommandManager?.sendSceneCommand({
-            type: 'modeling_cmd_req',
-            cmd_id: uuidv4(),
-            cmd: { type: 'edit_mode_exit' },
-          })
-          engineCommandManager?.sendSceneCommand({
-            type: 'modeling_cmd_req',
-            cmd_id: uuidv4(),
-            cmd: { type: 'default_camera_disable_sketch_mode' },
-          })
-          updateAst(_modifiedAst, true)
+        // Get the current plane string for plane we are on.
+        let currentPlaneString = ''
+        if (context.sketchPlaneId === kclManager.getPlaneId('xy')) {
+          currentPlaneString = 'XY'
+        } else if (context.sketchPlaneId === kclManager.getPlaneId('yz')) {
+          currentPlaneString = 'YZ'
+        } else if (context.sketchPlaneId === kclManager.getPlaneId('xz')) {
+          currentPlaneString = 'XZ'
         }
-      }
-    })
+
+        // Do not supporting editing/moving lines on a non-default plane.
+        // Eventually we can support this but for now we will just throw an
+        // error.
+        if (currentPlaneString === '') return
+
+        const updatedAst: Program = await modifyAstForSketch(
+          engineCommandManager,
+          kclManager.ast,
+          variableName,
+          currentPlaneString,
+          context.sketchEnginePathId
+        )
+        kclManager.executeAstMock(updatedAst, true)
+      })
+    }
+
     setDidDragInStream(false)
     setClickCoords(undefined)
   }
@@ -415,7 +313,8 @@ export const Stream = ({ className = '' }) => {
         onWheel={handleScroll}
         onPlay={() => setIsLoading(false)}
         onMouseMoveCapture={handleMouseMove}
-        className={`w-full h-full ${isExecuting && 'blur-md'}`}
+        className={`w-full cursor-pointer h-full ${isExecuting && 'blur-md'}`}
+        disablePictureInPicture
         style={{ transitionDuration: '200ms', transitionProperty: 'filter' }}
       />
       {isLoading && (

src/components/TextEditor.tsx

@@ -11,7 +11,7 @@ import { useCommandsContext } from 'hooks/useCommandsContext'
 import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
 import { useConvertToVariable } from 'hooks/useToolbarGuards'
 import { Themes } from 'lib/theme'
-import { useMemo } from 'react'
+import { useMemo, useState } from 'react'
 import { linter, lintGutter } from '@codemirror/lint'
 import { Selections, useStore } from 'useStore'
 import { LanguageServerClient } from 'editor/lsp'
@@ -29,7 +29,10 @@ import {
 import { isOverlap, roundOff } from 'lib/utils'
 import { kclErrToDiagnostic } from 'lang/errors'
 import { CSSRuleObject } from 'tailwindcss/types/config'
+import { useModelingContext } from 'hooks/useModelingContext'
 import interact from '@replit/codemirror-interact'
+import { engineCommandManager } from '../lang/std/engineConnection'
+import { kclManager, useKclContext } from 'lang/KclSinglton'
 
 export const editorShortcutMeta = {
   formatCode: {
@@ -48,37 +51,22 @@ export const TextEditor = ({
   theme: Themes.Light | Themes.Dark
 }) => {
   const pathParams = useParams()
-  const {
-    code,
-    deferredSetCode,
-    editorView,
-    engineCommandManager,
-    formatCode,
-    isLSPServerReady,
-    selectionRanges,
-    selectionRangeTypeMap,
-    setEditorView,
-    setIsLSPServerReady,
-    setSelectionRanges,
-  } = useStore((s) => ({
-    code: s.code,
-    deferredSetCode: s.deferredSetCode,
-    editorView: s.editorView,
-    engineCommandManager: s.engineCommandManager,
-    formatCode: s.formatCode,
-    isLSPServerReady: s.isLSPServerReady,
-    selectionRanges: s.selectionRanges,
-    selectionRangeTypeMap: s.selectionRangeTypeMap,
-    setEditorView: s.setEditorView,
-    setIsLSPServerReady: s.setIsLSPServerReady,
-    setSelectionRanges: s.setSelectionRanges,
-  }))
+  const { editorView, isLSPServerReady, setEditorView, setIsLSPServerReady } =
+    useStore((s) => ({
+      editorView: s.editorView,
+      isLSPServerReady: s.isLSPServerReady,
+      setEditorView: s.setEditorView,
+      setIsLSPServerReady: s.setIsLSPServerReady,
+    }))
+  const { code, errors } = useKclContext()
 
   const {
-    settings: {
-      context: { textWrapping },
-    },
-  } = useGlobalStateContext()
+    context: { selectionRanges, selectionRangeTypeMap },
+    send,
+  } = useModelingContext()
+
+  const { settings: { context: { textWrapping } = {} } = {} } =
+    useGlobalStateContext()
   const { setCommandBarOpen } = useCommandsContext()
   const { enable: convertEnabled, handleClick: convertCallback } =
     useConvertToVariable()
@@ -123,12 +111,12 @@ export const TextEditor = ({
   }, [lspClient, isLSPServerReady])
 
   // const onChange = React.useCallback((value: string, viewUpdate: ViewUpdate) => {
-  const onChange = (value: string, viewUpdate: ViewUpdate) => {
-    deferredSetCode(value)
+  const onChange = (newCode: string, viewUpdate: ViewUpdate) => {
+    kclManager.setCodeAndExecute(newCode)
     if (isTauri() && pathParams.id) {
       // Save the file to disk
       // Note that PROJECT_ENTRYPOINT is hardcoded until we support multiple files
-      writeTextFile(pathParams.id + '/' + PROJECT_ENTRYPOINT, value).catch(
+      writeTextFile(pathParams.id + '/' + PROJECT_ENTRYPOINT, newCode).catch(
         (err) => {
           // TODO: add Sentry per GH issue #254 (https://github.com/KittyCAD/modeling-app/issues/254)
           console.error('error saving file', err)
@@ -173,7 +161,7 @@ export const TextEditor = ({
     const idBasedSelections = codeBasedSelections
       .map(({ type, range }) => {
         const hasOverlap = Object.entries(
-          engineCommandManager?.sourceRangeMap || {}
+          engineCommandManager.sourceRangeMap || {}
         ).filter(([_, sourceRange]) => {
           return isOverlap(sourceRange, range)
         })
@@ -186,15 +174,22 @@ export const TextEditor = ({
       })
       .filter(Boolean) as any
 
-    engineCommandManager?.cusorsSelected({
+    engineCommandManager.cusorsSelected({
       otherSelections: [],
       idBasedSelections,
     })
 
-    setSelectionRanges({
-      otherSelections: [],
-      codeBasedSelections,
-    })
+    selectionRanges &&
+      send({
+        type: 'Set selection',
+        data: {
+          selectionType: 'mirrorCodeMirrorSelections',
+          selection: {
+            ...selectionRanges,
+            codeBasedSelections,
+          },
+        },
+      })
   }
 
   const editorExtensions = useMemo(() => {
@@ -211,7 +206,7 @@ export const TextEditor = ({
         {
           key: editorShortcutMeta.formatCode.codeMirror,
           run: () => {
-            formatCode()
+            kclManager.format()
             return true
           },
         },
@@ -235,7 +230,7 @@ export const TextEditor = ({
       extensions.push(
         lintGutter(),
         linter((_view) => {
-          return kclErrToDiagnostic(useStore.getState().kclErrors)
+          return kclErrToDiagnostic(errors)
         }),
         interact({
           rules: [

src/components/Toolbar/EqualAngle.tsx

@@ -1,6 +1,6 @@
 import { useState, useEffect } from 'react'
 import { toolTips, useStore } from '../../useStore'
-import { Value, VariableDeclarator } from '../../lang/abstractSyntaxTreeTypes'
+import { Value, VariableDeclarator } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
@@ -11,34 +11,30 @@ import {
   transformSecondarySketchLinesTagFirst,
   getTransformInfos,
 } from '../../lang/std/sketchcombos'
-import { updateCursors } from '../../lang/util'
 import { ActionIcon } from 'components/ActionIcon'
 import { sketchButtonClassnames } from 'Toolbar'
+import { kclManager } from 'lang/KclSinglton'
 
+/*
 export const EqualAngle = () => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const [enableEqual, setEnableEqual] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
     const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
+      getNodePathFromSourceRange(kclManager.ast, range)
     )
     const nodes = paths.map(
-      (pathToNode) => getNodeFromPath<Value>(ast, pathToNode).node
+      (pathToNode) => getNodeFromPath<Value>(kclManager.ast, pathToNode).node
     )
     const varDecs = paths.map(
       (pathToNode) =>
         getNodeFromPath<VariableDeclarator>(
-          ast,
+          kclManager.ast,
           pathToNode,
           'VariableDeclarator'
         )?.node
@@ -46,7 +42,7 @@ export const EqualAngle = () => {
     const primaryLine = varDecs[0]
     const secondaryVarDecs = varDecs.slice(1)
     const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
-      isSketchVariablesLinked(secondary, primaryLine, ast)
+      isSketchVariablesLinked(secondary, primaryLine, kclManager.ast)
     )
     const isAllTooltips = nodes.every(
       (node) =>
@@ -59,7 +55,7 @@ export const EqualAngle = () => {
         ...selectionRanges,
         codeBasedSelections: selectionRanges.codeBasedSelections.slice(1),
       },
-      ast,
+      kclManager.ast,
       'equalAngle'
     )
     setTransformInfos(theTransforms)
@@ -76,15 +72,15 @@ export const EqualAngle = () => {
   return (
     <button
       onClick={async () => {
-        if (!(transformInfos && ast)) return
+        if (!transformInfos) return
         const { modifiedAst, pathToNodeMap } =
           transformSecondarySketchLinesTagFirst({
-            ast,
+            ast: kclManager.ast,
             selectionRanges,
             transformInfos,
-            programMemory,
+            programMemory: kclManager.programMemory,
           })
-        updateAst(modifiedAst, true, {
+        kclManager.updateAst(modifiedAst, true, {
           callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
         })
       }}
@@ -103,3 +99,4 @@ export const EqualAngle = () => {
     </button>
   )
 }
+*/

src/components/Toolbar/EqualLength.tsx

@@ -1,6 +1,6 @@
 import { useState, useEffect } from 'react'
-import { toolTips, useStore } from '../../useStore'
-import { Value, VariableDeclarator } from '../../lang/abstractSyntaxTreeTypes'
+import { Selections, toolTips, useStore } from '../../useStore'
+import { Program, Value, VariableDeclarator } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
@@ -10,81 +10,41 @@ import {
   TransformInfo,
   transformSecondarySketchLinesTagFirst,
   getTransformInfos,
+  PathToNodeMap,
 } from '../../lang/std/sketchcombos'
-import { updateCursors } from '../../lang/util'
 import { ActionIcon } from 'components/ActionIcon'
 import { sketchButtonClassnames } from 'Toolbar'
+import { kclManager } from 'lang/KclSinglton'
 
+/*
 export const EqualLength = () => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const [enableEqual, setEnableEqual] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
-    const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
-    )
-    const nodes = paths.map(
-      (pathToNode) => getNodeFromPath<Value>(ast, pathToNode).node
-    )
-    const varDecs = paths.map(
-      (pathToNode) =>
-        getNodeFromPath<VariableDeclarator>(
-          ast,
-          pathToNode,
-          'VariableDeclarator'
-        )?.node
-    )
-    const primaryLine = varDecs[0]
-    const secondaryVarDecs = varDecs.slice(1)
-    const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
-      isSketchVariablesLinked(secondary, primaryLine, ast)
-    )
-    const isAllTooltips = nodes.every(
-      (node) =>
-        node?.type === 'CallExpression' &&
-        toolTips.includes(node.callee.name as any)
-    )
+    const { enabled, transforms } = setEqualLengthInfo({ selectionRanges })
 
-    const theTransforms = getTransformInfos(
-      {
-        ...selectionRanges,
-        codeBasedSelections: selectionRanges.codeBasedSelections.slice(1),
-      },
-      ast,
-      'equalLength'
-    )
-    setTransformInfos(theTransforms)
-
-    const _enableEqual =
-      !!secondaryVarDecs.length &&
-      isAllTooltips &&
-      isOthersLinkedToPrimary &&
-      theTransforms.every(Boolean)
-    setEnableEqual(_enableEqual)
+    setTransformInfos(transforms)
+    setEnableEqual(enabled)
   }, [guiMode, selectionRanges])
   if (guiMode.mode !== 'sketch') return null
 
   return (
     <button
       onClick={() => {
-        if (!(transformInfos && ast)) return
+        if (!transformInfos) return
         const { modifiedAst, pathToNodeMap } =
           transformSecondarySketchLinesTagFirst({
-            ast,
+            ast: kclManager.ast,
             selectionRanges,
             transformInfos,
-            programMemory,
+            programMemory: kclManager.programMemory,
           })
-        updateAst(modifiedAst, true, {
+        kclManager.updateAst(modifiedAst, true, {
           callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
         })
       }}
@@ -103,3 +63,72 @@ export const EqualLength = () => {
     </button>
   )
 }
+*/
+export function setEqualLengthInfo({
+  selectionRanges,
+}: {
+  selectionRanges: Selections
+}) {
+  const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
+    getNodePathFromSourceRange(kclManager.ast, range)
+  )
+  const nodes = paths.map(
+    (pathToNode) => getNodeFromPath<Value>(kclManager.ast, pathToNode).node
+  )
+  const varDecs = paths.map(
+    (pathToNode) =>
+      getNodeFromPath<VariableDeclarator>(
+        kclManager.ast,
+        pathToNode,
+        'VariableDeclarator'
+      )?.node
+  )
+  const primaryLine = varDecs[0]
+  const secondaryVarDecs = varDecs.slice(1)
+  const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
+    isSketchVariablesLinked(secondary, primaryLine, kclManager.ast)
+  )
+  const isAllTooltips = nodes.every(
+    (node) =>
+      node?.type === 'CallExpression' &&
+      toolTips.includes(node.callee.name as any)
+  )
+
+  const transforms = getTransformInfos(
+    {
+      ...selectionRanges,
+      codeBasedSelections: selectionRanges.codeBasedSelections.slice(1),
+    },
+    kclManager.ast,
+    'equalLength'
+  )
+
+  const enabled =
+    !!secondaryVarDecs.length &&
+    isAllTooltips &&
+    isOthersLinkedToPrimary &&
+    transforms.every(Boolean)
+
+  return { enabled, transforms }
+}
+
+export function applyConstraintEqualLength({
+  selectionRanges,
+}: {
+  selectionRanges: Selections
+}): {
+  modifiedAst: Program
+  pathToNodeMap: PathToNodeMap
+} {
+  const { enabled, transforms } = setEqualLengthInfo({ selectionRanges })
+  const { modifiedAst, pathToNodeMap } = transformSecondarySketchLinesTagFirst({
+    ast: kclManager.ast,
+    selectionRanges,
+    transformInfos: transforms,
+    programMemory: kclManager.programMemory,
+  })
+  return { modifiedAst, pathToNodeMap }
+  // kclManager.updateAst(modifiedAst, true, {
+  //   // callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+  // })
+}

src/components/Toolbar/HorzVert.tsx

@@ -1,69 +1,53 @@
 import { useState, useEffect } from 'react'
 import { toolTips, useStore } from '../../useStore'
-import { Value } from '../../lang/abstractSyntaxTreeTypes'
+import { Program, ProgramMemory, Value } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
 } from '../../lang/queryAst'
 import {
+  PathToNodeMap,
   TransformInfo,
   getTransformInfos,
   transformAstSketchLines,
 } from '../../lang/std/sketchcombos'
-import { updateCursors } from '../../lang/util'
 import { ActionIcon } from 'components/ActionIcon'
 import { sketchButtonClassnames } from 'Toolbar'
+import { kclManager } from 'lang/KclSinglton'
+import { Selections } from 'useStore'
 
+/*
 export const HorzVert = ({
   horOrVert,
 }: {
   horOrVert: 'vertical' | 'horizontal'
 }) => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const [enableHorz, setEnableHorz] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
-    const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
-    )
-    const nodes = paths.map(
-      (pathToNode) => getNodeFromPath<Value>(ast, pathToNode).node
-    )
-    const isAllTooltips = nodes.every(
-      (node) =>
-        node?.type === 'CallExpression' &&
-        toolTips.includes(node.callee.name as any)
-    )
-
-    const theTransforms = getTransformInfos(selectionRanges, ast, horOrVert)
-    setTransformInfos(theTransforms)
-
-    const _enableHorz = isAllTooltips && theTransforms.every(Boolean)
-    setEnableHorz(_enableHorz)
+    const { enabled, transforms } = horzVertInfo(selectionRanges, horOrVert)
+    setTransformInfos(transforms)
+    setEnableHorz(enabled)
   }, [guiMode, selectionRanges])
   if (guiMode.mode !== 'sketch') return null
 
   return (
     <button
       onClick={() => {
-        if (!transformInfos || !ast) return
+        if (!transformInfos) return
         const { modifiedAst, pathToNodeMap } = transformAstSketchLines({
-          ast,
+          ast: kclManager.ast,
           selectionRanges,
           transformInfos,
-          programMemory,
+          programMemory: kclManager.programMemory,
           referenceSegName: '',
         })
-        updateAst(modifiedAst, true, {
+        kclManager.updateAst(modifiedAst, true, {
           callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
         })
       }}
@@ -82,3 +66,51 @@ export const HorzVert = ({
     </button>
   )
 }
+*/
+
+export function horzVertInfo(
+  selectionRanges: Selections,
+  horOrVert: 'vertical' | 'horizontal'
+) {
+  const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
+    getNodePathFromSourceRange(kclManager.ast, range)
+  )
+  const nodes = paths.map(
+    (pathToNode) => getNodeFromPath<Value>(kclManager.ast, pathToNode).node
+  )
+  const isAllTooltips = nodes.every(
+    (node) =>
+      node?.type === 'CallExpression' &&
+      toolTips.includes(node.callee.name as any)
+  )
+
+  const theTransforms = getTransformInfos(
+    selectionRanges,
+    kclManager.ast,
+    horOrVert
+  )
+  const _enableHorz = isAllTooltips && theTransforms.every(Boolean)
+  return { enabled: _enableHorz, transforms: theTransforms }
+}
+
+export function applyConstraintHorzVert(
+  selectionRanges: Selections,
+  horOrVert: 'vertical' | 'horizontal',
+  ast: Program,
+  programMemory: ProgramMemory
+): {
+  modifiedAst: Program
+  pathToNodeMap: PathToNodeMap
+} {
+  const transformInfos = horzVertInfo(selectionRanges, horOrVert).transforms
+  return transformAstSketchLines({
+    ast,
+    selectionRanges,
+    transformInfos,
+    programMemory,
+    referenceSegName: '',
+  })
+  // kclManager.updateAst(modifiedAst, true, {
+  //   callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+  // })
+}

src/components/Toolbar/Intersect.tsx

@@ -1,11 +1,7 @@
 import { useState, useEffect } from 'react'
 import { create } from 'react-modal-promise'
 import { toolTips, useStore } from '../../useStore'
-import {
-  BinaryPart,
-  Value,
-  VariableDeclarator,
-} from '../../lang/abstractSyntaxTreeTypes'
+import { BinaryPart, Value, VariableDeclarator } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
@@ -20,26 +16,22 @@ import {
 import { GetInfoModal } from '../SetHorVertDistanceModal'
 import { createVariableDeclaration } from '../../lang/modifyAst'
 import { removeDoubleNegatives } from '../AvailableVarsHelpers'
-import { updateCursors } from '../../lang/util'
+import { kclManager } from 'lang/KclSinglton'
 
 const getModalInfo = create(GetInfoModal as any)
 
+/*
 export const Intersect = () => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const [enable, setEnable] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   const [forecdSelectionRanges, setForcedSelectionRanges] =
     useState<typeof selectionRanges>()
   useEffect(() => {
-    if (!ast) return
     if (selectionRanges.codeBasedSelections.length < 2) {
       setEnable(false)
       setForcedSelectionRanges({ ...selectionRanges })
@@ -49,8 +41,8 @@ export const Intersect = () => {
     const previousSegment =
       selectionRanges.codeBasedSelections.length > 1 &&
       isLinesParallelAndConstrained(
-        ast,
-        programMemory,
+        kclManager.ast,
+        kclManager.programMemory,
         selectionRanges.codeBasedSelections[0],
         selectionRanges.codeBasedSelections[1]
       )
@@ -74,15 +66,15 @@ export const Intersect = () => {
     setForcedSelectionRanges(_forcedSelectionRanges)
 
     const paths = _forcedSelectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
+      getNodePathFromSourceRange(kclManager.ast, range)
     )
     const nodes = paths.map(
-      (pathToNode) => getNodeFromPath<Value>(ast, pathToNode).node
+      (pathToNode) => getNodeFromPath<Value>(kclManager.ast, pathToNode).node
     )
     const varDecs = paths.map(
       (pathToNode) =>
         getNodeFromPath<VariableDeclarator>(
-          ast,
+          kclManager.ast,
           pathToNode,
           'VariableDeclarator'
         )?.node
@@ -90,7 +82,7 @@ export const Intersect = () => {
     const primaryLine = varDecs[0]
     const secondaryVarDecs = varDecs.slice(1)
     const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
-      isSketchVariablesLinked(secondary, primaryLine, ast)
+      isSketchVariablesLinked(secondary, primaryLine, kclManager.ast)
     )
     const isAllTooltips = nodes.every(
       (node) =>
@@ -107,7 +99,7 @@ export const Intersect = () => {
         codeBasedSelections:
           _forcedSelectionRanges.codeBasedSelections.slice(1),
       },
-      ast,
+      kclManager.ast,
       'intersect'
     )
     setTransformInfos(theTransforms)
@@ -125,13 +117,13 @@ export const Intersect = () => {
   return (
     <button
       onClick={async () => {
-        if (!(transformInfos && ast && forecdSelectionRanges)) return
+        if (!(transformInfos && forecdSelectionRanges)) return
         const { modifiedAst, tagInfo, valueUsedInTransform, pathToNodeMap } =
           transformSecondarySketchLinesTagFirst({
-            ast: JSON.parse(JSON.stringify(ast)),
+            ast: JSON.parse(JSON.stringify(kclManager.ast)),
             selectionRanges: forecdSelectionRanges,
             transformInfos,
-            programMemory,
+            programMemory: kclManager.programMemory,
           })
         const {
           segName,
@@ -154,7 +146,7 @@ export const Intersect = () => {
           initialVariableName: 'offset',
         } as any)
         if (segName === tagInfo?.tag && value === valueUsedInTransform) {
-          updateAst(modifiedAst, true, {
+          kclManager.updateAst(modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         } else {
@@ -166,10 +158,10 @@ export const Intersect = () => {
           )
           const { modifiedAst: _modifiedAst, pathToNodeMap } =
             transformSecondarySketchLinesTagFirst({
-              ast,
+              ast: kclManager.ast,
               selectionRanges: forecdSelectionRanges,
               transformInfos,
-              programMemory,
+              programMemory: kclManager.programMemory,
               forceSegName: segName,
               forceValueUsedInTransform: finalValue,
             })
@@ -182,7 +174,7 @@ export const Intersect = () => {
             )
             _modifiedAst.body = newBody
           }
-          updateAst(_modifiedAst, true, {
+          kclManager.updateAst(_modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         }
@@ -194,3 +186,4 @@ export const Intersect = () => {
     </button>
   )
 }
+*/

src/components/Toolbar/RemoveConstrainingValues.tsx

@@ -1,6 +1,6 @@
 import { useState, useEffect } from 'react'
 import { toolTips, useStore } from '../../useStore'
-import { Value } from '../../lang/abstractSyntaxTreeTypes'
+import { Value } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
@@ -10,27 +10,23 @@ import {
   getRemoveConstraintsTransforms,
   transformAstSketchLines,
 } from '../../lang/std/sketchcombos'
-import { updateCursors } from '../../lang/util'
+import { kclManager } from 'lang/KclSinglton'
 
+/*
 export const RemoveConstrainingValues = () => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const [enableHorz, setEnableHorz] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
     const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
+      getNodePathFromSourceRange(kclManager.ast, range)
     )
     const nodes = paths.map(
-      (pathToNode) => getNodeFromPath<Value>(ast, pathToNode).node
+      (pathToNode) => getNodeFromPath<Value>(kclManager.ast, pathToNode).node
     )
     const isAllTooltips = nodes.every(
       (node) =>
@@ -41,7 +37,7 @@ export const RemoveConstrainingValues = () => {
     try {
       const theTransforms = getRemoveConstraintsTransforms(
         selectionRanges,
-        ast,
+        kclManager.ast,
         'removeConstrainingValues'
       )
       setTransformInfos(theTransforms)
@@ -57,15 +53,15 @@ export const RemoveConstrainingValues = () => {
   return (
     <button
       onClick={() => {
-        if (!transformInfos || !ast) return
+        if (!transformInfos) return
         const { modifiedAst, pathToNodeMap } = transformAstSketchLines({
-          ast,
+          ast: kclManager.ast,
           selectionRanges,
           transformInfos,
-          programMemory,
+          programMemory: kclManager.programMemory,
           referenceSegName: '',
         })
-        updateAst(modifiedAst, true, {
+        kclManager.updateAst(modifiedAst, true, {
           callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
         })
       }}
@@ -76,3 +72,4 @@ export const RemoveConstrainingValues = () => {
     </button>
   )
 }
+*/

src/components/Toolbar/SetAbsDistance.tsx

@@ -1,7 +1,7 @@
 import { useState, useEffect } from 'react'
 import { create } from 'react-modal-promise'
 import { toolTips, useStore } from '../../useStore'
-import { Value } from '../../lang/abstractSyntaxTreeTypes'
+import { Value } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
@@ -18,7 +18,7 @@ import {
   createVariableDeclaration,
 } from '../../lang/modifyAst'
 import { removeDoubleNegatives } from '../AvailableVarsHelpers'
-import { updateCursors } from '../../lang/util'
+import { kclManager } from 'lang/KclSinglton'
 
 const getModalInfo = create(SetAngleLengthModal as any)
 
@@ -31,16 +31,13 @@ const buttonLabels: Record<ButtonType, string> = {
   snapToXAxis: 'Snap To X Axis',
 }
 
+/*
 export const SetAbsDistance = ({ buttonType }: { buttonType: ButtonType }) => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const disType: ConstraintType =
     buttonType === 'xAbs' || buttonType === 'yAbs'
       ? buttonType
@@ -50,13 +47,13 @@ export const SetAbsDistance = ({ buttonType }: { buttonType: ButtonType }) => {
   const [enableAngLen, setEnableAngLen] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
     const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
+      getNodePathFromSourceRange(kclManager.ast, range)
     )
     const nodes = paths.map(
       (pathToNode) =>
-        getNodeFromPath<Value>(ast, pathToNode, 'CallExpression').node
+        getNodeFromPath<Value>(kclManager.ast, pathToNode, 'CallExpression')
+          .node
     )
     const isAllTooltips = nodes.every(
       (node) =>
@@ -64,7 +61,11 @@ export const SetAbsDistance = ({ buttonType }: { buttonType: ButtonType }) => {
         toolTips.includes(node.callee.name as any)
     )
 
-    const theTransforms = getTransformInfos(selectionRanges, ast, disType)
+    const theTransforms = getTransformInfos(
+      selectionRanges,
+      kclManager.ast,
+      disType
+    )
     setTransformInfos(theTransforms)
 
     const enableY =
@@ -90,12 +91,12 @@ export const SetAbsDistance = ({ buttonType }: { buttonType: ButtonType }) => {
   return (
     <button
       onClick={async () => {
-        if (!(transformInfos && ast)) return
+        if (!transformInfos) return
         const { valueUsedInTransform } = transformAstSketchLines({
-          ast: JSON.parse(JSON.stringify(ast)),
+          ast: JSON.parse(JSON.stringify(kclManager.ast)),
           selectionRanges: selectionRanges,
           transformInfos,
-          programMemory,
+          programMemory: kclManager.programMemory,
           referenceSegName: '',
         })
         try {
@@ -112,10 +113,10 @@ export const SetAbsDistance = ({ buttonType }: { buttonType: ButtonType }) => {
 
           const { modifiedAst: _modifiedAst, pathToNodeMap } =
             transformAstSketchLines({
-              ast: JSON.parse(JSON.stringify(ast)),
+              ast: JSON.parse(JSON.stringify(kclManager.ast)),
               selectionRanges: selectionRanges,
               transformInfos,
-              programMemory,
+              programMemory: kclManager.programMemory,
               referenceSegName: '',
               forceValueUsedInTransform: finalValue,
             })
@@ -129,11 +130,11 @@ export const SetAbsDistance = ({ buttonType }: { buttonType: ButtonType }) => {
             _modifiedAst.body = newBody
           }
 
-          updateAst(_modifiedAst, true, {
+          kclManager.updateAst(_modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         } catch (e) {
-          console.log('e', e)
+          console.log('error', e)
         }
       }}
       disabled={!enableAngLen}
@@ -143,3 +144,4 @@ export const SetAbsDistance = ({ buttonType }: { buttonType: ButtonType }) => {
     </button>
   )
 }
+*/

src/components/Toolbar/SetAngleBetween.tsx

@@ -1,11 +1,7 @@
 import { useState, useEffect } from 'react'
 import { create } from 'react-modal-promise'
-import { toolTips, useStore } from '../../useStore'
-import {
-  BinaryPart,
-  Value,
-  VariableDeclarator,
-} from '../../lang/abstractSyntaxTreeTypes'
+import { Selections, toolTips, useStore } from '../../useStore'
+import { BinaryPart, Program, Value, VariableDeclarator } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
@@ -15,82 +11,41 @@ import {
   TransformInfo,
   transformSecondarySketchLinesTagFirst,
   getTransformInfos,
+  PathToNodeMap,
 } from '../../lang/std/sketchcombos'
 import { GetInfoModal } from '../SetHorVertDistanceModal'
 import { createVariableDeclaration } from '../../lang/modifyAst'
 import { removeDoubleNegatives } from '../AvailableVarsHelpers'
-import { updateCursors } from '../../lang/util'
+import { kclManager } from 'lang/KclSinglton'
 
 const getModalInfo = create(GetInfoModal as any)
 
+/*
 export const SetAngleBetween = () => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const [enable, setEnable] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
-    const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
-    )
-    const nodes = paths.map(
-      (pathToNode) => getNodeFromPath<Value>(ast, pathToNode).node
-    )
-    const varDecs = paths.map(
-      (pathToNode) =>
-        getNodeFromPath<VariableDeclarator>(
-          ast,
-          pathToNode,
-          'VariableDeclarator'
-        )?.node
-    )
-    const primaryLine = varDecs[0]
-    const secondaryVarDecs = varDecs.slice(1)
-    const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
-      isSketchVariablesLinked(secondary, primaryLine, ast)
-    )
-    const isAllTooltips = nodes.every(
-      (node) =>
-        node?.type === 'CallExpression' &&
-        toolTips.includes(node.callee.name as any)
-    )
-
-    const theTransforms = getTransformInfos(
-      {
-        ...selectionRanges,
-        codeBasedSelections: selectionRanges.codeBasedSelections.slice(1),
-      },
-      ast,
-      'setAngleBetween'
-    )
-    setTransformInfos(theTransforms)
-
-    const _enableEqual =
-      secondaryVarDecs.length === 1 &&
-      isAllTooltips &&
-      isOthersLinkedToPrimary &&
-      theTransforms.every(Boolean)
-    setEnable(_enableEqual)
+    const { enabled, transforms } = angleBetweenInfo({ selectionRanges })
+    setTransformInfos(transforms)
+    setEnable(enabled)
   }, [guiMode, selectionRanges])
   if (guiMode.mode !== 'sketch') return null
 
   return (
     <button
       onClick={async () => {
-        if (!(transformInfos && ast)) return
+        if (!transformInfos) return
         const { modifiedAst, tagInfo, valueUsedInTransform, pathToNodeMap } =
           transformSecondarySketchLinesTagFirst({
-            ast: JSON.parse(JSON.stringify(ast)),
+            ast: JSON.parse(JSON.stringify(kclManager.ast)),
             selectionRanges,
             transformInfos,
-            programMemory,
+            programMemory: kclManager.programMemory,
           })
         const {
           segName,
@@ -113,7 +68,7 @@ export const SetAngleBetween = () => {
           initialVariableName: 'angle',
         } as any)
         if (segName === tagInfo?.tag && value === valueUsedInTransform) {
-          updateAst(modifiedAst, true, {
+          kclManager.updateAst(modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         } else {
@@ -125,10 +80,10 @@ export const SetAngleBetween = () => {
           // transform again but forcing certain values
           const { modifiedAst: _modifiedAst, pathToNodeMap } =
             transformSecondarySketchLinesTagFirst({
-              ast,
+              ast: kclManager.ast,
               selectionRanges,
               transformInfos,
-              programMemory,
+              programMemory: kclManager.programMemory,
               forceSegName: segName,
               forceValueUsedInTransform: finalValue,
             })
@@ -141,7 +96,7 @@ export const SetAngleBetween = () => {
             )
             _modifiedAst.body = newBody
           }
-          updateAst(_modifiedAst, true, {
+          kclManager.updateAst(_modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         }
@@ -153,3 +108,135 @@ export const SetAngleBetween = () => {
     </button>
   )
 }
+*/
+
+export function angleBetweenInfo({
+  selectionRanges,
+}: {
+  selectionRanges: Selections
+}) {
+  const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
+    getNodePathFromSourceRange(kclManager.ast, range)
+  )
+
+  const nodes = paths.map(
+    (pathToNode) => getNodeFromPath<Value>(kclManager.ast, pathToNode).node
+  )
+  const varDecs = paths.map(
+    (pathToNode) =>
+      getNodeFromPath<VariableDeclarator>(
+        kclManager.ast,
+        pathToNode,
+        'VariableDeclarator'
+      )?.node
+  )
+  const primaryLine = varDecs[0]
+  const secondaryVarDecs = varDecs.slice(1)
+  const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
+    isSketchVariablesLinked(secondary, primaryLine, kclManager.ast)
+  )
+  const isAllTooltips = nodes.every(
+    (node) =>
+      node?.type === 'CallExpression' &&
+      toolTips.includes(node.callee.name as any)
+  )
+
+  const theTransforms = getTransformInfos(
+    {
+      ...selectionRanges,
+      codeBasedSelections: selectionRanges.codeBasedSelections.slice(1),
+    },
+    kclManager.ast,
+    'setAngleBetween'
+  )
+
+  const _enableEqual =
+    secondaryVarDecs.length === 1 &&
+    isAllTooltips &&
+    isOthersLinkedToPrimary &&
+    theTransforms.every(Boolean)
+  return { enabled: _enableEqual, transforms: theTransforms }
+}
+
+export async function applyConstraintAngleBetween({
+  selectionRanges,
+}: // constraint,
+{
+  selectionRanges: Selections
+  // constraint: 'setHorzDistance' | 'setVertDistance'
+}): Promise<{
+  modifiedAst: Program
+  pathToNodeMap: PathToNodeMap
+}> {
+  const transformInfos = angleBetweenInfo({ selectionRanges }).transforms
+  const { modifiedAst, tagInfo, valueUsedInTransform, pathToNodeMap } =
+    transformSecondarySketchLinesTagFirst({
+      ast: JSON.parse(JSON.stringify(kclManager.ast)),
+      selectionRanges,
+      transformInfos,
+      programMemory: kclManager.programMemory,
+    })
+  const {
+    segName,
+    value,
+    valueNode,
+    variableName,
+    newVariableInsertIndex,
+    sign,
+  }: {
+    segName: string
+    value: number
+    valueNode: Value
+    variableName?: string
+    newVariableInsertIndex: number
+    sign: number
+  } = await getModalInfo({
+    segName: tagInfo?.tag,
+    isSegNameEditable: !tagInfo?.isTagExisting,
+    value: valueUsedInTransform,
+    initialVariableName: 'angle',
+  } as any)
+  if (segName === tagInfo?.tag && value === valueUsedInTransform) {
+    return {
+      modifiedAst,
+      pathToNodeMap,
+    }
+    // kclManager.updateAst(modifiedAst, true, {
+    // TODO handle cursor
+    //   callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+    // })
+  }
+
+  const finalValue = removeDoubleNegatives(
+    valueNode as BinaryPart,
+    sign,
+    variableName
+  )
+  // transform again but forcing certain values
+  const { modifiedAst: _modifiedAst, pathToNodeMap: _pathToNodeMap } =
+    transformSecondarySketchLinesTagFirst({
+      ast: kclManager.ast,
+      selectionRanges,
+      transformInfos,
+      programMemory: kclManager.programMemory,
+      forceSegName: segName,
+      forceValueUsedInTransform: finalValue,
+    })
+  if (variableName) {
+    const newBody = [..._modifiedAst.body]
+    newBody.splice(
+      newVariableInsertIndex,
+      0,
+      createVariableDeclaration(variableName, valueNode)
+    )
+    _modifiedAst.body = newBody
+  }
+  return {
+    modifiedAst: _modifiedAst,
+    pathToNodeMap: _pathToNodeMap,
+  }
+  // kclManager.updateAst(_modifiedAst, true, {
+  // TODO handle cursor
+  //   callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+  // })
+}

src/components/Toolbar/SetHorzVertDistance.tsx

@@ -1,11 +1,7 @@
 import { useState, useEffect } from 'react'
 import { create } from 'react-modal-promise'
 import { toolTips, useStore } from '../../useStore'
-import {
-  BinaryPart,
-  Value,
-  VariableDeclarator,
-} from '../../lang/abstractSyntaxTreeTypes'
+import { BinaryPart, Program, Value, VariableDeclarator } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
@@ -16,13 +12,13 @@ import {
   transformSecondarySketchLinesTagFirst,
   getTransformInfos,
   ConstraintType,
+  PathToNodeMap,
 } from '../../lang/std/sketchcombos'
 import { GetInfoModal } from '../SetHorVertDistanceModal'
 import { createLiteral, createVariableDeclaration } from '../../lang/modifyAst'
 import { removeDoubleNegatives } from '../AvailableVarsHelpers'
-import { updateCursors } from '../../lang/util'
-import { ActionIcon } from 'components/ActionIcon'
-import { sketchButtonClassnames } from 'Toolbar'
+import { kclManager } from 'lang/KclSinglton'
+import { Selections } from 'useStore'
 
 const getModalInfo = create(GetInfoModal as any)
 
@@ -39,20 +35,17 @@ const buttonLabels: Record<ButtonType, string> = {
   alignEndsVertically: 'Align Ends Vertically',
 }
 
+/*
 export const SetHorzVertDistance = ({
   buttonType,
 }: {
   buttonType: ButtonType
 }) => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const constraint: ConstraintType =
     buttonType === 'setHorzDistance' || buttonType === 'setVertDistance'
       ? buttonType
@@ -62,51 +55,12 @@ export const SetHorzVertDistance = ({
   const [enable, setEnable] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
-    const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
-    )
-    const nodes = paths.map(
-      (pathToNode) => getNodeFromPath<Value>(ast, pathToNode).node
-    )
-    const varDecs = paths.map(
-      (pathToNode) =>
-        getNodeFromPath<VariableDeclarator>(
-          ast,
-          pathToNode,
-          'VariableDeclarator'
-        )?.node
-    )
-    const primaryLine = varDecs[0]
-    const secondaryVarDecs = varDecs.slice(1)
-    const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
-      isSketchVariablesLinked(secondary, primaryLine, ast)
-    )
-    const isAllTooltips = nodes.every(
-      (node) =>
-        node?.type === 'CallExpression' &&
-        [
-          ...toolTips,
-          'startSketchAt', // TODO probably a better place for this to live
-        ].includes(node.callee.name as any)
-    )
-
-    const theTransforms = getTransformInfos(
-      {
-        ...selectionRanges,
-        codeBasedSelections: selectionRanges.codeBasedSelections.slice(1),
-      },
-      ast,
-      constraint
-    )
-    setTransformInfos(theTransforms)
-
-    const _enableEqual =
-      secondaryVarDecs.length === 1 &&
-      isAllTooltips &&
-      isOthersLinkedToPrimary &&
-      theTransforms.every(Boolean)
-    setEnable(_enableEqual)
+    const { transforms, enabled } = horzVertDistanceInfo({
+      selectionRanges,
+      constraint,
+    })
+    setTransformInfos(transforms)
+    setEnable(enabled)
   }, [guiMode, selectionRanges])
   if (guiMode.mode !== 'sketch') return null
 
@@ -117,13 +71,13 @@ export const SetHorzVertDistance = ({
   return (
     <button
       onClick={async () => {
-        if (!(transformInfos && ast)) return
+        if (!transformInfos) return
         const { modifiedAst, tagInfo, valueUsedInTransform, pathToNodeMap } =
           transformSecondarySketchLinesTagFirst({
-            ast: JSON.parse(JSON.stringify(ast)),
+            ast: JSON.parse(JSON.stringify(kclManager.ast)),
             selectionRanges,
             transformInfos,
-            programMemory,
+            programMemory: kclManager.programMemory,
           })
         const {
           segName,
@@ -148,7 +102,7 @@ export const SetHorzVertDistance = ({
               constraint === 'setHorzDistance' ? 'xDis' : 'yDis',
           } as any))
         if (segName === tagInfo?.tag && value === valueUsedInTransform) {
-          updateAst(modifiedAst, true, {
+          kclManager.updateAst(modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         } else {
@@ -158,10 +112,10 @@ export const SetHorzVertDistance = ({
           // transform again but forcing certain values
           const { modifiedAst: _modifiedAst, pathToNodeMap } =
             transformSecondarySketchLinesTagFirst({
-              ast,
+              ast: kclManager.ast,
               selectionRanges,
               transformInfos,
-              programMemory,
+              programMemory: kclManager.programMemory,
               forceSegName: segName,
               forceValueUsedInTransform: finalValue,
             })
@@ -174,7 +128,7 @@ export const SetHorzVertDistance = ({
             )
             _modifiedAst.body = newBody
           }
-          updateAst(_modifiedAst, true, {
+          kclManager.updateAst(_modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         }
@@ -186,3 +140,175 @@ export const SetHorzVertDistance = ({
     </button>
   )
 }
+*/
+
+export function horzVertDistanceInfo({
+  selectionRanges,
+  constraint,
+}: {
+  selectionRanges: Selections
+  constraint: 'setHorzDistance' | 'setVertDistance'
+}) {
+  const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
+    getNodePathFromSourceRange(kclManager.ast, range)
+  )
+  const nodes = paths.map(
+    (pathToNode) => getNodeFromPath<Value>(kclManager.ast, pathToNode).node
+  )
+  const varDecs = paths.map(
+    (pathToNode) =>
+      getNodeFromPath<VariableDeclarator>(
+        kclManager.ast,
+        pathToNode,
+        'VariableDeclarator'
+      )?.node
+  )
+  const primaryLine = varDecs[0]
+  const secondaryVarDecs = varDecs.slice(1)
+  const isOthersLinkedToPrimary = secondaryVarDecs.every((secondary) =>
+    isSketchVariablesLinked(secondary, primaryLine, kclManager.ast)
+  )
+  const isAllTooltips = nodes.every(
+    (node) =>
+      node?.type === 'CallExpression' &&
+      [
+        ...toolTips,
+        'startSketchAt', // TODO probably a better place for this to live
+      ].includes(node.callee.name as any)
+  )
+
+  const theTransforms = getTransformInfos(
+    {
+      ...selectionRanges,
+      codeBasedSelections: selectionRanges.codeBasedSelections.slice(1),
+    },
+    kclManager.ast,
+    constraint
+  )
+  const _enableEqual =
+    secondaryVarDecs.length === 1 &&
+    isAllTooltips &&
+    isOthersLinkedToPrimary &&
+    theTransforms.every(Boolean)
+  return { enabled: _enableEqual, transforms: theTransforms }
+}
+
+export async function applyConstraintHorzVertDistance({
+  selectionRanges,
+  constraint,
+  // TODO align will always be false (covered by synconous applyConstraintHorzVertAlign), remove it
+  isAlign = false,
+}: {
+  selectionRanges: Selections
+  constraint: 'setHorzDistance' | 'setVertDistance'
+  isAlign?: boolean
+}): Promise<{
+  modifiedAst: Program
+  pathToNodeMap: PathToNodeMap
+}> {
+  const transformInfos = horzVertDistanceInfo({
+    selectionRanges,
+    constraint,
+  }).transforms
+  const { modifiedAst, tagInfo, valueUsedInTransform, pathToNodeMap } =
+    transformSecondarySketchLinesTagFirst({
+      ast: JSON.parse(JSON.stringify(kclManager.ast)),
+      selectionRanges,
+      transformInfos,
+      programMemory: kclManager.programMemory,
+    })
+  const {
+    segName,
+    value,
+    valueNode,
+    variableName,
+    newVariableInsertIndex,
+    sign,
+  }: {
+    segName: string
+    value: number
+    valueNode: Value
+    variableName?: string
+    newVariableInsertIndex: number
+    sign: number
+  } = await (!isAlign &&
+    getModalInfo({
+      segName: tagInfo?.tag,
+      isSegNameEditable: !tagInfo?.isTagExisting,
+      value: valueUsedInTransform,
+      initialVariableName: constraint === 'setHorzDistance' ? 'xDis' : 'yDis',
+    } as any))
+  if (segName === tagInfo?.tag && value === valueUsedInTransform) {
+    return {
+      modifiedAst,
+      pathToNodeMap,
+    }
+    // TODO handle cursor stuff
+    // kclManager.updateAst(modifiedAst, true, {
+    //   callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+    // })
+  } else {
+    let finalValue = isAlign
+      ? createLiteral(0)
+      : removeDoubleNegatives(valueNode as BinaryPart, sign, variableName)
+    // transform again but forcing certain values
+    const { modifiedAst: _modifiedAst, pathToNodeMap } =
+      transformSecondarySketchLinesTagFirst({
+        ast: kclManager.ast,
+        selectionRanges,
+        transformInfos,
+        programMemory: kclManager.programMemory,
+        forceSegName: segName,
+        forceValueUsedInTransform: finalValue,
+      })
+    if (variableName) {
+      const newBody = [..._modifiedAst.body]
+      newBody.splice(
+        newVariableInsertIndex,
+        0,
+        createVariableDeclaration(variableName, valueNode)
+      )
+      _modifiedAst.body = newBody
+    }
+    return {
+      modifiedAst: _modifiedAst,
+      pathToNodeMap,
+    }
+    // TODO handle cursor stuff
+    // kclManager.updateAst(_modifiedAst, true, {
+    //   callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+    // })
+  }
+}
+
+export function applyConstraintHorzVertAlign({
+  selectionRanges,
+  constraint,
+}: {
+  selectionRanges: Selections
+  constraint: 'setHorzDistance' | 'setVertDistance'
+}): {
+  modifiedAst: Program
+  pathToNodeMap: PathToNodeMap
+} {
+  const transformInfos = horzVertDistanceInfo({
+    selectionRanges,
+    constraint,
+  }).transforms
+  let finalValue = createLiteral(0)
+  const { modifiedAst, pathToNodeMap } = transformSecondarySketchLinesTagFirst({
+    ast: kclManager.ast,
+    selectionRanges,
+    transformInfos,
+    programMemory: kclManager.programMemory,
+    forceValueUsedInTransform: finalValue,
+  })
+  return {
+    modifiedAst: modifiedAst,
+    pathToNodeMap,
+  }
+  // TODO handle cursor stuff
+  // kclManager.updateAst(_modifiedAst, true, {
+  //   callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+  // })
+}

src/components/Toolbar/setAngleLength.tsx

@@ -1,12 +1,13 @@
 import { useState, useEffect } from 'react'
 import { create } from 'react-modal-promise'
-import { toolTips, useStore } from '../../useStore'
-import { Value } from '../../lang/abstractSyntaxTreeTypes'
+import { Selections, toolTips, useStore } from '../../useStore'
+import { Program, Value } from '../../lang/wasm'
 import {
   getNodePathFromSourceRange,
   getNodeFromPath,
 } from '../../lang/queryAst'
 import {
+  PathToNodeMap,
   TransformInfo,
   getTransformInfos,
   transformAstSketchLines,
@@ -19,7 +20,7 @@ import {
 } from '../../lang/modifyAst'
 import { removeDoubleNegatives } from '../AvailableVarsHelpers'
 import { normaliseAngle } from '../../lib/utils'
-import { updateCursors } from '../../lang/util'
+import { kclManager } from 'lang/KclSinglton'
 
 const getModalInfo = create(SetAngleLengthModal as any)
 
@@ -30,54 +31,39 @@ const buttonLabels: Record<ButtonType, string> = {
   setLength: 'Set Length',
 }
 
+/*
 export const SetAngleLength = ({
   angleOrLength,
 }: {
   angleOrLength: ButtonType
 }) => {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst, setCursor } =
-    useStore((s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-      setCursor: s.setCursor,
-    }))
+  const { guiMode, selectionRanges, setCursor } = useStore((s) => ({
+    guiMode: s.guiMode,
+    selectionRanges: s.selectionRanges,
+    setCursor: s.setCursor,
+  }))
   const [enableAngLen, setEnableAngLen] = useState(false)
   const [transformInfos, setTransformInfos] = useState<TransformInfo[]>()
   useEffect(() => {
-    if (!ast) return
-    const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
-      getNodePathFromSourceRange(ast, range)
-    )
-    const nodes = paths.map(
-      (pathToNode) =>
-        getNodeFromPath<Value>(ast, pathToNode, 'CallExpression').node
-    )
-    const isAllTooltips = nodes.every(
-      (node) =>
-        node?.type === 'CallExpression' &&
-        toolTips.includes(node.callee.name as any)
-    )
+    const { enabled, transforms } = setAngleLengthInfo({
+      selectionRanges,
+      angleOrLength,
+    })
 
-    const theTransforms = getTransformInfos(selectionRanges, ast, angleOrLength)
-    setTransformInfos(theTransforms)
-
-    const _enableHorz = isAllTooltips && theTransforms.every(Boolean)
-    setEnableAngLen(_enableHorz)
+    setTransformInfos(transforms)
+    setEnableAngLen(enabled)
   }, [guiMode, selectionRanges])
   if (guiMode.mode !== 'sketch') return null
 
   return (
     <button
       onClick={async () => {
-        if (!(transformInfos && ast)) return
+        if (!transformInfos) return
         const { valueUsedInTransform } = transformAstSketchLines({
-          ast: JSON.parse(JSON.stringify(ast)),
+          ast: JSON.parse(JSON.stringify(kclManager.ast)),
           selectionRanges,
           transformInfos,
-          programMemory,
+          programMemory: kclManager.programMemory,
           referenceSegName: '',
         })
         try {
@@ -126,10 +112,10 @@ export const SetAngleLength = ({
 
           const { modifiedAst: _modifiedAst, pathToNodeMap } =
             transformAstSketchLines({
-              ast: JSON.parse(JSON.stringify(ast)),
+              ast: JSON.parse(JSON.stringify(kclManager.ast)),
               selectionRanges,
               transformInfos,
-              programMemory,
+              programMemory: kclManager.programMemory,
               referenceSegName: '',
               forceValueUsedInTransform: finalValue,
             })
@@ -143,11 +129,11 @@ export const SetAngleLength = ({
             _modifiedAst.body = newBody
           }
 
-          updateAst(_modifiedAst, true, {
+          kclManager.updateAst(_modifiedAst, true, {
             callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
           })
         } catch (e) {
-          console.log('e', e)
+          console.log('erorr', e)
         }
       }}
       disabled={!enableAngLen}
@@ -157,3 +143,119 @@ export const SetAngleLength = ({
     </button>
   )
 }
+*/
+
+export function setAngleLengthInfo({
+  selectionRanges,
+  angleOrLength = 'setLength',
+}: {
+  selectionRanges: Selections
+  angleOrLength?: 'setLength' | 'setAngle'
+}) {
+  const paths = selectionRanges.codeBasedSelections.map(({ range }) =>
+    getNodePathFromSourceRange(kclManager.ast, range)
+  )
+  const nodes = paths.map(
+    (pathToNode) =>
+      getNodeFromPath<Value>(kclManager.ast, pathToNode, 'CallExpression').node
+  )
+  const isAllTooltips = nodes.every(
+    (node) =>
+      node?.type === 'CallExpression' &&
+      toolTips.includes(node.callee.name as any)
+  )
+
+  const transforms = getTransformInfos(
+    selectionRanges,
+    kclManager.ast,
+    angleOrLength
+  )
+  const enabled = isAllTooltips && transforms.every(Boolean)
+  return { enabled, transforms }
+}
+
+export async function applyConstraintAngleLength({
+  selectionRanges,
+  angleOrLength = 'setLength',
+}: {
+  selectionRanges: Selections
+  angleOrLength?: 'setLength' | 'setAngle'
+}): Promise<{
+  modifiedAst: Program
+  pathToNodeMap: PathToNodeMap
+}> {
+  const { transforms } = setAngleLengthInfo({ selectionRanges, angleOrLength })
+  const { valueUsedInTransform } = transformAstSketchLines({
+    ast: JSON.parse(JSON.stringify(kclManager.ast)),
+    selectionRanges,
+    transformInfos: transforms,
+    programMemory: kclManager.programMemory,
+    referenceSegName: '',
+  })
+  try {
+    const isReferencingYAxis =
+      selectionRanges.otherSelections.length === 1 &&
+      selectionRanges.otherSelections[0] === 'y-axis'
+    const isReferencingYAxisAngle =
+      isReferencingYAxis && angleOrLength === 'setAngle'
+
+    const isReferencingXAxis =
+      selectionRanges.otherSelections.length === 1 &&
+      selectionRanges.otherSelections[0] === 'x-axis'
+    const isReferencingXAxisAngle =
+      isReferencingXAxis && angleOrLength === 'setAngle'
+
+    let forceVal = valueUsedInTransform || 0
+    let calcIdentifier = createIdentifier('_0')
+    if (isReferencingYAxisAngle) {
+      calcIdentifier = createIdentifier(forceVal < 0 ? '_270' : '_90')
+      forceVal = normaliseAngle(forceVal + (forceVal < 0 ? 90 : -90))
+    } else if (isReferencingXAxisAngle) {
+      calcIdentifier = createIdentifier(Math.abs(forceVal) > 90 ? '_180' : '_0')
+      forceVal =
+        Math.abs(forceVal) > 90 ? normaliseAngle(forceVal - 180) : forceVal
+    }
+    const { valueNode, variableName, newVariableInsertIndex, sign } =
+      await getModalInfo({
+        value: forceVal,
+        valueName: angleOrLength === 'setAngle' ? 'angle' : 'length',
+        shouldCreateVariable: true,
+      } as any)
+    let finalValue = removeDoubleNegatives(valueNode, sign, variableName)
+    if (
+      isReferencingYAxisAngle ||
+      (isReferencingXAxisAngle && calcIdentifier.name !== '_0')
+    ) {
+      finalValue = createBinaryExpressionWithUnary([calcIdentifier, finalValue])
+    }
+
+    const { modifiedAst: _modifiedAst, pathToNodeMap } =
+      transformAstSketchLines({
+        ast: JSON.parse(JSON.stringify(kclManager.ast)),
+        selectionRanges,
+        transformInfos: transforms,
+        programMemory: kclManager.programMemory,
+        referenceSegName: '',
+        forceValueUsedInTransform: finalValue,
+      })
+    if (variableName) {
+      const newBody = [..._modifiedAst.body]
+      newBody.splice(
+        newVariableInsertIndex,
+        0,
+        createVariableDeclaration(variableName, valueNode)
+      )
+      _modifiedAst.body = newBody
+    }
+    return {
+      modifiedAst: _modifiedAst,
+      pathToNodeMap,
+    }
+    // kclManager.updateAst(_modifiedAst, true, {
+    //   callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+    // })
+  } catch (e) {
+    console.log('erorr', e)
+    throw e
+  }
+}

src/components/UserSidebarMenu.test.tsx

@@ -1,6 +1,11 @@
 import { fireEvent, render, screen } from '@testing-library/react'
 import UserSidebarMenu from './UserSidebarMenu'
-import { BrowserRouter } from 'react-router-dom'
+import {
+  Route,
+  RouterProvider,
+  createMemoryRouter,
+  createRoutesFromElements,
+} from 'react-router-dom'
 import { Models } from '@kittycad/lib'
 import { GlobalStateProvider } from './GlobalStateProvider'
 import CommandBarProvider from './CommandBar'
@@ -93,11 +98,24 @@ describe('UserSidebarMenu tests', () => {
 
 function TestWrap({ children }: { children: React.ReactNode }) {
   // wrap in router and xState context
-  return (
-    <BrowserRouter>
-      <CommandBarProvider>
-        <GlobalStateProvider>{children}</GlobalStateProvider>
-      </CommandBarProvider>
-    </BrowserRouter>
+  // We have to use a memory router in the testing environment,
+  // and we have to use the createMemoryRouter function instead of <MemoryRouter /> as of react-router v6.4:
+  // https://reactrouter.com/en/6.16.0/routers/picking-a-router#using-v64-data-apis
+  const router = createMemoryRouter(
+    createRoutesFromElements(
+      <Route
+        path="/file/:id"
+        element={
+          <CommandBarProvider>
+            <GlobalStateProvider>{children}</GlobalStateProvider>
+          </CommandBarProvider>
+        }
+      />
+    ),
+    {
+      initialEntries: ['/file/new'],
+      initialIndex: 0,
+    }
   )
+  return <RouterProvider router={router} />
 }

src/components/UserSidebarMenu.tsx

@@ -1,24 +1,28 @@
 import { Popover, Transition } from '@headlessui/react'
 import { ActionButton } from './ActionButton'
-import { faBars, faGear, faSignOutAlt } from '@fortawesome/free-solid-svg-icons'
+import {
+  faBars,
+  faBug,
+  faGear,
+  faSignOutAlt,
+} from '@fortawesome/free-solid-svg-icons'
 import { faGithub } from '@fortawesome/free-brands-svg-icons'
 import { useLocation, useNavigate } from 'react-router-dom'
 import { Fragment, useState } from 'react'
 import { paths } from '../Router'
-import makeUrlPathRelative from '../lib/makeUrlPathRelative'
 import { Models } from '@kittycad/lib'
 import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
+import { useAbsoluteFilePath } from 'hooks/useAbsoluteFilePath'
 
 type User = Models['User_type']
 
 const UserSidebarMenu = ({ user }: { user?: User }) => {
   const location = useLocation()
+  const filePath = useAbsoluteFilePath()
   const displayedName = getDisplayName(user)
   const [imageLoadFailed, setImageLoadFailed] = useState(false)
   const navigate = useNavigate()
-  const {
-    auth: { send },
-  } = useGlobalStateContext()
+  const send = useGlobalStateContext()?.auth?.send
 
   // Fallback logic for displaying user's "name":
   // 1. user.name
@@ -127,23 +131,30 @@ const UserSidebarMenu = ({ user }: { user?: User }) => {
                     // since /settings is a nested route the sidebar doesn't close
                     // automatically when navigating to it
                     close()
-                    navigate(
-                      (location.pathname.endsWith('/')
-                        ? location.pathname.slice(0, -1)
-                        : location.pathname) + paths.SETTINGS
-                    )
+                    const targetPath = location.pathname.includes(paths.FILE)
+                      ? filePath + paths.SETTINGS
+                      : paths.HOME + paths.SETTINGS
+                    navigate(targetPath)
                   }}
                 >
                   Settings
                 </ActionButton>
                 <ActionButton
-                  Element="link"
+                  Element="externalLink"
                   to="https://github.com/KittyCAD/modeling-app/discussions"
                   icon={{ icon: faGithub }}
                   className="border-transparent dark:border-transparent dark:hover:border-liquid-60"
                 >
                   Request a feature
                 </ActionButton>
+                <ActionButton
+                  Element="externalLink"
+                  to="https://github.com/KittyCAD/modeling-app/issues/new"
+                  icon={{ icon: faBug }}
+                  className="border-transparent dark:border-transparent dark:hover:border-liquid-60"
+                >
+                  Report a bug
+                </ActionButton>
                 <ActionButton
                   Element="button"
                   onClick={() => send('Log out')}

src/editor/lsp/client.ts

@@ -109,7 +109,6 @@ export default class Client extends jsrpc.JSONRPCServerAndClient {
         }
       }
       messageString += message
-      // console.log(messageString)
       return
     })
 

src/editor/lsp/plugin.ts

@@ -96,8 +96,6 @@ export class LanguageServerPlugin implements PluginValue {
   async sendChange({ documentText }: { documentText: string }) {
     if (!this.client.ready) return
 
-    console.log(documentText.length)
-
     if (documentText.length > 5000) {
       // Clear out the text it thinks we have, large documents will throw a stack error.
       // This is obviously not a good fix but it works for now til we figure

src/env.ts

@@ -1,8 +1,5 @@
-// all web app environment variables are defined here, jest doesn't like import.meta.env so centralising them here
-// allows us to mock them in one place, see src/setupTests.ts, it pulls the variable names and valuse from .env.development
-// note the exported variable name must match the env var name for the jest mocks to work
-// i.e. const VITE_MY_VAR = import.meta.env.VITE_MY_VAR
-// Maybe this file should be generated in a GHA from .env.development?
+// env vars were centralised so they could be mocked in jest
+// but isn't needed anymore with vite, so is now just a convention
 
 export const VITE_KC_API_WS_MODELING_URL = import.meta.env
   .VITE_KC_API_WS_MODELING_URL
@@ -12,3 +9,4 @@ export const VITE_KC_CONNECTION_TIMEOUT_MS = import.meta.env
   .VITE_KC_CONNECTION_TIMEOUT_MS
 export const VITE_KC_SENTRY_DSN = import.meta.env.VITE_KC_SENTRY_DSN
 export const TEST = import.meta.env.TEST
+export const DEV = import.meta.env.DEV

src/hooks/useAbsoluteFilePath.ts

@@ -0,0 +1,12 @@
+import { BROWSER_FILE_NAME, IndexLoaderData, paths } from 'Router'
+import { useRouteLoaderData } from 'react-router-dom'
+
+export function useAbsoluteFilePath() {
+  const routeData = useRouteLoaderData(paths.FILE) as IndexLoaderData
+
+  return (
+    paths.FILE +
+    '/' +
+    encodeURIComponent(routeData?.project?.path || BROWSER_FILE_NAME)
+  )
+}

src/hooks/useAppMode.ts

@@ -1,297 +0,0 @@
-// needed somewhere to dump this logic,
-// Once we have xState this should be removed
-
-import { useStore, Selections } from 'useStore'
-import { useEffect, useState } from 'react'
-import { v4 as uuidv4 } from 'uuid'
-import { ArtifactMap, EngineCommandManager } from 'lang/std/engineConnection'
-import { Models } from '@kittycad/lib/dist/types/src'
-import { isReducedMotion } from 'lang/util'
-import { isOverlap } from 'lib/utils'
-
-interface DefaultPlanes {
-  xy: string
-  // TODO re-enable
-  // yz: string
-  // xz: string
-}
-
-export function useAppMode() {
-  const {
-    guiMode,
-    setGuiMode,
-    selectionRanges,
-    engineCommandManager,
-    selectionRangeTypeMap,
-  } = useStore((s) => ({
-    guiMode: s.guiMode,
-    setGuiMode: s.setGuiMode,
-    selectionRanges: s.selectionRanges,
-    engineCommandManager: s.engineCommandManager,
-    selectionRangeTypeMap: s.selectionRangeTypeMap,
-  }))
-  const [defaultPlanes, setDefaultPlanes] = useState<DefaultPlanes | null>(null)
-  useEffect(() => {
-    if (
-      guiMode.mode === 'sketch' &&
-      guiMode.sketchMode === 'selectFace' &&
-      engineCommandManager
-    ) {
-      const createAndShowPlanes = async () => {
-        let localDefaultPlanes: DefaultPlanes
-        if (!defaultPlanes) {
-          localDefaultPlanes = await initDefaultPlanes(engineCommandManager)
-          setDefaultPlanes(localDefaultPlanes)
-        } else {
-          localDefaultPlanes = defaultPlanes
-        }
-        setDefaultPlanesHidden(engineCommandManager, localDefaultPlanes, false)
-      }
-      createAndShowPlanes()
-    }
-    if (
-      guiMode.mode === 'sketch' &&
-      guiMode.sketchMode === 'enterSketchEdit' &&
-      engineCommandManager
-    ) {
-      const enableSketchMode = async () => {
-        let localDefaultPlanes: DefaultPlanes
-        if (!defaultPlanes) {
-          localDefaultPlanes = await initDefaultPlanes(engineCommandManager)
-          setDefaultPlanes(localDefaultPlanes)
-        } else {
-          localDefaultPlanes = defaultPlanes
-        }
-        setDefaultPlanesHidden(engineCommandManager, localDefaultPlanes, true)
-        // TODO figure out the plane to use based on the sketch
-        // maybe it's easier to make a new plane than rely on the defaults
-        await engineCommandManager?.sendSceneCommand({
-          type: 'modeling_cmd_req',
-          cmd_id: uuidv4(),
-          cmd: {
-            type: 'sketch_mode_enable',
-            plane_id: localDefaultPlanes.xy,
-            ortho: true,
-            animated: !isReducedMotion(),
-          },
-        })
-        const proms: any[] = []
-        proms.push(
-          engineCommandManager.sendSceneCommand({
-            type: 'modeling_cmd_req',
-            cmd_id: uuidv4(),
-            cmd: {
-              type: 'edit_mode_enter',
-              target: guiMode.pathId,
-            },
-          })
-        )
-        await Promise.all(proms)
-      }
-      enableSketchMode()
-      setGuiMode({
-        ...guiMode,
-        sketchMode: 'sketchEdit',
-      })
-    }
-    if (guiMode.mode !== 'sketch' && defaultPlanes) {
-      setDefaultPlanesHidden(engineCommandManager, defaultPlanes, true)
-    }
-    if (guiMode.mode === 'default') {
-      const pathId =
-        engineCommandManager &&
-        isCursorInSketchCommandRange(
-          engineCommandManager.artifactMap,
-          selectionRanges
-        )
-      if (pathId) {
-        setGuiMode({
-          mode: 'canEditSketch',
-          rotation: [0, 0, 0, 1],
-          position: [0, 0, 0],
-          pathToNode: [],
-          pathId,
-        })
-      }
-    } else if (guiMode.mode === 'canEditSketch') {
-      if (
-        !engineCommandManager ||
-        !isCursorInSketchCommandRange(
-          engineCommandManager.artifactMap,
-          selectionRanges
-        )
-      ) {
-        setGuiMode({
-          mode: 'default',
-        })
-      }
-    }
-  }, [
-    guiMode,
-    guiMode.mode,
-    engineCommandManager,
-    selectionRanges,
-    selectionRangeTypeMap,
-  ])
-
-  useEffect(() => {
-    const unSub = engineCommandManager?.subscribeTo({
-      event: 'select_with_point',
-      callback: async ({ data }) => {
-        if (!data.entity_id) return
-        if (!defaultPlanes) return
-        if (!Object.values(defaultPlanes || {}).includes(data.entity_id)) {
-          // user clicked something else in the scene
-          return
-        }
-        const sketchModeResponse = await engineCommandManager?.sendSceneCommand(
-          {
-            type: 'modeling_cmd_req',
-            cmd_id: uuidv4(),
-            cmd: {
-              type: 'sketch_mode_enable',
-              plane_id: data.entity_id,
-              ortho: true,
-              animated: !isReducedMotion(),
-            },
-          }
-        )
-        setDefaultPlanesHidden(engineCommandManager, defaultPlanes, true)
-        const sketchUuid = uuidv4()
-        const proms: any[] = []
-        proms.push(
-          engineCommandManager.sendSceneCommand({
-            type: 'modeling_cmd_req',
-            cmd_id: sketchUuid,
-            cmd: {
-              type: 'start_path',
-            },
-          })
-        )
-        proms.push(
-          engineCommandManager.sendSceneCommand({
-            type: 'modeling_cmd_req',
-            cmd_id: uuidv4(),
-            cmd: {
-              type: 'edit_mode_enter',
-              target: sketchUuid,
-            },
-          })
-        )
-        const res = await Promise.all(proms)
-        console.log('res', res)
-        setGuiMode({
-          mode: 'sketch',
-          sketchMode: 'sketchEdit',
-          rotation: [0, 0, 0, 1],
-          position: [0, 0, 0],
-          pathToNode: [],
-          pathId: sketchUuid,
-        })
-
-        console.log('sketchModeResponse', sketchModeResponse)
-      },
-    })
-    return unSub
-  }, [engineCommandManager, defaultPlanes])
-}
-
-async function createPlane(
-  engineCommandManager: EngineCommandManager,
-  {
-    x_axis,
-    y_axis,
-    color,
-  }: {
-    x_axis: Models['Point3d_type']
-    y_axis: Models['Point3d_type']
-    color: Models['Color_type']
-  }
-) {
-  const planeId = uuidv4()
-  await engineCommandManager?.sendSceneCommand({
-    type: 'modeling_cmd_req',
-    cmd: {
-      type: 'make_plane',
-      size: 60,
-      origin: { x: 0, y: 0, z: 0 },
-      x_axis,
-      y_axis,
-      clobber: false,
-    },
-    cmd_id: planeId,
-  })
-  await engineCommandManager?.sendSceneCommand({
-    type: 'modeling_cmd_req',
-    cmd: {
-      type: 'plane_set_color',
-      plane_id: planeId,
-      color,
-    },
-    cmd_id: uuidv4(),
-  })
-  return planeId
-}
-
-function setDefaultPlanesHidden(
-  engineCommandManager: EngineCommandManager | undefined,
-  defaultPlanes: DefaultPlanes,
-  hidden: boolean
-) {
-  Object.values(defaultPlanes).forEach((planeId) => {
-    engineCommandManager?.sendSceneCommand({
-      type: 'modeling_cmd_req',
-      cmd_id: uuidv4(),
-      cmd: {
-        type: 'object_visible',
-        object_id: planeId,
-        hidden: hidden,
-      },
-    })
-  })
-}
-
-async function initDefaultPlanes(
-  engineCommandManager: EngineCommandManager
-): Promise<DefaultPlanes> {
-  const xy = await createPlane(engineCommandManager, {
-    x_axis: { x: 1, y: 0, z: 0 },
-    y_axis: { x: 0, y: 1, z: 0 },
-    color: { r: 0.7, g: 0.28, b: 0.28, a: 0.4 },
-  })
-  // TODO re-enable
-  // const yz = createPlane(engineCommandManager, {
-  //   x_axis: { x: 0, y: 1, z: 0 },
-  //   y_axis: { x: 0, y: 0, z: 1 },
-  //   color: { r: 0.28, g: 0.7, b: 0.28, a: 0.4 },
-  // })
-  // const xz = createPlane(engineCommandManager, {
-  //   x_axis: { x: 1, y: 0, z: 0 },
-  //   y_axis: { x: 0, y: 0, z: 1 },
-  //   color: { r: 0.28, g: 0.28, b: 0.7, a: 0.4 },
-  // })
-  return { xy }
-}
-
-function isCursorInSketchCommandRange(
-  artifactMap: ArtifactMap,
-  selectionRanges: Selections
-): string | false {
-  const overlapingEntries = Object.entries(artifactMap || {}).filter(
-    ([id, artifact]) =>
-      selectionRanges.codeBasedSelections.some(
-        (selection) =>
-          Array.isArray(selection?.range) &&
-          Array.isArray(artifact?.range) &&
-          isOverlap(selection.range, artifact.range) &&
-          (artifact.commandType === 'start_path' ||
-            artifact.commandType === 'extend_path' ||
-            artifact.commandType === 'close_path')
-      )
-  )
-  return overlapingEntries.length && overlapingEntries[0][1].parentId
-    ? overlapingEntries[0][1].parentId
-    : overlapingEntries.find(
-        ([, artifact]) => artifact.commandType === 'start_path'
-      )?.[0] || false
-}

src/hooks/useEngineConnectionSubscriptions.ts

@@ -1,18 +1,14 @@
 import { useEffect } from 'react'
 import { useStore } from 'useStore'
+import { engineCommandManager } from '../lang/std/engineConnection'
+import { useModelingContext } from './useModelingContext'
 
 export function useEngineConnectionSubscriptions() {
-  const {
-    engineCommandManager,
-    setCursor2,
-    setHighlightRange,
-    highlightRange,
-  } = useStore((s) => ({
-    engineCommandManager: s.engineCommandManager,
-    setCursor2: s.setCursor2,
+  const { setHighlightRange, highlightRange } = useStore((s) => ({
     setHighlightRange: s.setHighlightRange,
     highlightRange: s.highlightRange,
   }))
+  const { send } = useModelingContext()
   useEffect(() => {
     if (!engineCommandManager) return
 
@@ -35,16 +31,25 @@ export function useEngineConnectionSubscriptions() {
       event: 'select_with_point',
       callback: ({ data }) => {
         if (!data?.entity_id) {
-          setCursor2()
+          send({
+            type: 'Set selection',
+            data: { selectionType: 'singleCodeCursor' },
+          })
           return
         }
         const sourceRange = engineCommandManager.sourceRangeMap[data.entity_id]
-        setCursor2({ range: sourceRange, type: 'default' })
+        send({
+          type: 'Set selection',
+          data: {
+            selectionType: 'singleCodeCursor',
+            selection: { range: sourceRange, type: 'default' },
+          },
+        })
       },
     })
     return () => {
       unSubHover()
       unSubClick()
     }
-  }, [engineCommandManager, setCursor2, setHighlightRange, highlightRange])
+  }, [engineCommandManager, setHighlightRange, highlightRange])
 }

src/hooks/useModelingContext.ts

@@ -0,0 +1,6 @@
+import { ModelingMachineContext } from 'components/ModelingMachineProvider'
+import { useContext } from 'react'
+
+export const useModelingContext = () => {
+  return useContext(ModelingMachineContext)
+}

src/hooks/useSetupEngineManager.ts

@@ -1,53 +1,94 @@
-import { useLayoutEffect } from 'react'
-import { _executor } from '../lang/executor'
+import { useLayoutEffect, useEffect, useRef } from 'react'
+import { _executor, parse } from '../lang/wasm'
 import { useStore } from '../useStore'
-import { EngineCommandManager } from '../lang/std/engineConnection'
+import { engineCommandManager } from '../lang/std/engineConnection'
+import { deferExecution } from 'lib/utils'
+import { kclManager } from 'lang/KclSinglton'
 
 export function useSetupEngineManager(
   streamRef: React.RefObject<HTMLDivElement>,
   token?: string
 ) {
   const {
-    setEngineCommandManager,
     setMediaStream,
     setIsStreamReady,
     setStreamDimensions,
-    executeCode,
+    streamDimensions,
   } = useStore((s) => ({
-    setEngineCommandManager: s.setEngineCommandManager,
     setMediaStream: s.setMediaStream,
     setIsStreamReady: s.setIsStreamReady,
     setStreamDimensions: s.setStreamDimensions,
-    executeCode: s.executeCode,
+    streamDimensions: s.streamDimensions,
   }))
 
   const streamWidth = streamRef?.current?.offsetWidth
   const streamHeight = streamRef?.current?.offsetHeight
 
+  const hasSetNonZeroDimensions = useRef<boolean>(false)
+
+  useEffect(() => {
+    kclManager.executeCode()
+  }, [])
+
+  useLayoutEffect(() => {
+    // Load the engine command manager once with the initial width and height,
+    // then we do not want to reload it.
+    const { width: quadWidth, height: quadHeight } = getDimensions(
+      streamWidth,
+      streamHeight
+    )
+    if (!hasSetNonZeroDimensions.current && quadHeight && quadWidth) {
+      engineCommandManager.start({
+        setMediaStream,
+        setIsStreamReady,
+        width: quadWidth,
+        height: quadHeight,
+        executeCode: (code?: string) => {
+          const _ast = parse(code || kclManager.code)
+          return kclManager.executeAst(_ast, true)
+        },
+        token,
+      })
+      setStreamDimensions({
+        streamWidth: quadWidth,
+        streamHeight: quadHeight,
+      })
+      hasSetNonZeroDimensions.current = true
+    }
+  }, [streamRef?.current?.offsetWidth, streamRef?.current?.offsetHeight])
+
+  useEffect(() => {
+    const handleResize = deferExecution(() => {
+      const { width, height } = getDimensions(
+        streamRef?.current?.offsetWidth,
+        streamRef?.current?.offsetHeight
+      )
+      if (
+        streamDimensions.streamWidth !== width ||
+        streamDimensions.streamHeight !== height
+      ) {
+        engineCommandManager.handleResize({
+          streamWidth: width,
+          streamHeight: height,
+        })
+        setStreamDimensions({
+          streamWidth: width,
+          streamHeight: height,
+        })
+      }
+    }, 500)
+
+    window.addEventListener('resize', handleResize)
+    return () => {
+      window.removeEventListener('resize', handleResize)
+    }
+  }, [])
+}
+
+function getDimensions(streamWidth?: number, streamHeight?: number) {
   const width = streamWidth ? streamWidth : 0
   const quadWidth = Math.round(width / 4) * 4
   const height = streamHeight ? streamHeight : 0
   const quadHeight = Math.round(height / 4) * 4
-
-  useLayoutEffect(() => {
-    setStreamDimensions({
-      streamWidth: quadWidth,
-      streamHeight: quadHeight,
-    })
-    if (!width || !height) return
-    const eng = new EngineCommandManager({
-      setMediaStream,
-      setIsStreamReady,
-      width: quadWidth,
-      height: quadHeight,
-      token,
-    })
-    setEngineCommandManager(eng)
-    eng.waitForReady.then(() => {
-      executeCode()
-    })
-    return () => {
-      eng?.tearDown()
-    }
-  }, [quadWidth, quadHeight])
+  return { width: quadWidth, height: quadHeight }
 }

src/hooks/useToolbarGuards.ts

@@ -1,54 +1,45 @@
 import { SetVarNameModal } from 'components/SetVarNameModal'
+import { kclManager } from 'lang/KclSinglton'
 import { moveValueIntoNewVariable } from 'lang/modifyAst'
 import { isNodeSafeToReplace } from 'lang/queryAst'
 import { useEffect, useState } from 'react'
 import { create } from 'react-modal-promise'
-import { useStore } from 'useStore'
+import { useModelingContext } from './useModelingContext'
 
 const getModalInfo = create(SetVarNameModal as any)
 
 export function useConvertToVariable() {
-  const { guiMode, selectionRanges, ast, programMemory, updateAst } = useStore(
-    (s) => ({
-      guiMode: s.guiMode,
-      ast: s.ast,
-      updateAst: s.updateAst,
-      selectionRanges: s.selectionRanges,
-      programMemory: s.programMemory,
-    })
-  )
+  const { context } = useModelingContext()
   const [enable, setEnabled] = useState(false)
   useEffect(() => {
-    if (!ast) return
-
     const { isSafe, value } = isNodeSafeToReplace(
-      ast,
-      selectionRanges.codeBasedSelections?.[0]?.range || []
+      kclManager.ast,
+      context.selectionRanges.codeBasedSelections?.[0]?.range || []
     )
     const canReplace = isSafe && value.type !== 'Identifier'
-    const isOnlyOneSelection = selectionRanges.codeBasedSelections.length === 1
+    const isOnlyOneSelection =
+      context.selectionRanges.codeBasedSelections.length === 1
 
     const _enableHorz = canReplace && isOnlyOneSelection
     setEnabled(_enableHorz)
-  }, [guiMode, selectionRanges])
+  }, [context.selectionRanges])
 
   const handleClick = async () => {
-    if (!ast) return
     try {
       const { variableName } = await getModalInfo({
         valueName: 'var',
       } as any)
 
       const { modifiedAst: _modifiedAst } = moveValueIntoNewVariable(
-        ast,
-        programMemory,
-        selectionRanges.codeBasedSelections[0].range,
+        kclManager.ast,
+        kclManager.programMemory,
+        context.selectionRanges.codeBasedSelections[0].range,
         variableName
       )
 
-      updateAst(_modifiedAst, true)
+      kclManager.updateAst(_modifiedAst, true)
     } catch (e) {
-      console.log('e', e)
+      console.log('error', e)
     }
   }
 

src/index.tsx

@@ -4,6 +4,13 @@ import reportWebVitals from './reportWebVitals'
 import { Toaster } from 'react-hot-toast'
 import { Router } from './Router'
 import { HotkeysProvider } from 'react-hotkeys-hook'
+import { inspect } from '@xstate/inspect'
+import { DEV } from 'env'
+
+if (DEV)
+  inspect({
+    iframe: false,
+  })
 
 const root = ReactDOM.createRoot(document.getElementById('root') as HTMLElement)
 

src/lang/KclSinglton.tsx

@@ -0,0 +1,347 @@
+import { Selections, executeAst, executeCode } from 'useStore'
+import { KCLError } from './errors'
+import {
+  EngineCommandManager,
+  engineCommandManager,
+} from './std/engineConnection'
+import { deferExecution } from 'lib/utils'
+import {
+  initPromise,
+  parse,
+  PathToNode,
+  Program,
+  ProgramMemory,
+  recast,
+} from 'lang/wasm'
+import { bracket } from 'lib/exampleKcl'
+import { createContext, useContext, useEffect, useState } from 'react'
+import { getNodeFromPath } from './queryAst'
+
+const PERSIST_CODE_TOKEN = 'persistCode'
+
+class KclManager {
+  private _code = bracket
+  private _ast: Program = {
+    body: [],
+    start: 0,
+    end: 0,
+    nonCodeMeta: {
+      nonCodeNodes: {},
+      start: null,
+    },
+  }
+  private _programMemory: ProgramMemory = {
+    root: {},
+    return: null,
+  }
+  private _logs: string[] = []
+  private _kclErrors: KCLError[] = []
+  private _isExecuting = false
+
+  engineCommandManager: EngineCommandManager
+  private _defferer = deferExecution((code: string) => {
+    const ast = parse(code)
+    this.executeAst(ast)
+  }, 600)
+
+  private _isExecutingCallback: (a: boolean) => void = () => {}
+  private _codeCallBack: (arg: string) => void = () => {}
+  private _astCallBack: (arg: Program) => void = () => {}
+  private _programMemoryCallBack: (arg: ProgramMemory) => void = () => {}
+  private _logsCallBack: (arg: string[]) => void = () => {}
+  private _kclErrorsCallBack: (arg: KCLError[]) => void = () => {}
+
+  get ast() {
+    return this._ast
+  }
+  set ast(ast) {
+    this._ast = ast
+    this._astCallBack(ast)
+  }
+
+  get code() {
+    return this._code
+  }
+  set code(code) {
+    this._code = code
+    this._codeCallBack(code)
+  }
+
+  get programMemory() {
+    return this._programMemory
+  }
+  set programMemory(programMemory) {
+    this._programMemory = programMemory
+    this._programMemoryCallBack(programMemory)
+  }
+
+  get defaultPlanes() {
+    return this?.engineCommandManager?.defaultPlanes
+  }
+
+  get logs() {
+    return this._logs
+  }
+  set logs(logs) {
+    this._logs = logs
+    this._logsCallBack(logs)
+  }
+
+  get kclErrors() {
+    return this._kclErrors
+  }
+  set kclErrors(kclErrors) {
+    this._kclErrors = kclErrors
+    this._kclErrorsCallBack(kclErrors)
+  }
+
+  get isExecuting() {
+    return this._isExecuting
+  }
+  set isExecuting(isExecuting) {
+    this._isExecuting = isExecuting
+    this._isExecutingCallback(isExecuting)
+  }
+
+  constructor(engineCommandManager: EngineCommandManager) {
+    this.engineCommandManager = engineCommandManager
+    const storedCode = localStorage.getItem(PERSIST_CODE_TOKEN)
+    // TODO #819 remove zustand persistance logic in a few months
+    // short term migration, shouldn't make a difference for tauri app users
+    // anyway since that's filesystem based.
+    const zustandStore = JSON.parse(localStorage.getItem('store') || '{}')
+    if (storedCode === null && zustandStore?.state?.code) {
+      this.code = zustandStore.state.code
+      localStorage.setItem(PERSIST_CODE_TOKEN, this._code)
+      zustandStore.state.code = ''
+      localStorage.setItem('store', JSON.stringify(zustandStore))
+    } else if (storedCode === null) {
+      this.code = bracket
+    } else {
+      this.code = storedCode
+    }
+  }
+  registerCallBacks({
+    setCode,
+    setProgramMemory,
+    setAst,
+    setLogs,
+    setKclErrors,
+    setIsExecuting,
+  }: {
+    setCode: (arg: string) => void
+    setProgramMemory: (arg: ProgramMemory) => void
+    setAst: (arg: Program) => void
+    setLogs: (arg: string[]) => void
+    setKclErrors: (arg: KCLError[]) => void
+    setIsExecuting: (arg: boolean) => void
+  }) {
+    this._codeCallBack = setCode
+    this._programMemoryCallBack = setProgramMemory
+    this._astCallBack = setAst
+    this._logsCallBack = setLogs
+    this._kclErrorsCallBack = setKclErrors
+    this._isExecutingCallback = setIsExecuting
+  }
+
+  async executeAst(ast: Program = this._ast, updateCode = false) {
+    this.isExecuting = true
+    await initPromise
+    const { logs, errors, programMemory } = await executeAst({
+      ast,
+      engineCommandManager: this.engineCommandManager,
+      defaultPlanes: this.defaultPlanes,
+    })
+    this.isExecuting = false
+    this._logs = logs
+    this._kclErrors = errors
+    this._programMemory = programMemory
+    this._ast = { ...ast }
+    if (updateCode) {
+      this._code = recast(ast)
+      this._codeCallBack(this._code)
+    }
+  }
+  async executeAstMock(ast: Program = this._ast, updateCode = false) {
+    await initPromise
+    const newCode = recast(ast)
+    const newAst = parse(newCode)
+    await this?.engineCommandManager?.waitForReady
+    if (updateCode) {
+      this.setCode(recast(ast))
+    }
+    this._ast = { ...newAst }
+
+    const { logs, errors, programMemory } = await executeAst({
+      ast: newAst,
+      engineCommandManager: this.engineCommandManager,
+      defaultPlanes: this.defaultPlanes,
+      useFakeExecutor: true,
+    })
+    this._logs = logs
+    this._kclErrors = errors
+    this._programMemory = programMemory
+  }
+  async executeCode(code?: string) {
+    await initPromise
+    await this?.engineCommandManager?.waitForReady
+    const result = await executeCode({
+      engineCommandManager,
+      code: code || this._code,
+      lastAst: this._ast,
+      defaultPlanes: this.defaultPlanes,
+      force: false,
+    })
+    if (!result.isChange) return
+    const { logs, errors, programMemory, ast } = result
+    this.logs = logs
+    this.kclErrors = errors
+    this.programMemory = programMemory
+    this.ast = ast
+    if (code) this.code = code
+  }
+  setCode(code: string) {
+    this._code = code
+    this._codeCallBack(code)
+    localStorage.setItem(PERSIST_CODE_TOKEN, code)
+  }
+  setCodeAndExecute(code: string) {
+    this.setCode(code)
+    if (code.trim()) {
+      this._defferer(code)
+      return
+    }
+    this._ast = {
+      body: [],
+      start: 0,
+      end: 0,
+      nonCodeMeta: {
+        nonCodeNodes: {},
+        start: null,
+      },
+    }
+    this._programMemory = {
+      root: {},
+      return: null,
+    }
+    this.engineCommandManager.endSession()
+  }
+  format() {
+    this.code = recast(parse(kclManager.code))
+  }
+  // There's overlapping resposibility between updateAst and executeAst.
+  // updateAst was added as it was used a lot before xState migration so makes the port easier.
+  // but should probably have think about which of the function to keep
+  async updateAst(
+    ast: Program,
+    execute: boolean,
+    optionalParams?: {
+      focusPath?: PathToNode
+      callBack?: (ast: Program) => void
+    }
+  ): Promise<Selections | null> {
+    const newCode = recast(ast)
+    const astWithUpdatedSource = parse(newCode)
+    optionalParams?.callBack?.(astWithUpdatedSource)
+    let returnVal: Selections | null = null
+
+    this.code = newCode
+    if (optionalParams?.focusPath) {
+      const { node } = getNodeFromPath<any>(
+        astWithUpdatedSource,
+        optionalParams?.focusPath
+      )
+      const { start, end } = node
+      if (!start || !end) return null
+      returnVal = {
+        codeBasedSelections: [
+          {
+            type: 'default',
+            range: [start, end],
+          },
+        ],
+        otherSelections: [],
+      }
+    }
+
+    if (execute) {
+      // Call execute on the set ast.
+      await this.executeAst(astWithUpdatedSource)
+    } else {
+      // When we don't re-execute, we still want to update the program
+      // memory with the new ast. So we will hit the mock executor
+      // instead.
+      await this.executeAstMock(astWithUpdatedSource)
+    }
+    return returnVal
+  }
+
+  getPlaneId(axis: 'xy' | 'xz' | 'yz'): string {
+    return this.defaultPlanes[axis]
+  }
+
+  showPlanes() {
+    this.engineCommandManager.setPlaneHidden(this.defaultPlanes.xy, false)
+    this.engineCommandManager.setPlaneHidden(this.defaultPlanes.yz, false)
+    this.engineCommandManager.setPlaneHidden(this.defaultPlanes.xz, false)
+  }
+
+  hidePlanes() {
+    this.engineCommandManager.setPlaneHidden(this.defaultPlanes.xy, true)
+    this.engineCommandManager.setPlaneHidden(this.defaultPlanes.yz, true)
+    this.engineCommandManager.setPlaneHidden(this.defaultPlanes.xz, true)
+  }
+}
+
+export const kclManager = new KclManager(engineCommandManager)
+
+const KclContext = createContext({
+  code: kclManager.code,
+  programMemory: kclManager.programMemory,
+  ast: kclManager.ast,
+  isExecuting: kclManager.isExecuting,
+  errors: kclManager.kclErrors,
+  logs: kclManager.logs,
+})
+
+export function useKclContext() {
+  return useContext(KclContext)
+}
+
+export function KclContextProvider({
+  children,
+}: {
+  children: React.ReactNode
+}) {
+  const [code, setCode] = useState(kclManager.code)
+  const [programMemory, setProgramMemory] = useState(kclManager.programMemory)
+  const [ast, setAst] = useState(kclManager.ast)
+  const [isExecuting, setIsExecuting] = useState(false)
+  const [errors, setErrors] = useState<KCLError[]>([])
+  const [logs, setLogs] = useState<string[]>([])
+
+  useEffect(() => {
+    kclManager.registerCallBacks({
+      setCode,
+      setProgramMemory,
+      setAst,
+      setLogs,
+      setKclErrors: setErrors,
+      setIsExecuting,
+    })
+  }, [])
+  return (
+    <KclContext.Provider
+      value={{
+        code,
+        programMemory,
+        ast,
+        isExecuting,
+        errors,
+        logs,
+      }}
+    >
+      {children}
+    </KclContext.Provider>
+  )
+}

src/lang/abstractSyntaxTree.test.ts

@@ -1,12 +1,11 @@
-import { parser_wasm } from './abstractSyntaxTree'
 import { KCLError } from './errors'
-import { initPromise } from './rust'
+import { initPromise, parse } from './wasm'
 
 beforeAll(() => initPromise)
 
 describe('testing AST', () => {
   test('5 + 6', () => {
-    const result = parser_wasm('5 +6')
+    const result = parse('5 +6')
     delete (result as any).nonCodeMeta
     expect(result.body).toEqual([
       {
@@ -37,7 +36,7 @@ describe('testing AST', () => {
     ])
   })
   test('const myVar = 5', () => {
-    const { body } = parser_wasm('const myVar = 5')
+    const { body } = parse('const myVar = 5')
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -71,7 +70,7 @@ describe('testing AST', () => {
     const code = `const myVar = 5
 const newVar = myVar + 1
 `
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -143,7 +142,7 @@ const newVar = myVar + 1
 
 describe('testing function declaration', () => {
   test('fn funcN = () => {}', () => {
-    const { body } = parser_wasm('fn funcN = () => {}')
+    const { body } = parse('fn funcN = () => {}')
     delete (body[0] as any).declarations[0].init.body.nonCodeMeta
     expect(body).toEqual([
       {
@@ -179,7 +178,7 @@ describe('testing function declaration', () => {
     ])
   })
   test('fn funcN = (a, b) => {return a + b}', () => {
-    const { body } = parser_wasm(
+    const { body } = parse(
       ['fn funcN = (a, b) => {', '  return a + b', '}'].join('\n')
     )
     delete (body[0] as any).declarations[0].init.body.nonCodeMeta
@@ -256,7 +255,7 @@ describe('testing function declaration', () => {
   test('call expression assignment', () => {
     const code = `fn funcN = (a, b) => { return a + b }
 const myVar = funcN(1, 2)`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     delete (body[0] as any).declarations[0].init.body.nonCodeMeta
     expect(body).toEqual([
       {
@@ -388,7 +387,7 @@ describe('testing pipe operator special', () => {
   |> lineTo([1, 1], %)
   |> rx(45, %)
 `
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     delete (body[0] as any).declarations[0].init.nonCodeMeta
     expect(body).toEqual([
       {
@@ -404,7 +403,7 @@ describe('testing pipe operator special', () => {
             id: { type: 'Identifier', start: 6, end: 14, name: 'mySketch' },
             init: {
               type: 'PipeExpression',
-              start: 15,
+              start: 17,
               end: 145,
               body: [
                 {
@@ -624,7 +623,7 @@ describe('testing pipe operator special', () => {
   })
   test('pipe operator with binary expression', () => {
     let code = `const myVar = 5 + 6 |> myFunc(45, %)`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     delete (body as any)[0].declarations[0].init.nonCodeMeta
     expect(body).toEqual([
       {
@@ -645,7 +644,7 @@ describe('testing pipe operator special', () => {
             },
             init: {
               type: 'PipeExpression',
-              start: 12,
+              start: 14,
               end: 36,
               body: [
                 {
@@ -706,7 +705,7 @@ describe('testing pipe operator special', () => {
   })
   test('array expression', () => {
     let code = `const yo = [1, '2', three, 4 + 5]`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -781,7 +780,7 @@ describe('testing pipe operator special', () => {
       'const three = 3',
       "const yo = {aStr: 'str', anum: 2, identifier: three, binExp: 4 + 5}",
     ].join('\n')
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -925,7 +924,7 @@ describe('testing pipe operator special', () => {
     const code = `const yo = {key: {
   key2: 'value'
 }}`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -993,7 +992,7 @@ describe('testing pipe operator special', () => {
   })
   test('object expression with array ast', () => {
     const code = `const yo = {key: [1, '2']}`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -1057,7 +1056,7 @@ describe('testing pipe operator special', () => {
   })
   test('object memberExpression simple', () => {
     const code = `const prop = yo.one.two`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -1112,7 +1111,7 @@ describe('testing pipe operator special', () => {
   })
   test('object memberExpression with square braces', () => {
     const code = `const prop = yo.one["two"]`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -1168,7 +1167,7 @@ describe('testing pipe operator special', () => {
   })
   test('object memberExpression with two square braces literal and identifier', () => {
     const code = `const prop = yo["one"][two]`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body).toEqual([
       {
         type: 'VariableDeclaration',
@@ -1227,7 +1226,7 @@ describe('testing pipe operator special', () => {
 describe('nests binary expressions correctly', () => {
   it('works with the simple case', () => {
     const code = `const yo = 1 + 2`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body[0]).toEqual({
       type: 'VariableDeclaration',
       start: 0,
@@ -1271,7 +1270,7 @@ describe('nests binary expressions correctly', () => {
   it('should nest according to precedence with multiply first', () => {
     // should be binExp { binExp { lit-1 * lit-2 } + lit}
     const code = `const yo = 1 * 2 + 3`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body[0]).toEqual({
       type: 'VariableDeclaration',
       start: 0,
@@ -1328,7 +1327,7 @@ describe('nests binary expressions correctly', () => {
   it('should nest according to precedence with sum first', () => {
     // should be binExp { lit-1 + binExp { lit-2 * lit-3 } }
     const code = `const yo = 1 + 2 * 3`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect(body[0]).toEqual({
       type: 'VariableDeclaration',
       start: 0,
@@ -1384,7 +1383,7 @@ describe('nests binary expressions correctly', () => {
   })
   it('should nest properly with two opperators of equal precedence', () => {
     const code = `const yo = 1 + 2 - 3`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect((body[0] as any).declarations[0].init).toEqual({
       type: 'BinaryExpression',
       start: 11,
@@ -1421,7 +1420,7 @@ describe('nests binary expressions correctly', () => {
   })
   it('should nest properly with two opperators of equal (but higher) precedence', () => {
     const code = `const yo = 1 * 2 / 3`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     expect((body[0] as any).declarations[0].init).toEqual({
       type: 'BinaryExpression',
       start: 11,
@@ -1458,7 +1457,7 @@ describe('nests binary expressions correctly', () => {
   })
   it('should nest properly with longer example', () => {
     const code = `const yo = 1 + 2 * (3 - 4) / 5 + 6`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     const init = (body[0] as any).declarations[0].init
     expect(init).toEqual({
       type: 'BinaryExpression',
@@ -1520,18 +1519,16 @@ const key = 'c'`
         value: 'this is a comment',
       },
     }
-    const { nonCodeMeta } = parser_wasm(code)
-    expect(nonCodeMeta.nonCodeNodes[0]).toEqual(nonCodeMetaInstance)
+    const { nonCodeMeta } = parse(code)
+    expect(nonCodeMeta.nonCodeNodes[0][0]).toEqual(nonCodeMetaInstance)
 
     // extra whitespace won't change it's position (0) or value (NB the start end would have changed though)
     const codeWithExtraStartWhitespace = '\n\n\n' + code
-    const { nonCodeMeta: nonCodeMeta2 } = parser_wasm(
-      codeWithExtraStartWhitespace
-    )
-    expect(nonCodeMeta2.nonCodeNodes[0].value).toStrictEqual(
+    const { nonCodeMeta: nonCodeMeta2 } = parse(codeWithExtraStartWhitespace)
+    expect(nonCodeMeta2.nonCodeNodes[0][0].value).toStrictEqual(
       nonCodeMetaInstance.value
     )
-    expect(nonCodeMeta2.nonCodeNodes[0].start).not.toBe(
+    expect(nonCodeMeta2.nonCodeNodes[0][0].start).not.toBe(
       nonCodeMetaInstance.start
     )
   })
@@ -1545,10 +1542,10 @@ const key = 'c'`
   |> close(%)
 `
 
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     const indexOfSecondLineToExpression = 2
     const sketchNonCodeMeta = (body as any)[0].declarations[0].init.nonCodeMeta
-      .nonCodeNodes
+      .nonCodeNodes[0]
     expect(sketchNonCodeMeta[indexOfSecondLineToExpression]).toEqual({
       type: 'NonCodeNode',
       start: 106,
@@ -1569,9 +1566,9 @@ const key = 'c'`
       '  |> rx(90, %)',
     ].join('\n')
 
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     const sketchNonCodeMeta = (body[0] as any).declarations[0].init.nonCodeMeta
-      .nonCodeNodes
+      .nonCodeNodes[0]
     expect(sketchNonCodeMeta[3]).toEqual({
       type: 'NonCodeNode',
       start: 125,
@@ -1587,7 +1584,7 @@ const key = 'c'`
 describe('test UnaryExpression', () => {
   it('should parse a unary expression in simple var dec situation', () => {
     const code = `const myVar = -min(4, 100)`
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     const myVarInit = (body?.[0] as any).declarations[0]?.init
     expect(myVarInit).toEqual({
       type: 'UnaryExpression',
@@ -1613,7 +1610,7 @@ describe('test UnaryExpression', () => {
 describe('testing nested call expressions', () => {
   it('callExp in a binExp in a callExp', () => {
     const code = 'const myVar = min(100, 1 + legLen(5, 3))'
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     const myVarInit = (body?.[0] as any).declarations[0]?.init
     expect(myVarInit).toEqual({
       type: 'CallExpression',
@@ -1651,7 +1648,7 @@ describe('testing nested call expressions', () => {
 describe('should recognise callExpresions in binaryExpressions', () => {
   const code = "xLineTo(segEndX('seg02', %) + 1, %)"
   it('should recognise the callExp', () => {
-    const { body } = parser_wasm(code)
+    const { body } = parse(code)
     const callExpArgs = (body?.[0] as any).expression?.arguments
     expect(callExpArgs).toEqual([
       {
@@ -1690,8 +1687,7 @@ describe('parsing errors', () => {
 
     let _theError
     try {
-      const result = expect(parser_wasm(code))
-      console.log('result', result)
+      const result = expect(parse(code))
     } catch (e) {
       _theError = e
     }

src/lang/abstractSyntaxTree.ts

@@ -1,48 +0,0 @@
-import { Program } from './abstractSyntaxTreeTypes'
-import { parse_js } from '../wasm-lib/pkg/wasm_lib'
-import { initPromise } from './rust'
-import { Token } from './tokeniser'
-import { KCLError } from './errors'
-import { KclError as RustKclError } from '../wasm-lib/kcl/bindings/KclError'
-
-export const rangeTypeFix = (ranges: number[][]): [number, number][] =>
-  ranges.map(([start, end]) => [start, end])
-
-export const parser_wasm = (code: string): Program => {
-  try {
-    const program: Program = parse_js(code)
-    return program
-  } catch (e: any) {
-    const parsed: RustKclError = JSON.parse(e.toString())
-    const kclError = new KCLError(
-      parsed.kind,
-      parsed.msg,
-      rangeTypeFix(parsed.sourceRanges)
-    )
-
-    console.log(kclError)
-    throw kclError
-  }
-}
-
-export async function asyncParser(code: string): Promise<Program> {
-  await initPromise
-  try {
-    const program: Program = parse_js(code)
-    return program
-  } catch (e: any) {
-    const parsed: RustKclError = JSON.parse(e.toString())
-    const kclError = new KCLError(
-      parsed.kind,
-      parsed.msg,
-      rangeTypeFix(parsed.sourceRanges)
-    )
-
-    console.log(kclError)
-    throw kclError
-  }
-}
-
-export function rangeOfToken(token: Token | undefined): [number, number][] {
-  return token === undefined ? [] : [[token.start, token.end]]
-}

src/lang/abstractSyntaxTreeTypes.ts

@@ -1,37 +0,0 @@
-export type { Program } from '../wasm-lib/kcl/bindings/Program'
-export type { Value } from '../wasm-lib/kcl/bindings/Value'
-export type { ObjectExpression } from '../wasm-lib/kcl/bindings/ObjectExpression'
-export type { MemberExpression } from '../wasm-lib/kcl/bindings/MemberExpression'
-export type { PipeExpression } from '../wasm-lib/kcl/bindings/PipeExpression'
-export type { VariableDeclaration } from '../wasm-lib/kcl/bindings/VariableDeclaration'
-export type { PipeSubstitution } from '../wasm-lib/kcl/bindings/PipeSubstitution'
-export type { Identifier } from '../wasm-lib/kcl/bindings/Identifier'
-export type { UnaryExpression } from '../wasm-lib/kcl/bindings/UnaryExpression'
-export type { BinaryExpression } from '../wasm-lib/kcl/bindings/BinaryExpression'
-export type { ReturnStatement } from '../wasm-lib/kcl/bindings/ReturnStatement'
-export type { ExpressionStatement } from '../wasm-lib/kcl/bindings/ExpressionStatement'
-export type { CallExpression } from '../wasm-lib/kcl/bindings/CallExpression'
-export type { VariableDeclarator } from '../wasm-lib/kcl/bindings/VariableDeclarator'
-export type { BinaryPart } from '../wasm-lib/kcl/bindings/BinaryPart'
-export type { Literal } from '../wasm-lib/kcl/bindings/Literal'
-export type { ArrayExpression } from '../wasm-lib/kcl/bindings/ArrayExpression'
-
-export type SyntaxType =
-  | 'Program'
-  | 'ExpressionStatement'
-  | 'BinaryExpression'
-  | 'CallExpression'
-  | 'Identifier'
-  | 'ReturnStatement'
-  | 'VariableDeclaration'
-  | 'VariableDeclarator'
-  | 'MemberExpression'
-  | 'ArrayExpression'
-  | 'ObjectExpression'
-  | 'ObjectProperty'
-  | 'FunctionExpression'
-  | 'PipeExpression'
-  | 'PipeSubstitution'
-  | 'Literal'
-  | 'NonCodeNode'
-  | 'UnaryExpression'

src/lang/artifact.test.ts

@@ -1,5 +1,4 @@
-import { parser_wasm } from './abstractSyntaxTree'
-import { initPromise } from './rust'
+import { parse, initPromise } from './wasm'
 import { enginelessExecutor } from '../lib/testHelpers'
 
 beforeAll(() => initPromise)
@@ -8,12 +7,13 @@ describe('testing artifacts', () => {
   // Enable rotations #152
   test('sketch artifacts', async () => {
     const code = `
-const mySketch001 = startSketchAt([0, 0])
+const mySketch001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo([-1.59, -1.54], %)
   |> lineTo([0.46, -5.82], %)
   // |> rx(45, %)
 show(mySketch001)`
-    const programMemory = await enginelessExecutor(parser_wasm(code))
+    const programMemory = await enginelessExecutor(parse(code))
     // @ts-ignore
     const shown = programMemory?.return?.map(
       // @ts-ignore
@@ -28,7 +28,7 @@ show(mySketch001)`
           name: '',
           __geoMeta: {
             id: expect.any(String),
-            sourceRange: [21, 42],
+            sourceRange: [46, 71],
           },
         },
         value: [
@@ -38,7 +38,7 @@ show(mySketch001)`
             to: [-1.59, -1.54],
             from: [0, 0],
             __geoMeta: {
-              sourceRange: [48, 73],
+              sourceRange: [77, 102],
               id: expect.any(String),
             },
           },
@@ -48,7 +48,7 @@ show(mySketch001)`
             from: [-1.59, -1.54],
             name: '',
             __geoMeta: {
-              sourceRange: [79, 103],
+              sourceRange: [108, 132],
               id: expect.any(String),
             },
           },
@@ -56,20 +56,22 @@ show(mySketch001)`
         position: [0, 0, 0],
         rotation: [0, 0, 0, 1],
         id: expect.any(String),
-        __meta: [{ sourceRange: [21, 42] }],
+        planeId: expect.any(String),
+        __meta: [{ sourceRange: [46, 71] }],
       },
     ])
   })
   test('extrude artifacts', async () => {
     // Enable rotations #152
     const code = `
-const mySketch001 = startSketchAt([0, 0])
+const mySketch001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo([-1.59, -1.54], %)
   |> lineTo([0.46, -5.82], %)
   // |> rx(45, %)
   |> extrude(2, %)
 show(mySketch001)`
-    const programMemory = await enginelessExecutor(parser_wasm(code))
+    const programMemory = await enginelessExecutor(parse(code))
     // @ts-ignore
     const shown = programMemory?.return?.map(
       // @ts-ignore
@@ -83,7 +85,7 @@ show(mySketch001)`
         height: 2,
         position: [0, 0, 0],
         rotation: [0, 0, 0, 1],
-        __meta: [{ sourceRange: [21, 42] }],
+        __meta: [{ sourceRange: [46, 71] }],
       },
     ])
   })
@@ -91,7 +93,8 @@ show(mySketch001)`
     // Enable rotations #152
     // TODO #153 in order for getExtrudeWallTransform to work we need to query the engine for the location of a face.
     const code = `
-const sk1 = startSketchAt([0, 0])
+const sk1 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo([-2.5, 0], %)
   |> lineTo({ to: [0, 10], tag: "p" }, %)
   |> lineTo([2.5, 0], %)
@@ -100,7 +103,8 @@ const sk1 = startSketchAt([0, 0])
   // |> ry(5, %)
 const theExtrude = extrude(2, sk1)
 // const theTransf = getExtrudeWallTransform('p', theExtrude)
-const sk2 = startSketchAt([0, 0])
+const sk2 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo([-2.5, 0], %)
   |> lineTo({ to: [0, 3], tag: "p" }, %)
   |> lineTo([2.5, 0], %)
@@ -109,7 +113,7 @@ const sk2 = startSketchAt([0, 0])
 
 
 show(theExtrude, sk2)`
-    const programMemory = await enginelessExecutor(parser_wasm(code))
+    const programMemory = await enginelessExecutor(parse(code))
     // @ts-ignore
     const geos = programMemory?.return?.map(
       // @ts-ignore
@@ -123,7 +127,7 @@ show(theExtrude, sk2)`
         height: 2,
         position: [0, 0, 0],
         rotation: [0, 0, 0, 1],
-        __meta: [{ sourceRange: [13, 34] }],
+        __meta: [{ sourceRange: [38, 63] }],
       },
       {
         type: 'ExtrudeGroup',
@@ -132,7 +136,7 @@ show(theExtrude, sk2)`
         height: 2,
         position: [0, 0, 0],
         rotation: [0, 0, 0, 1],
-        __meta: [{ sourceRange: [302, 323] }],
+        __meta: [{ sourceRange: [356, 381] }],
       },
     ])
   })

src/lang/errors.ts

@@ -72,7 +72,7 @@ export class KCLUndefinedValueError extends KCLError {
  * Currently the diagnostics are all errors, but in the future they could include lints.
  * */
 export function kclErrToDiagnostic(errors: KCLError[]): Diagnostic[] {
-  return errors.flatMap((err) => {
+  return errors?.flatMap((err) => {
     return err.sourceRanges.map(([from, to]) => {
       return { from, to, message: err.msg, severity: 'error' }
     })

src/lang/executor.test.ts

@@ -1,10 +1,7 @@
 import fs from 'node:fs'
 
-import { parser_wasm } from './abstractSyntaxTree'
-import { ProgramMemory, SketchGroup } from './executor'
-import { initPromise } from './rust'
+import { parse, ProgramMemory, SketchGroup, initPromise } from './wasm'
 import { enginelessExecutor } from '../lib/testHelpers'
-import { vi } from 'vitest'
 import { KCLError } from './errors'
 
 beforeAll(() => initPromise)
@@ -44,7 +41,8 @@ const newVar = myVar + 1`
     expect(root.magicNum.value).toBe(69)
   })
   it('sketch declaration', async () => {
-    let code = `const mySketch = startSketchAt([0,0])
+    let code = `const mySketch = startSketchOn('XY')
+  |> startProfileAt([0,0], %)
   |> lineTo({to: [0,2], tag: "myPath"}, %)
   |> lineTo([2,3], %)
   |> lineTo({ to: [5,-1], tag: "rightPath" }, %)
@@ -60,7 +58,7 @@ show(mySketch)
         to: [0, 2],
         from: [0, 0],
         __geoMeta: {
-          sourceRange: [43, 80],
+          sourceRange: [72, 109],
           id: expect.any(String),
         },
         name: 'myPath',
@@ -71,7 +69,7 @@ show(mySketch)
         from: [0, 2],
         name: '',
         __geoMeta: {
-          sourceRange: [86, 102],
+          sourceRange: [115, 131],
           id: expect.any(String),
         },
       },
@@ -80,7 +78,7 @@ show(mySketch)
         to: [5, -1],
         from: [2, 3],
         __geoMeta: {
-          sourceRange: [108, 151],
+          sourceRange: [137, 180],
           id: expect.any(String),
         },
         name: 'rightPath',
@@ -90,8 +88,8 @@ show(mySketch)
     expect(_return).toEqual([
       {
         type: 'Identifier',
-        start: 174,
-        end: 182,
+        start: 203,
+        end: 211,
         name: 'mySketch',
       },
     ])
@@ -135,7 +133,8 @@ show(mySketch)
   it('execute pipe sketch into call expression', async () => {
     // Enable rotations #152
     const code = [
-      'const mySk1 = startSketchAt([0,0])',
+      "const mySk1 = startSketchOn('XY')",
+      '  |> startProfileAt([0,0], %)',
       '  |> lineTo([1,1], %)',
       '  |> lineTo({to: [0, 1], tag: "myPath"}, %)',
       '  |> lineTo([1,1], %)',
@@ -150,7 +149,7 @@ show(mySketch)
         name: '',
         __geoMeta: {
           id: expect.any(String),
-          sourceRange: [14, 34],
+          sourceRange: [39, 63],
         },
       },
       value: [
@@ -160,7 +159,7 @@ show(mySketch)
           from: [0, 0],
           name: '',
           __geoMeta: {
-            sourceRange: [40, 56],
+            sourceRange: [69, 85],
             id: expect.any(String),
           },
         },
@@ -169,7 +168,7 @@ show(mySketch)
           to: [0, 1],
           from: [1, 1],
           __geoMeta: {
-            sourceRange: [62, 100],
+            sourceRange: [91, 129],
             id: expect.any(String),
           },
           name: 'myPath',
@@ -180,7 +179,7 @@ show(mySketch)
           from: [0, 1],
           name: '',
           __geoMeta: {
-            sourceRange: [106, 122],
+            sourceRange: [135, 151],
             id: expect.any(String),
           },
         },
@@ -188,7 +187,8 @@ show(mySketch)
       position: [0, 0, 0],
       rotation: [0, 0, 0, 1],
       id: expect.any(String),
-      __meta: [{ sourceRange: [14, 34] }],
+      planeId: expect.any(String),
+      __meta: [{ sourceRange: [39, 63] }],
     })
   })
   it('execute array expression', async () => {
@@ -332,7 +332,8 @@ describe('testing math operators', () => {
   })
   it('with unaryExpression in ArrayExpression in CallExpression, checking nothing funny happens when used in a sketch', async () => {
     const code = [
-      'const part001 = startSketchAt([0, 0])',
+      "const part001 = startSketchOn('XY')",
+      '  |> startProfileAt([0, 0], %)',
       '|> line([-2.21, -legLen(5, min(3, 999))], %)',
     ].join('\n')
     const { root } = await exe(code)
@@ -344,7 +345,8 @@ describe('testing math operators', () => {
   it('test that % substitution feeds down CallExp->ArrExp->UnaryExp->CallExp', async () => {
     const code = [
       `const myVar = 3`,
-      `const part001 = startSketchAt([0, 0])`,
+      `const part001 = startSketchOn('XY')`,
+      `  |> startProfileAt([0, 0], %)`,
       `  |> line({ to: [3, 4], tag: 'seg01' }, %)`,
       `  |> line([`,
       `  min(segLen('seg01', %), myVar),`,
@@ -380,7 +382,8 @@ describe('testing math operators', () => {
 describe('Testing Errors', () => {
   it('should throw an error when a variable is not defined', async () => {
     const code = `const myVar = 5
-const theExtrude = startSketchAt([0, 0])
+const theExtrude = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> line([-2.4, 5], %)
   |> line([-0.76], myVarZ, %)
   |> line([5,5], %)
@@ -391,7 +394,7 @@ show(theExtrude)`
       new KCLError(
         'undefined_value',
         'memory item key `myVarZ` is not defined',
-        [[100, 106]]
+        [[129, 135]]
       )
     )
   })
@@ -403,7 +406,7 @@ async function exe(
   code: string,
   programMemory: ProgramMemory = { root: {}, return: null }
 ) {
-  const ast = parser_wasm(code)
+  const ast = parse(code)
 
   const result = await enginelessExecutor(ast, programMemory)
   return result

src/lang/executor.ts

@@ -1,81 +0,0 @@
-import { Program } from './abstractSyntaxTreeTypes'
-import {
-  EngineCommandManager,
-  ArtifactMap,
-  SourceRangeMap,
-} from './std/engineConnection'
-import { ProgramReturn } from '../wasm-lib/kcl/bindings/ProgramReturn'
-import { MemoryItem } from '../wasm-lib/kcl/bindings/MemoryItem'
-import { execute_wasm } from '../wasm-lib/pkg/wasm_lib'
-import { KCLError } from './errors'
-import { KclError as RustKclError } from '../wasm-lib/kcl/bindings/KclError'
-import { rangeTypeFix } from './abstractSyntaxTree'
-
-export type { SourceRange } from '../wasm-lib/kcl/bindings/SourceRange'
-export type { Position } from '../wasm-lib/kcl/bindings/Position'
-export type { Rotation } from '../wasm-lib/kcl/bindings/Rotation'
-export type { Path } from '../wasm-lib/kcl/bindings/Path'
-export type { SketchGroup } from '../wasm-lib/kcl/bindings/SketchGroup'
-export type { MemoryItem } from '../wasm-lib/kcl/bindings/MemoryItem'
-export type { ExtrudeSurface } from '../wasm-lib/kcl/bindings/ExtrudeSurface'
-
-export type PathToNode = [string | number, string][]
-
-interface Memory {
-  [key: string]: MemoryItem
-}
-
-export interface ProgramMemory {
-  root: Memory
-  return: ProgramReturn | null
-}
-
-export const executor = async (
-  node: Program,
-  programMemory: ProgramMemory = { root: {}, return: null },
-  engineCommandManager: EngineCommandManager,
-  // work around while the gemotry is still be stored on the frontend
-  // will be removed when the stream UI is added.
-  tempMapCallback: (a: {
-    artifactMap: ArtifactMap
-    sourceRangeMap: SourceRangeMap
-  }) => void = () => {}
-): Promise<ProgramMemory> => {
-  engineCommandManager.startNewSession()
-  const _programMemory = await _executor(
-    node,
-    programMemory,
-    engineCommandManager
-  )
-  const { artifactMap, sourceRangeMap } =
-    await engineCommandManager.waitForAllCommands(node, _programMemory)
-  tempMapCallback({ artifactMap, sourceRangeMap })
-
-  engineCommandManager.endSession()
-  return _programMemory
-}
-
-export const _executor = async (
-  node: Program,
-  programMemory: ProgramMemory = { root: {}, return: null },
-  engineCommandManager: EngineCommandManager
-): Promise<ProgramMemory> => {
-  try {
-    const memory: ProgramMemory = await execute_wasm(
-      JSON.stringify(node),
-      JSON.stringify(programMemory),
-      engineCommandManager
-    )
-    return memory
-  } catch (e: any) {
-    const parsed: RustKclError = JSON.parse(e.toString())
-    const kclError = new KCLError(
-      parsed.kind,
-      parsed.msg,
-      rangeTypeFix(parsed.sourceRanges)
-    )
-
-    console.log(kclError)
-    throw kclError
-  }
-}

src/lang/getNodePathFromSourceRange.test.ts

@@ -1,7 +1,5 @@
 import { getNodePathFromSourceRange, getNodeFromPath } from './queryAst'
-import { parser_wasm } from './abstractSyntaxTree'
-import { initPromise } from './rust'
-import { Identifier } from './abstractSyntaxTreeTypes'
+import { Identifier, parse, initPromise } from './wasm'
 
 beforeAll(() => initPromise)
 
@@ -21,7 +19,7 @@ const sk3 = startSketchAt([0, 0])
       lineToSubstringIndex + subStr.length,
     ]
 
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const nodePath = getNodePathFromSourceRange(ast, sourceRange)
     const { node } = getNodeFromPath<any>(ast, nodePath)
 
@@ -46,7 +44,7 @@ const b1 = cube([0,0], 10)`
       subStrIndex + 'pos'.length,
     ]
 
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const nodePath = getNodePathFromSourceRange(ast, sourceRange)
     const node = getNodeFromPath<Identifier>(ast, nodePath).node
 
@@ -80,7 +78,7 @@ const b1 = cube([0,0], 10)`
       subStrIndex + 'scale'.length,
     ]
 
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const nodePath = getNodePathFromSourceRange(ast, sourceRange)
     const node = getNodeFromPath<Identifier>(ast, nodePath).node
     expect(nodePath).toEqual([

src/lang/modifyAst.test.ts

@@ -1,4 +1,4 @@
-import { parser_wasm } from './abstractSyntaxTree'
+import { parse, recast, initPromise } from './wasm'
 import {
   createLiteral,
   createIdentifier,
@@ -13,8 +13,6 @@ import {
   giveSketchFnCallTag,
   moveValueIntoNewVariable,
 } from './modifyAst'
-import { recast } from './recast'
-import { initPromise } from './rust'
 import { enginelessExecutor } from '../lib/testHelpers'
 
 beforeAll(() => initPromise)
@@ -111,8 +109,8 @@ describe('Testing addSketchTo', () => {
       'yz'
     )
     const str = recast(result.modifiedAst)
-    expect(str).toBe(`const part001 = startSketchAt('default')
-  |> ry(90, %)
+    expect(str).toBe(`const part001 = startSketchOn('YZ')
+  |> startProfileAt('default', %)
   |> line('default', %)
 show(part001)
 `)
@@ -126,7 +124,7 @@ function giveSketchFnCallTagTestHelper(
   // giveSketchFnCallTag inputs and outputs an ast, which is very verbose for testing
   // this wrapper changes the input and output to code
   // making it more of an integration test, but easier to read the test intention is the goal
-  const ast = parser_wasm(code)
+  const ast = parse(code)
   const start = code.indexOf(searchStr)
   const range: [number, number] = [start, start + searchStr.length]
   const { modifiedAst, tag, isTagExisting } = giveSketchFnCallTag(ast, range)
@@ -135,7 +133,8 @@ function giveSketchFnCallTagTestHelper(
 }
 
 describe('Testing giveSketchFnCallTag', () => {
-  const code = `const part001 = startSketchAt([0, 0])
+  const code = `const part001 = startSketchOn('XY')
+|> startProfileAt([0, 0], %)
 |> line([-2.57, -0.13], %)
 |> line([0, 0.83], %)
 |> line([0.82, 0.34], %)
@@ -187,7 +186,8 @@ fn ghi = (x) => {
 const abc = 3
 const identifierGuy = 5
 const yo = 5 + 6
-const part001 = startSketchAt([-1.2, 4.83])
+const part001 = startSketchOn('XY')
+|> startProfileAt([-1.2, 4.83], %)
 |> line([2.8, 0], %)
 |> angledLine([100 + 100, 3.09], %)
 |> angledLine([abc, 3.09], %)
@@ -197,7 +197,7 @@ const part001 = startSketchAt([-1.2, 4.83])
 const yo2 = hmm([identifierGuy + 5])
 show(part001)`
   it('should move a binary expression into a new variable', async () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const startIndex = code.indexOf('100 + 100') + 1
     const { modifiedAst } = moveValueIntoNewVariable(
@@ -211,7 +211,7 @@ show(part001)`
     expect(newCode).toContain(`angledLine([newVar, 3.09], %)`)
   })
   it('should move a value into a new variable', async () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const startIndex = code.indexOf('2.8') + 1
     const { modifiedAst } = moveValueIntoNewVariable(
@@ -225,7 +225,7 @@ show(part001)`
     expect(newCode).toContain(`line([newVar, 0], %)`)
   })
   it('should move a callExpression into a new variable', async () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const startIndex = code.indexOf('def(')
     const { modifiedAst } = moveValueIntoNewVariable(
@@ -239,7 +239,7 @@ show(part001)`
     expect(newCode).toContain(`angledLine([newVar, 3.09], %)`)
   })
   it('should move a binary expression with call expression into a new variable', async () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const startIndex = code.indexOf('jkl(') + 1
     const { modifiedAst } = moveValueIntoNewVariable(
@@ -253,7 +253,7 @@ show(part001)`
     expect(newCode).toContain(`angledLine([newVar, 3.09], %)`)
   })
   it('should move a identifier into a new variable', async () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const startIndex = code.indexOf('identifierGuy +') + 1
     const { modifiedAst } = moveValueIntoNewVariable(

src/lang/modifyAst.ts

@@ -14,14 +14,15 @@ import {
   ObjectExpression,
   UnaryExpression,
   BinaryExpression,
-} from './abstractSyntaxTreeTypes'
+  PathToNode,
+  ProgramMemory,
+} from './wasm'
 import {
   findAllPreviousVariables,
   getNodeFromPath,
   getNodePathFromSourceRange,
   isNodeSafeToReplace,
 } from './queryAst'
-import { PathToNode, ProgramMemory } from './executor'
 import {
   addTagForSketchOnFace,
   getFirstArg,
@@ -31,21 +32,26 @@ import { isLiteralArrayOrStatic } from './std/sketchcombos'
 
 export function addStartSketch(
   node: Program,
+  axis: 'xy' | 'xz' | 'yz' | '-xy' | '-xz' | '-yz',
   start: [number, number],
   end: [number, number]
 ): { modifiedAst: Program; id: string; pathToNode: PathToNode } {
   const _node = { ...node }
   const _name = findUniqueName(node, 'part')
 
-  const startSketchAt = createCallExpression('startSketchAt', [
+  const startSketchOn = createCallExpressionStdLib('startSketchOn', [
+    createLiteral(axis.toUpperCase()),
+  ])
+  const startProfileAt = createCallExpressionStdLib('startProfileAt', [
     createArrayExpression([createLiteral(start[0]), createLiteral(start[1])]),
+    createPipeSubstitution(),
   ])
   const initialLineTo = createCallExpression('line', [
     createArrayExpression([createLiteral(end[0]), createLiteral(end[1])]),
     createPipeSubstitution(),
   ])
 
-  const pipeBody = [startSketchAt, initialLineTo]
+  const pipeBody = [startSketchOn, startProfileAt, initialLineTo]
 
   const variableDeclaration = createVariableDeclaration(
     _name,
@@ -78,11 +84,11 @@ export function addSketchTo(
   const _node = { ...node }
   const _name = name || findUniqueName(node, 'part')
 
-  const startSketchAt = createCallExpressionStdLib('startSketchAt', [
-    createLiteral('default'),
+  const startSketchOn = createCallExpressionStdLib('startSketchOn', [
+    createLiteral(axis.toUpperCase()),
   ])
-  const rotate = createCallExpression(axis === 'xz' ? 'rx' : 'ry', [
-    createLiteral(90),
+  const startProfileAt = createCallExpressionStdLib('startProfileAt', [
+    createLiteral('default'),
     createPipeSubstitution(),
   ])
   const initialLineTo = createCallExpressionStdLib('line', [
@@ -90,10 +96,7 @@ export function addSketchTo(
     createPipeSubstitution(),
   ])
 
-  const pipeBody =
-    axis !== 'xy'
-      ? [startSketchAt, rotate, initialLineTo]
-      : [startSketchAt, initialLineTo]
+  const pipeBody = [startSketchOn, startProfileAt, initialLineTo]
 
   const variableDeclaration = createVariableDeclaration(
     _name,

src/lang/queryAst.test.ts

@@ -1,11 +1,12 @@
-import { parser_wasm } from './abstractSyntaxTree'
+import { parse, recast, initPromise } from './wasm'
 import {
   findAllPreviousVariables,
   isNodeSafeToReplace,
   isTypeInValue,
   getNodePathFromSourceRange,
+  doesPipeHaveCallExp,
+  hasExtrudeSketchGroup,
 } from './queryAst'
-import { initPromise } from './rust'
 import { enginelessExecutor } from '../lib/testHelpers'
 import {
   createArrayExpression,
@@ -13,7 +14,6 @@ import {
   createLiteral,
   createPipeSubstitution,
 } from './modifyAst'
-import { recast } from './recast'
 
 beforeAll(() => initPromise)
 
@@ -28,7 +28,8 @@ const halfArmAngle = armAngle / 2
 const arrExpShouldNotBeIncluded = [1, 2, 3]
 const objExpShouldNotBeIncluded = { a: 1, b: 2, c: 3 }
 
-const part001 = startSketchAt([0, 0])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> yLineTo(1, %)
   |> xLine(3.84, %) // selection-range-7ish-before-this
 
@@ -36,7 +37,7 @@ const variableBelowShouldNotBeIncluded = 3
 
 show(part001)`
     const rangeStart = code.indexOf('// selection-range-7ish-before-this') - 7
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
 
     const { variables, bodyPath, insertIndex } = findAllPreviousVariables(
@@ -59,7 +60,8 @@ show(part001)`
 })
 
 describe('testing argIsNotIdentifier', () => {
-  const code = `const part001 = startSketchAt([-1.2, 4.83])
+  const code = `const part001 = startSketchOn('XY')
+|> startProfileAt([-1.2, 4.83], %)
 |> line([2.8, 0], %)
 |> angledLine([100 + 100, 3.09], %)
 |> angledLine([abc, 3.09], %)
@@ -70,7 +72,7 @@ const yo = 5 + 6
 const yo2 = hmm([identifierGuy + 5])
 show(part001)`
   it('find a safe binaryExpression', () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('100 + 100') + 2
     const result = isNodeSafeToReplace(ast, [rangeStart, rangeStart])
     expect(result.isSafe).toBe(true)
@@ -84,7 +86,7 @@ show(part001)`
     expect(outCode).toContain(`angledLine([replaceName, 3.09], %)`)
   })
   it('find a safe Identifier', () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('abc')
     const result = isNodeSafeToReplace(ast, [rangeStart, rangeStart])
     expect(result.isSafe).toBe(true)
@@ -92,7 +94,7 @@ show(part001)`
     expect(code.slice(result.value.start, result.value.end)).toBe('abc')
   })
   it('find a safe CallExpression', () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('def')
     const result = isNodeSafeToReplace(ast, [rangeStart, rangeStart])
     expect(result.isSafe).toBe(true)
@@ -106,7 +108,7 @@ show(part001)`
     expect(outCode).toContain(`angledLine([replaceName, 3.09], %)`)
   })
   it('find an UNsafe CallExpression, as it has a PipeSubstitution', () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('ghi')
     const range: [number, number] = [rangeStart, rangeStart]
     const result = isNodeSafeToReplace(ast, range)
@@ -115,7 +117,7 @@ show(part001)`
     expect(code.slice(result.value.start, result.value.end)).toBe('ghi(%)')
   })
   it('find an UNsafe Identifier, as it is a callee', () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('ine([2.8,')
     const result = isNodeSafeToReplace(ast, [rangeStart, rangeStart])
     expect(result.isSafe).toBe(false)
@@ -125,7 +127,7 @@ show(part001)`
     )
   })
   it("find a safe BinaryExpression that's assigned to a variable", () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('5 + 6') + 1
     const result = isNodeSafeToReplace(ast, [rangeStart, rangeStart])
     expect(result.isSafe).toBe(true)
@@ -139,7 +141,7 @@ show(part001)`
     expect(outCode).toContain(`const yo = replaceName`)
   })
   it('find a safe BinaryExpression that has a CallExpression within', () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('jkl') + 1
     const result = isNodeSafeToReplace(ast, [rangeStart, rangeStart])
     expect(result.isSafe).toBe(true)
@@ -155,7 +157,7 @@ show(part001)`
     expect(outCode).toContain(`angledLine([replaceName, 3.09], %)`)
   })
   it('find a safe BinaryExpression within a CallExpression', () => {
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const rangeStart = code.indexOf('identifierGuy') + 1
     const result = isNodeSafeToReplace(ast, [rangeStart, rangeStart])
     expect(result.isSafe).toBe(true)
@@ -196,14 +198,15 @@ show(part001)`
 })
 
 describe('testing getNodePathFromSourceRange', () => {
-  const code = `const part001 = startSketchAt([0.39, -0.05])
+  const code = `const part001 = startSketchOn('XY')
+  |> startProfileAt([0.39, -0.05], %)
   |> line([0.94, 2.61], %)
   |> line([-0.21, -1.4], %)
 show(part001)`
   it('finds the second line when cursor is put at the end', () => {
     const searchLn = `line([0.94, 2.61], %)`
     const sourceIndex = code.indexOf(searchLn) + searchLn.length
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const result = getNodePathFromSourceRange(ast, [sourceIndex, sourceIndex])
     expect(result).toEqual([
       ['body', ''],
@@ -212,13 +215,13 @@ show(part001)`
       [0, 'index'],
       ['init', ''],
       ['body', 'PipeExpression'],
-      [1, 'index'],
+      [2, 'index'],
     ])
   })
   it('finds the last line when cursor is put at the end', () => {
     const searchLn = `line([-0.21, -1.4], %)`
     const sourceIndex = code.indexOf(searchLn) + searchLn.length
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const result = getNodePathFromSourceRange(ast, [sourceIndex, sourceIndex])
     const expected = [
       ['body', ''],
@@ -227,7 +230,7 @@ show(part001)`
       [0, 'index'],
       ['init', ''],
       ['body', 'PipeExpression'],
-      [2, 'index'],
+      [3, 'index'],
     ]
     expect(result).toEqual(expected)
     // expect similar result for start of line
@@ -245,3 +248,114 @@ show(part001)`
     expect(selectWholeThing).toEqual(expected)
   })
 })
+
+describe('testing doesPipeHave', () => {
+  it('finds close', () => {
+    const exampleCode = `const length001 = 2
+const part001 = startSketchAt([-1.41, 3.46])
+  |> line({ to: [19.49, 1.16], tag: 'seg01' }, %)
+  |> angledLine([-35, length001], %)
+  |> line([-3.22, -7.36], %)
+  |> angledLine([-175, segLen('seg01', %)], %)
+  |> close(%)
+`
+    const ast = parse(exampleCode)
+    const result = doesPipeHaveCallExp({
+      calleeName: 'close',
+      ast,
+      selection: { type: 'default', range: [100, 101] },
+    })
+    expect(result).toEqual(true)
+  })
+  it('finds extrude', () => {
+    const exampleCode = `const length001 = 2
+const part001 = startSketchAt([-1.41, 3.46])
+  |> line({ to: [19.49, 1.16], tag: 'seg01' }, %)
+  |> angledLine([-35, length001], %)
+  |> line([-3.22, -7.36], %)
+  |> angledLine([-175, segLen('seg01', %)], %)
+  |> close(%)
+  |> extrude(1, %)
+`
+    const ast = parse(exampleCode)
+    const result = doesPipeHaveCallExp({
+      calleeName: 'extrude',
+      ast,
+      selection: { type: 'default', range: [100, 101] },
+    })
+    expect(result).toEqual(true)
+  })
+  it('does NOT find close', () => {
+    const exampleCode = `const length001 = 2
+const part001 = startSketchAt([-1.41, 3.46])
+  |> line({ to: [19.49, 1.16], tag: 'seg01' }, %)
+  |> angledLine([-35, length001], %)
+  |> line([-3.22, -7.36], %)
+  |> angledLine([-175, segLen('seg01', %)], %)
+`
+    const ast = parse(exampleCode)
+    const result = doesPipeHaveCallExp({
+      calleeName: 'close',
+      ast,
+      selection: { type: 'default', range: [100, 101] },
+    })
+    expect(result).toEqual(false)
+  })
+  it('returns false if not a pipe', () => {
+    const exampleCode = `const length001 = 2`
+    const ast = parse(exampleCode)
+    const result = doesPipeHaveCallExp({
+      calleeName: 'close',
+      ast,
+      selection: { type: 'default', range: [9, 10] },
+    })
+    expect(result).toEqual(false)
+  })
+})
+
+describe('testing hasExtrudeSketchGroup', () => {
+  it('find sketch group', async () => {
+    const exampleCode = `const length001 = 2
+const part001 = startSketchAt([-1.41, 3.46])
+  |> line({ to: [19.49, 1.16], tag: 'seg01' }, %)
+  |> angledLine([-35, length001], %)
+  |> line([-3.22, -7.36], %)
+  |> angledLine([-175, segLen('seg01', %)], %)`
+    const ast = parse(exampleCode)
+    const programMemory = await enginelessExecutor(ast)
+    const result = hasExtrudeSketchGroup({
+      ast,
+      selection: { type: 'default', range: [100, 101] },
+      programMemory,
+    })
+    expect(result).toEqual(true)
+  })
+  it('find extrude group', async () => {
+    const exampleCode = `const length001 = 2
+const part001 = startSketchAt([-1.41, 3.46])
+  |> line({ to: [19.49, 1.16], tag: 'seg01' }, %)
+  |> angledLine([-35, length001], %)
+  |> line([-3.22, -7.36], %)
+  |> angledLine([-175, segLen('seg01', %)], %)
+  |> extrude(1, %)`
+    const ast = parse(exampleCode)
+    const programMemory = await enginelessExecutor(ast)
+    const result = hasExtrudeSketchGroup({
+      ast,
+      selection: { type: 'default', range: [100, 101] },
+      programMemory,
+    })
+    expect(result).toEqual(true)
+  })
+  it('finds nothing', async () => {
+    const exampleCode = `const length001 = 2`
+    const ast = parse(exampleCode)
+    const programMemory = await enginelessExecutor(ast)
+    const result = hasExtrudeSketchGroup({
+      ast,
+      selection: { type: 'default', range: [10, 11] },
+      programMemory,
+    })
+    expect(result).toEqual(false)
+  })
+})

src/lang/queryAst.ts

@@ -1,4 +1,3 @@
-import { PathToNode, ProgramMemory, SketchGroup, SourceRange } from './executor'
 import { Selection, ToolTip } from '../useStore'
 import {
   BinaryExpression,
@@ -10,7 +9,12 @@ import {
   VariableDeclaration,
   ReturnStatement,
   ArrayExpression,
-} from './abstractSyntaxTreeTypes'
+  PathToNode,
+  ProgramMemory,
+  SketchGroup,
+  SourceRange,
+  PipeExpression,
+} from './wasm'
 import { createIdentifier, splitPathAtLastIndex } from './modifyAst'
 import { getSketchSegmentFromSourceRange } from './std/sketchConstraints'
 import { getAngle } from '../lib/utils'
@@ -508,3 +512,47 @@ export function isLinesParallelAndConstrained(
     }
   }
 }
+
+export function doesPipeHaveCallExp({
+  ast,
+  selection,
+  calleeName,
+}: {
+  calleeName: string
+  ast: Program
+  selection: Selection
+}): boolean {
+  const pathToNode = getNodePathFromSourceRange(ast, selection.range)
+  const pipeExpression = getNodeFromPath<PipeExpression>(
+    ast,
+    pathToNode,
+    'PipeExpression'
+  ).node
+  if (pipeExpression.type !== 'PipeExpression') return false
+  return pipeExpression.body.some(
+    (expression) =>
+      expression.type === 'CallExpression' &&
+      expression.callee.name === calleeName
+  )
+}
+
+export function hasExtrudeSketchGroup({
+  ast,
+  selection,
+  programMemory,
+}: {
+  ast: Program
+  selection: Selection
+  programMemory: ProgramMemory
+}): boolean {
+  const pathToNode = getNodePathFromSourceRange(ast, selection.range)
+  const varDec = getNodeFromPath<VariableDeclaration>(
+    ast,
+    pathToNode,
+    'VariableDeclaration'
+  ).node
+  if (varDec.type !== 'VariableDeclaration') return false
+  const varName = varDec.declarations[0].id.name
+  const varValue = programMemory?.root[varName]
+  return varValue?.type === 'ExtrudeGroup' || varValue?.type === 'SketchGroup'
+}

src/lang/recast.test.ts

@@ -1,8 +1,5 @@
-import { recast } from './recast'
-import { parser_wasm } from './abstractSyntaxTree'
-import { Program } from './abstractSyntaxTreeTypes'
+import { parse, Program, recast, initPromise } from './wasm'
 import fs from 'node:fs'
-import { initPromise } from './rust'
 
 beforeAll(() => initPromise)
 
@@ -366,6 +363,6 @@ describe('it recasts binary expression using brackets where needed', () => {
 // helpers
 
 function code2ast(code: string): { ast: Program } {
-  const ast = parser_wasm(code)
+  const ast = parse(code)
   return { ast }
 }

src/lang/recast.ts

@@ -1,13 +0,0 @@
-import { Program } from './abstractSyntaxTreeTypes'
-import { recast_wasm } from '../wasm-lib/pkg/wasm_lib'
-
-export const recast = (ast: Program): string => {
-  try {
-    const s: string = recast_wasm(JSON.stringify(ast))
-    return s
-  } catch (e) {
-    // TODO: do something real with the error.
-    console.log('recast', e)
-    throw e
-  }
-}

src/lang/rust.ts

@@ -1,20 +0,0 @@
-import init from '../wasm-lib/pkg/wasm_lib'
-
-const initialise = async () => {
-  const baseUrl =
-    typeof window === 'undefined'
-      ? 'http://127.0.0.1:3000'
-      : window.location.origin.includes('tauri://localhost')
-      ? 'tauri://localhost'
-      : window.location.origin.includes('localhost')
-      ? 'http://localhost:3000'
-      : window.location.origin && window.location.origin !== 'null'
-      ? window.location.origin
-      : 'http://localhost:3000'
-  const fullUrl = baseUrl + '/wasm_lib_bg.wasm'
-  const input = await fetch(fullUrl)
-  const buffer = await input.arrayBuffer()
-  return init(buffer)
-}
-
-export const initPromise = initialise()

src/lang/std/engineConnection.ts

@@ -1,4 +1,9 @@
-import { ProgramMemory, SourceRange } from 'lang/executor'
+import {
+  ProgramMemory,
+  SourceRange,
+  Program,
+  VariableDeclarator,
+} from 'lang/wasm'
 import { Selections } from 'useStore'
 import { VITE_KC_API_WS_MODELING_URL, VITE_KC_CONNECTION_TIMEOUT_MS } from 'env'
 import { Models } from '@kittycad/lib'
@@ -6,7 +11,7 @@ import { exportSave } from 'lib/exportSave'
 import { v4 as uuidv4 } from 'uuid'
 import * as Sentry from '@sentry/react'
 import { getNodeFromPath, getNodePathFromSourceRange } from 'lang/queryAst'
-import { Program, VariableDeclarator } from 'lang/abstractSyntaxTreeTypes'
+import { DefaultPlanes } from 'wasm-lib/kcl/bindings/DefaultPlanes'
 
 let lastMessage = ''
 
@@ -282,14 +287,18 @@ export class EngineConnection {
       const message: Models['WebSocketResponse_type'] = JSON.parse(event.data)
 
       if (!message.success) {
+        const errorsString = message?.errors
+          ?.map((error) => {
+            return `  - ${error.error_code}: ${error.message}`
+          })
+          .join('\n')
         if (message.request_id) {
-          console.error(`Error in response to request ${message.request_id}:`)
+          console.error(
+            `Error in response to request ${message.request_id}:\n${errorsString}`
+          )
         } else {
-          console.error(`Error from server:`)
+          console.error(`Error from server:\n${errorsString}`)
         }
-        message?.errors?.forEach((error) => {
-          console.error(` - ${error.error_code}: ${error.message}`)
-        })
         return
       }
 
@@ -356,6 +365,11 @@ export class EngineConnection {
             if (this.shouldTrace()) {
               iceSpan.resolve?.()
             }
+          } else if (this.pc?.iceConnectionState === 'failed') {
+            // failed is a terminal state; let's explicitly kill the
+            // connection to the server at this point.
+            console.log('failed to negotiate ice connection; restarting')
+            this.close()
           }
         })
 
@@ -487,9 +501,11 @@ export class EngineConnection {
 
         this.onDataChannelOpen(this)
 
-        this.onEngineConnectionOpen(this)
         this.ready = true
         this.connecting = false
+        // Do this after we set the connection is ready to avoid errors when
+        // we try to send messages before the connection is ready.
+        this.onEngineConnectionOpen(this)
       })
 
       this.unreliableDataChannel.addEventListener('close', (event) => {
@@ -582,8 +598,14 @@ export class EngineCommandManager {
   outSequence = 1
   inSequence = 1
   engineConnection?: EngineConnection
-  waitForReady: Promise<void> = new Promise(() => {})
+  defaultPlanes: DefaultPlanes = { xy: '', yz: '', xz: '' }
+  // Folks should realize that wait for ready does not get called _everytime_
+  // the connection resets and restarts, it only gets called the first time.
+  // Be careful what you put here.
   private resolveReady = () => {}
+  waitForReady: Promise<void> = new Promise((resolve) => {
+    this.resolveReady = resolve
+  })
 
   subscriptions: {
     [event: string]: {
@@ -595,22 +617,36 @@ export class EngineCommandManager {
       [localUnsubscribeId: string]: (a: any) => void
     }
   } = {} as any
-  constructor({
+
+  constructor() {
+    this.engineConnection = undefined
+  }
+
+  start({
     setMediaStream,
     setIsStreamReady,
     width,
     height,
+    executeCode,
     token,
   }: {
     setMediaStream: (stream: MediaStream) => void
     setIsStreamReady: (isStreamReady: boolean) => void
     width: number
     height: number
+    executeCode: (code?: string, force?: boolean) => void
     token?: string
   }) {
-    this.waitForReady = new Promise((resolve) => {
-      this.resolveReady = resolve
-    })
+    if (width === 0 || height === 0) {
+      return
+    }
+
+    // If we already have an engine connection, just need to resize the stream.
+    if (this.engineConnection) {
+      this.handleResize({ streamWidth: width, streamHeight: height })
+      return
+    }
+
     const url = `${VITE_KC_API_WS_MODELING_URL}?video_res_width=${width}&video_res_height=${height}`
     this.engineConnection = new EngineConnection({
       url,
@@ -618,6 +654,35 @@ export class EngineCommandManager {
       onEngineConnectionOpen: () => {
         this.resolveReady()
         setIsStreamReady(true)
+
+        // Make the axis gizmo.
+        // We do this after the connection opened to avoid a race condition.
+        // Connected opened is the last thing that happens when the stream
+        // is ready.
+        // We also do this here because we want to ensure we create the gizmo
+        // and execute the code everytime the stream is restarted.
+        const gizmoId = uuidv4()
+        this.sendSceneCommand({
+          type: 'modeling_cmd_req',
+          cmd_id: gizmoId,
+          cmd: {
+            type: 'make_axes_gizmo',
+            clobber: false,
+            // If true, axes gizmo will be placed in the corner of the screen.
+            // If false, it will be placed at the origin of the scene.
+            gizmo_mode: true,
+          },
+        })
+
+        // Inisialize the planes.
+        this.initPlanes().then(() => {
+          // We execute the code here to make sure if the stream was to
+          // restart in a session, we want to make sure to execute the code.
+          // We force it to re-execute the code because we want to make sure
+          // the code is executed everytime the stream is restarted.
+          // We pass undefined for the code so it reads from the current state.
+          executeCode(undefined, true)
+        })
       },
       onClose: () => {
         setIsStreamReady(false)
@@ -668,7 +733,11 @@ export class EngineCommandManager {
               message.request_id
             ) {
               this.handleModelingCommand(message.resp, message.request_id)
-            } else if (!message.success && message.request_id) {
+            } else if (
+              !message.success &&
+              message.request_id &&
+              this.artifactMap[message.request_id]
+            ) {
               this.handleFailedModelingCommand(message)
             }
           }
@@ -689,6 +758,30 @@ export class EngineCommandManager {
 
     this.engineConnection?.connect()
   }
+  handleResize({
+    streamWidth,
+    streamHeight,
+  }: {
+    streamWidth: number
+    streamHeight: number
+  }) {
+    console.log('handleResize', streamWidth, streamHeight)
+    if (!this.engineConnection?.isReady()) {
+      return
+    }
+
+    const resizeCmd: EngineCommand = {
+      type: 'modeling_cmd_req',
+      cmd_id: uuidv4(),
+      cmd: {
+        type: 'reconfigure_stream',
+        width: streamWidth,
+        height: streamHeight,
+        fps: 60,
+      },
+    }
+    this.engineConnection?.send(resizeCmd)
+  }
   handleModelingCommand(message: WebSocketResponse, id: string) {
     if (message.type !== 'modeling') {
       return
@@ -854,6 +947,14 @@ export class EngineCommandManager {
     })
   }
   sendSceneCommand(command: EngineCommand): Promise<any> {
+    if (this.engineConnection === undefined) {
+      return Promise.resolve()
+    }
+
+    if (!this.engineConnection?.isReady()) {
+      return Promise.resolve()
+    }
+
     if (
       command.type === 'modeling_cmd_req' &&
       command.cmd.type !== lastMessage
@@ -861,9 +962,6 @@ export class EngineCommandManager {
       console.log('sending command', command.cmd.type)
       lastMessage = command.cmd.type
     }
-    if (!this.engineConnection?.isReady()) {
-      return Promise.resolve()
-    }
     if (command.type !== 'modeling_cmd_req') return Promise.resolve()
     const cmd = command.cmd
     if (
@@ -905,6 +1003,9 @@ export class EngineCommandManager {
     range: SourceRange
     command: EngineCommand | string
   }): Promise<any> {
+    if (this.engineConnection === undefined) {
+      return Promise.resolve()
+    }
     this.sourceRangeMap[id] = range
 
     if (!this.engineConnection?.isReady()) {
@@ -950,6 +1051,9 @@ export class EngineCommandManager {
     rangeStr: string,
     commandStr: string
   ): Promise<any> {
+    if (this.engineConnection === undefined) {
+      return Promise.resolve()
+    }
     if (id === undefined) {
       throw new Error('id is undefined')
     }
@@ -1000,6 +1104,9 @@ export class EngineCommandManager {
     }
   }
   private async fixIdMappings(ast: Program, programMemory: ProgramMemory) {
+    if (this.engineConnection === undefined) {
+      return
+    }
     /* This is a temporary solution since the cmd_ids that are sent through when
     sending 'extend_path' ids are not used as the segment ids.
 
@@ -1078,4 +1185,95 @@ export class EngineCommandManager {
       }
     })
   }
+  private async initPlanes() {
+    const [xy, yz, xz] = [
+      await this.createPlane({
+        x_axis: { x: 1, y: 0, z: 0 },
+        y_axis: { x: 0, y: 1, z: 0 },
+        color: { r: 0.7, g: 0.28, b: 0.28, a: 0.4 },
+      }),
+      await this.createPlane({
+        x_axis: { x: 0, y: 1, z: 0 },
+        y_axis: { x: 0, y: 0, z: 1 },
+        color: { r: 0.28, g: 0.7, b: 0.28, a: 0.4 },
+      }),
+      await this.createPlane({
+        x_axis: { x: 1, y: 0, z: 0 },
+        y_axis: { x: 0, y: 0, z: 1 },
+        color: { r: 0.28, g: 0.28, b: 0.7, a: 0.4 },
+      }),
+    ]
+    this.defaultPlanes = { xy, yz, xz }
+
+    this.subscribeTo({
+      event: 'select_with_point',
+      callback: ({ data }) => {
+        if (!data?.entity_id) return
+        if (
+          ![
+            this.defaultPlanes.xy,
+            this.defaultPlanes.yz,
+            this.defaultPlanes.xz,
+          ].includes(data.entity_id)
+        )
+          return
+        this.onPlaneSelectCallback(data.entity_id)
+      },
+    })
+  }
+
+  onPlaneSelectCallback = (id: string) => {}
+  onPlaneSelected(callback: (id: string) => void) {
+    this.onPlaneSelectCallback = callback
+  }
+
+  async setPlaneHidden(id: string, hidden: boolean): Promise<string> {
+    return await this.sendSceneCommand({
+      type: 'modeling_cmd_req',
+      cmd_id: uuidv4(),
+      cmd: {
+        type: 'object_visible',
+        object_id: id,
+        hidden: hidden,
+      },
+    })
+  }
+
+  private async createPlane({
+    x_axis,
+    y_axis,
+    color,
+  }: {
+    x_axis: Models['Point3d_type']
+    y_axis: Models['Point3d_type']
+    color: Models['Color_type']
+  }): Promise<string> {
+    const planeId = uuidv4()
+    await this.sendSceneCommand({
+      type: 'modeling_cmd_req',
+      cmd: {
+        type: 'make_plane',
+        size: 60,
+        origin: { x: 0, y: 0, z: 0 },
+        x_axis,
+        y_axis,
+        clobber: false,
+        hide: true,
+      },
+      cmd_id: planeId,
+    })
+    await this.sendSceneCommand({
+      type: 'modeling_cmd_req',
+      cmd: {
+        type: 'plane_set_color',
+        plane_id: planeId,
+        color,
+      },
+      cmd_id: uuidv4(),
+    })
+    await this.setPlaneHidden(planeId, true)
+    return planeId
+  }
 }
+
+export const engineCommandManager = new EngineCommandManager()

src/lang/std/sketch.test.ts

@@ -6,13 +6,9 @@ import {
   getXComponent,
   addCloseToPipe,
 } from './sketch'
-import { parser_wasm } from '../abstractSyntaxTree'
+import { parse, recast, initPromise } from '../wasm'
 import { getNodePathFromSourceRange } from '../queryAst'
-import { recast } from '../recast'
 import { enginelessExecutor } from '../../lib/testHelpers'
-import { initPromise } from '../rust'
-
-beforeAll(() => initPromise)
 
 const eachQuad: [number, [number, number]][] = [
   [-315, [1, 1]],
@@ -29,6 +25,8 @@ const eachQuad: [number, [number, number]][] = [
   [675, [1, -1]],
 ]
 
+beforeAll(() => initPromise)
+
 describe('testing getYComponent', () => {
   it('should return the vertical component of a vector correctly when given angles in each quadrant (and with angles < 0, or > 360)', () => {
     const expected: [number, number][] = []
@@ -98,7 +96,8 @@ describe('testing changeSketchArguments', () => {
   const lineAfterChange = 'lineTo([2, 3], %)'
   test('changeSketchArguments', async () => {
     // Enable rotations #152
-    const genCode = (line: string) => `const mySketch001 = startSketchAt([0, 0])
+    const genCode = (line: string) => `const mySketch001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> ${line}
   |> lineTo([0.46, -5.82], %)
 // |> rx(45, %)
@@ -106,7 +105,7 @@ show(mySketch001)
 `
     const code = genCode(lineToChange)
     const expectedCode = genCode(lineAfterChange)
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const sourceStart = code.indexOf(lineToChange)
     const { modifiedAst } = changeSketchArguments(
@@ -114,20 +113,6 @@ show(mySketch001)
       programMemory,
       [sourceStart, sourceStart + lineToChange.length],
       [2, 3],
-      {
-        mode: 'sketch',
-        sketchMode: 'sketchEdit',
-        pathId: '',
-        rotation: [0, 0, 0, 1],
-        position: [0, 0, 0],
-        pathToNode: [
-          ['body', ''],
-          [0, 'index'],
-          ['declarations', 'VariableDeclaration'],
-          [0, 'index'],
-          ['init', 'VariableDeclarator'],
-        ],
-      },
       [0, 0]
     )
     expect(recast(modifiedAst)).toBe(expectedCode)
@@ -139,15 +124,16 @@ describe('testing addNewSketchLn', () => {
   test('addNewSketchLn', async () => {
     // Enable rotations #152
     const code = `
-const mySketch001 = startSketchAt([0, 0])
+const mySketch001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   // |> rx(45, %)
   |> lineTo([-1.59, -1.54], %)
   |> lineTo([0.46, -5.82], %)
 show(mySketch001)`
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const sourceStart = code.indexOf(lineToChange)
-    expect(sourceStart).toBe(66)
+    expect(sourceStart).toBe(95)
     let { modifiedAst } = addNewSketchLn({
       node: ast,
       programMemory,
@@ -162,7 +148,8 @@ show(mySketch001)`
       ],
     })
     // Enable rotations #152
-    let expectedCode = `const mySketch001 = startSketchAt([0, 0])
+    let expectedCode = `const mySketch001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   // |> rx(45, %)
   |> lineTo([-1.59, -1.54], %)
   |> lineTo([0.46, -5.82], %)
@@ -183,7 +170,8 @@ show(mySketch001)
       ],
     })
 
-    expectedCode = `const mySketch001 = startSketchAt([0, 0])
+    expectedCode = `const mySketch001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   // |> rx(45, %)
   |> lineTo([-1.59, -1.54], %)
   |> lineTo([0.46, -5.82], %)
@@ -198,14 +186,15 @@ describe('testing addTagForSketchOnFace', () => {
   it('needs to be in it', async () => {
     const originalLine = 'lineTo([-1.59, -1.54], %)'
     // Enable rotations #152
-    const genCode = (line: string) => `const mySketch001 = startSketchAt([0, 0])
+    const genCode = (line: string) => `const mySketch001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   // |> rx(45, %)
   |> ${line}
   |> lineTo([0.46, -5.82], %)
 show(mySketch001)
 `
     const code = genCode(originalLine)
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const programMemory = await enginelessExecutor(ast)
     const sourceStart = code.indexOf(originalLine)
     const sourceRange: [number, number] = [

src/lang/std/sketch.ts

@@ -4,9 +4,6 @@ import {
   SketchGroup,
   SourceRange,
   PathToNode,
-  MemoryItem,
-} from '../executor'
-import {
   Program,
   PipeExpression,
   CallExpression,
@@ -14,14 +11,14 @@ import {
   Value,
   Literal,
   VariableDeclaration,
-} from '../abstractSyntaxTreeTypes'
+} from '../wasm'
 import {
   getNodeFromPath,
   getNodeFromPathCurry,
   getNodePathFromSourceRange,
 } from '../queryAst'
 import { isLiteralArrayOrStatic } from './sketchcombos'
-import { GuiModes, toolTips, ToolTip } from '../../useStore'
+import { toolTips, ToolTip } from '../../useStore'
 import { createPipeExpression, splitPathAtPipeExpression } from '../modifyAst'
 import { generateUuidFromHashSeed } from '../../lib/uuid'
 
@@ -38,7 +35,6 @@ import {
   findUniqueName,
 } from '../modifyAst'
 import { roundOff, getLength, getAngle } from '../../lib/utils'
-import { getSketchSegmentFromSourceRange } from './sketchConstraints'
 import { perpendicularDistance } from 'sketch-helpers'
 
 export type Coords2d = [number, number]
@@ -912,7 +908,6 @@ export function changeSketchArguments(
   programMemory: ProgramMemory,
   sourceRange: SourceRange,
   args: [number, number],
-  guiMode: GuiModes,
   from: [number, number]
 ): { modifiedAst: Program } {
   const _node = { ...node }
@@ -921,7 +916,6 @@ export function changeSketchArguments(
     _node,
     thePath
   )
-  if (guiMode.mode !== 'sketch') throw new Error('not in sketch mode')
 
   if (callExpression?.callee?.name in sketchLineHelperMap) {
     const { updateArgs } = sketchLineHelperMap[callExpression.callee.name]

src/lang/std/sketchConstraints.test.ts

@@ -1,12 +1,9 @@
-import { parser_wasm } from '../abstractSyntaxTree'
-import { SketchGroup } from '../executor'
+import { parse, SketchGroup, recast, initPromise } from '../wasm'
 import {
   ConstraintType,
   getTransformInfos,
   transformAstSketchLines,
 } from './sketchcombos'
-import { recast } from '../recast'
-import { initPromise } from '../rust'
 import { getSketchSegmentFromSourceRange } from './sketchConstraints'
 import { Selection } from '../../useStore'
 import { enginelessExecutor } from '../../lib/testHelpers'
@@ -31,7 +28,7 @@ async function testingSwapSketchFnCall({
     type: 'default',
     range: [startIndex, startIndex + callToSwap.length],
   }
-  const ast = parser_wasm(inputCode)
+  const ast = parse(inputCode)
   const programMemory = await enginelessExecutor(ast)
   const selections = {
     codeBasedSelections: [range],
@@ -55,7 +52,8 @@ async function testingSwapSketchFnCall({
 
 describe('testing swaping out sketch calls with xLine/xLineTo', () => {
   const bigExampleArr = [
-    `const part001 = startSketchAt([0, 0])`,
+    `const part001 = startSketchOn('XY')`,
+    `  |> startProfileAt([0, 0], %)`,
     `  |> lineTo({ to: [1, 1], tag: 'abc1' }, %)`,
     `  |> line({ to: [-2.04, -0.7], tag: 'abc2' }, %)`,
     `  |> angledLine({`,
@@ -280,7 +278,8 @@ describe('testing swaping out sketch calls with xLine/xLineTo while keeping vari
     `const angledLineOfYLengthY = 0.89`,
     `const angledLineToXx = -1.86`,
     `const angledLineToYy = -0.76`,
-    `const part001 = startSketchAt([0, 0])`,
+    `const part001 = startSketchOn('XY')`,
+    `  |> startProfileAt([0, 0], %)`,
     // `  |> rx(90, %)`,
     `  |> lineTo([1, 1], %)`,
     `  |> line([lineX, 2.13], %)`,
@@ -374,14 +373,15 @@ describe('testing swaping out sketch calls with xLine/xLineTo while keeping vari
 
 describe('testing getSketchSegmentIndexFromSourceRange', () => {
   const code = `
-const part001 = startSketchAt([0, 0.04]) // segment-in-start
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0.04], %) // segment-in-start
   |> line([0, 0.4], %)
   |> xLine(3.48, %)
   |> line([2.14, 1.35], %) // normal-segment
   |> xLine(3.54, %)
 show(part001)`
   it('normal case works', async () => {
-    const programMemory = await enginelessExecutor(parser_wasm(code))
+    const programMemory = await enginelessExecutor(parse(code))
     const index = code.indexOf('// normal-segment') - 7
     const { __geoMeta, ...segment } = getSketchSegmentFromSourceRange(
       programMemory.root['part001'] as SketchGroup,
@@ -395,7 +395,7 @@ show(part001)`
     })
   })
   it('verify it works when the segment is in the `start` property', async () => {
-    const programMemory = await enginelessExecutor(parser_wasm(code))
+    const programMemory = await enginelessExecutor(parse(code))
     const index = code.indexOf('// segment-in-start') - 7
     const { __geoMeta, ...segment } = getSketchSegmentFromSourceRange(
       programMemory.root['part001'] as SketchGroup,

src/lang/std/sketchConstraints.ts

@@ -3,8 +3,10 @@ import {
   Program,
   VariableDeclarator,
   CallExpression,
-} from '../abstractSyntaxTreeTypes'
-import { SketchGroup, SourceRange, Path } from '../executor'
+  SketchGroup,
+  SourceRange,
+  Path,
+} from '../wasm'
 
 export function getSketchSegmentFromSourceRange(
   sketchGroup: SketchGroup,

src/lang/std/sketchcombos.test.ts

@@ -1,5 +1,4 @@
-import { parser_wasm } from '../abstractSyntaxTree'
-import { Value } from '../abstractSyntaxTreeTypes'
+import { parse, Value, recast, initPromise } from '../wasm'
 import {
   getConstraintType,
   getTransformInfos,
@@ -8,10 +7,8 @@ import {
   ConstraintType,
   getConstraintLevelFromSourceRange,
 } from './sketchcombos'
-import { initPromise } from '../rust'
 import { Selections, ToolTip } from '../../useStore'
 import { enginelessExecutor } from '../../lib/testHelpers'
-import { recast } from '../../lang/recast'
 
 beforeAll(() => initPromise)
 
@@ -63,7 +60,7 @@ describe('testing getConstraintType', () => {
 function getConstraintTypeFromSourceHelper(
   code: string
 ): ReturnType<typeof getConstraintType> {
-  const ast = parser_wasm(code)
+  const ast = parse(code)
   const args = (ast.body[0] as any).expression.arguments[0].elements as [
     Value,
     Value
@@ -74,7 +71,7 @@ function getConstraintTypeFromSourceHelper(
 function getConstraintTypeFromSourceHelper2(
   code: string
 ): ReturnType<typeof getConstraintType> {
-  const ast = parser_wasm(code)
+  const ast = parse(code)
   const arg = (ast.body[0] as any).expression.arguments[0] as Value
   const fnName = (ast.body[0] as any).expression.callee.name as ToolTip
   return getConstraintType(arg, fnName)
@@ -95,7 +92,8 @@ const myVar2 = 5
 const myVar3 = 6
 const myAng = 40
 const myAng2 = 134
-const part001 = startSketchAt([0, 0])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> line([1, 3.82], %) // ln-should-get-tag
   |> lineTo([myVar, 1], %) // ln-lineTo-xAbsolute should use angleToMatchLengthX helper
   |> lineTo([1, myVar], %) // ln-lineTo-yAbsolute should use angleToMatchLengthY helper
@@ -131,7 +129,8 @@ const myVar2 = 5
 const myVar3 = 6
 const myAng = 40
 const myAng2 = 134
-const part001 = startSketchAt([0, 0])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> line({ to: [1, 3.82], tag: 'seg01' }, %) // ln-should-get-tag
   |> angledLineToX([
        -angleToMatchLengthX('seg01', myVar, %),
@@ -199,7 +198,7 @@ const part001 = startSketchAt([0, 0])
 show(part001)
 `
   it('should transform the ast', async () => {
-    const ast = parser_wasm(inputScript)
+    const ast = parse(inputScript)
     const selectionRanges: Selections['codeBasedSelections'] = inputScript
       .split('\n')
       .filter((ln) => ln.includes('//'))
@@ -234,7 +233,8 @@ describe('testing transformAstForSketchLines for vertical and horizontal constra
   const inputScript = `const myVar = 2
 const myVar2 = 12
 const myVar3 = -10
-const part001 = startSketchAt([0, 0])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo([1, 1], %)
   |> line([-6.28, 1.4], %) // select for horizontal constraint 1
   |> line([-1.07, myVar], %) // select for vertical constraint 1
@@ -262,7 +262,8 @@ show(part001)
     const expectModifiedScript = `const myVar = 2
 const myVar2 = 12
 const myVar3 = -10
-const part001 = startSketchAt([0, 0])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo([1, 1], %)
   |> xLine(-6.28, %) // select for horizontal constraint 1
   |> line([-1.07, myVar], %) // select for vertical constraint 1
@@ -286,7 +287,7 @@ const part001 = startSketchAt([0, 0])
   |> angledLineToY([301, myVar], %) // select for vertical constraint 10
 show(part001)
 `
-    const ast = parser_wasm(inputScript)
+    const ast = parse(inputScript)
     const selectionRanges: Selections['codeBasedSelections'] = inputScript
       .split('\n')
       .filter((ln) => ln.includes('// select for horizontal constraint'))
@@ -320,7 +321,8 @@ show(part001)
     const expectModifiedScript = `const myVar = 2
 const myVar2 = 12
 const myVar3 = -10
-const part001 = startSketchAt([0, 0])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo([1, 1], %)
   |> line([-6.28, 1.4], %) // select for horizontal constraint 1
   |> yLine(myVar, %) // select for vertical constraint 1
@@ -344,7 +346,7 @@ const part001 = startSketchAt([0, 0])
   |> yLineTo(myVar, %) // select for vertical constraint 10
 show(part001)
 `
-    const ast = parser_wasm(inputScript)
+    const ast = parse(inputScript)
     const selectionRanges: Selections['codeBasedSelections'] = inputScript
       .split('\n')
       .filter((ln) => ln.includes('// select for vertical constraint'))
@@ -379,7 +381,8 @@ show(part001)
 describe('testing transformAstForSketchLines for vertical and horizontal distance constraints', () => {
   describe('testing setHorzDistance for line', () => {
     const inputScript = `const myVar = 1
-const part001 = startSketchAt([0, 0])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> line([0.31, 1.67], %) // base selection
   |> line([0.45, 1.46], %)
   |> line([0.45, 1.46], %) // free
@@ -435,7 +438,7 @@ async function helperThing(
   linesOfInterest: string[],
   constraint: ConstraintType
 ): Promise<string> {
-  const ast = parser_wasm(inputScript)
+  const ast = parse(inputScript)
   const selectionRanges: Selections['codeBasedSelections'] = inputScript
     .split('\n')
     .filter((ln) =>
@@ -480,7 +483,8 @@ const baseThickHalf = baseThick / 2
 const halfHeight = totalHeight / 2
 const halfArmAngle = armAngle / 2
 
-const part001 = startSketchAt([-0.01, -0.05])
+const part001 = startSketchOn('XY')
+  |> startProfileAt([-0.01, -0.05], %)
   |> line([0.01, 0.94 + 0], %) // partial
   |> xLine(3.03, %) // partial
   |> angledLine({
@@ -498,7 +502,7 @@ const part001 = startSketchAt([-0.01, -0.05])
   |> xLine(-3.43 + 0, %) // full
   |> angledLineOfXLength([243 + 0, 1.2 + 0], %) // full
 show(part001)`
-    const ast = parser_wasm(code)
+    const ast = parse(code)
     const constraintLevels: ReturnType<
       typeof getConstraintLevelFromSourceRange
     >[] = ['full', 'partial', 'free']

src/lang/std/sketchcombos.ts

@@ -6,7 +6,9 @@ import {
   Value,
   BinaryPart,
   VariableDeclarator,
-} from '../abstractSyntaxTreeTypes'
+  PathToNode,
+  ProgramMemory,
+} from '../wasm'
 import {
   getNodeFromPath,
   getNodeFromPathCurry,
@@ -25,10 +27,8 @@ import {
   giveSketchFnCallTag,
 } from '../modifyAst'
 import { createFirstArg, getFirstArg, replaceSketchLine } from './sketch'
-import { PathToNode, ProgramMemory } from '../executor'
 import { getSketchSegmentFromSourceRange } from './sketchConstraints'
 import { getAngle, roundOff, normaliseAngle } from '../../lib/utils'
-import { MemoryItem } from 'wasm-lib/kcl/bindings/MemoryItem'
 
 type LineInputsType =
   | 'xAbsolute'
@@ -1279,7 +1279,7 @@ export function getTransformInfos(
     }) as TransformInfo[]
     return theTransforms
   } catch (error) {
-    console.log(error)
+    console.log('error', error)
     return []
   }
 }
@@ -1306,7 +1306,7 @@ export function getRemoveConstraintsTransforms(
   return theTransforms
 }
 
-type PathToNodeMap = { [key: number]: PathToNode }
+export type PathToNodeMap = { [key: number]: PathToNode }
 
 export function transformSecondarySketchLinesTagFirst({
   ast,

src/lang/std/std.test.ts

@@ -1,12 +1,12 @@
-import { parser_wasm } from '../abstractSyntaxTree'
+import { parse, initPromise } from '../wasm'
 import { enginelessExecutor } from '../../lib/testHelpers'
-import { initPromise } from '../rust'
 
 beforeAll(() => initPromise)
 
 describe('testing angledLineThatIntersects', () => {
   it('angledLineThatIntersects should intersect with another line', async () => {
-    const code = (offset: string) => `const part001 = startSketchAt([0, 0])
+    const code = (offset: string) => `const part001 = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
   |> lineTo({to:[2, 2], tag: "yo"}, %)
   |> lineTo([3, 1], %)
   |> angledLineThatIntersects({
@@ -17,9 +17,9 @@ describe('testing angledLineThatIntersects', () => {
 }, %)
 const intersect = segEndX('yo2', part001)
 show(part001)`
-    const { root } = await enginelessExecutor(parser_wasm(code('-1')))
+    const { root } = await enginelessExecutor(parse(code('-1')))
     expect(root.intersect.value).toBe(1 + Math.sqrt(2))
-    const { root: noOffset } = await enginelessExecutor(parser_wasm(code('0')))
+    const { root: noOffset } = await enginelessExecutor(parse(code('0')))
     expect(noOffset.intersect.value).toBeCloseTo(1)
   })
 })

src/lang/std/stdTypes.ts

@@ -1,7 +1,12 @@
-import { ProgramMemory, Path, SourceRange } from '../executor'
-import { Program, Value } from '../abstractSyntaxTreeTypes'
+import {
+  ProgramMemory,
+  Path,
+  SourceRange,
+  Program,
+  Value,
+  PathToNode,
+} from '../wasm'
 import { ToolTip } from '../../useStore'
-import { PathToNode } from '../executor'
 import { EngineCommandManager } from './engineConnection'
 
 export interface InternalFirstArg {

src/lang/tokeniser.test.ts

@@ -1,5 +1,4 @@
-import { lexer, asyncLexer } from './tokeniser'
-import { initPromise } from './rust'
+import { lexer, initPromise } from './wasm'
 
 beforeAll(() => initPromise)
 
@@ -10,9 +9,9 @@ describe('testing lexer', () => {
     const code3 = `const yo = 45 /* this is a comment
 const ya = 6 */
 const yi=45`
-    expect(await asyncLexer(code)).toEqual(lexer(code))
-    expect(await asyncLexer(code2)).toEqual(lexer(code2))
-    expect(await asyncLexer(code3)).toEqual(lexer(code3))
+    expect(lexer(code)).toEqual(lexer(code))
+    expect(lexer(code2)).toEqual(lexer(code2))
+    expect(lexer(code3)).toEqual(lexer(code3))
   })
   it('test lexer', () => {
     expect(stringSummaryLexer('1  + 2')).toEqual([

src/lang/tokeniser.ts

@@ -1,28 +0,0 @@
-import { lexer_js } from '../wasm-lib/pkg/wasm_lib'
-import { initPromise } from './rust'
-import { Token } from '../wasm-lib/kcl/bindings/Token'
-
-export type { Token } from '../wasm-lib/kcl/bindings/Token'
-
-export async function asyncLexer(str: string): Promise<Token[]> {
-  await initPromise
-  try {
-    const tokens: Token[] = lexer_js(str)
-    return tokens
-  } catch (e) {
-    // TODO: do something real with the error.
-    console.log('lexer', e)
-    throw e
-  }
-}
-
-export function lexer(str: string): Token[] {
-  try {
-    const tokens: Token[] = lexer_js(str)
-    return tokens
-  } catch (e) {
-    // TODO: do something real with the error.
-    console.log('lexer', e)
-    throw e
-  }
-}

src/lang/util.ts

@@ -1,30 +1,29 @@
 import { Selections, StoreState } from '../useStore'
-import { Program } from './abstractSyntaxTreeTypes'
-import { PathToNode } from './executor'
+import { Program, PathToNode } from './wasm'
 import { getNodeFromPath } from './queryAst'
+import { ArtifactMap } from './std/engineConnection'
+import { isOverlap } from 'lib/utils'
 
-export function updateCursors(
-  setCursor: StoreState['setCursor'],
-  selectionRanges: Selections,
+export function pathMapToSelections(
+  ast: Program,
+  prevSelections: Selections,
   pathToNodeMap: { [key: number]: PathToNode }
-): (newAst: Program) => void {
-  return (newAst: Program) => {
-    const newSelections: Selections = {
-      ...selectionRanges,
-      codeBasedSelections: [],
-    }
-    Object.entries(pathToNodeMap).forEach(([index, path]) => {
-      const node = getNodeFromPath(newAst, path).node as any
-      const type = selectionRanges.codeBasedSelections[Number(index)].type
-      if (node) {
-        newSelections.codeBasedSelections.push({
-          range: [node.start, node.end],
-          type: type || 'default',
-        })
-      }
-    })
-    setCursor(newSelections)
+): Selections {
+  const newSelections: Selections = {
+    ...prevSelections,
+    codeBasedSelections: [],
   }
+  Object.entries(pathToNodeMap).forEach(([index, path]) => {
+    const node = getNodeFromPath(ast, path).node as any
+    const type = prevSelections.codeBasedSelections[Number(index)].type
+    if (node) {
+      newSelections.codeBasedSelections.push({
+        range: [node.start, node.end],
+        type: type || 'default',
+      })
+    }
+  })
+  return newSelections
 }
 
 export function isReducedMotion(): boolean {
@@ -35,3 +34,27 @@ export function isReducedMotion(): boolean {
     window.matchMedia('(prefers-reduced-motion)').matches
   )
 }
+
+export function isCursorInSketchCommandRange(
+  artifactMap: ArtifactMap,
+  selectionRanges: Selections
+): string | false {
+  const overlapingEntries: [string, ArtifactMap[string]][] = Object.entries(
+    artifactMap
+  ).filter(([id, artifact]: [string, ArtifactMap[string]]) =>
+    selectionRanges.codeBasedSelections.some(
+      (selection) =>
+        Array.isArray(selection?.range) &&
+        Array.isArray(artifact?.range) &&
+        isOverlap(selection.range, artifact.range) &&
+        (artifact.commandType === 'start_path' ||
+          artifact.commandType === 'extend_path' ||
+          artifact.commandType === 'close_path')
+    )
+  )
+  return overlapingEntries.length && overlapingEntries[0][1].parentId
+    ? overlapingEntries[0][1].parentId
+    : overlapingEntries.find(
+        ([, artifact]) => artifact.commandType === 'start_path'
+      )?.[0] || false
+}

src/lang/wasm.ts

@@ -0,0 +1,222 @@
+import init, {
+  parse_wasm,
+  recast_wasm,
+  execute_wasm,
+  lexer_wasm,
+  modify_ast_for_sketch_wasm,
+} from '../wasm-lib/pkg/wasm_lib'
+import { KCLError } from './errors'
+import { KclError as RustKclError } from '../wasm-lib/kcl/bindings/KclError'
+import {
+  EngineCommandManager,
+  ArtifactMap,
+  SourceRangeMap,
+} from './std/engineConnection'
+import { ProgramReturn } from '../wasm-lib/kcl/bindings/ProgramReturn'
+import { MemoryItem } from '../wasm-lib/kcl/bindings/MemoryItem'
+import type { Program } from '../wasm-lib/kcl/bindings/Program'
+import type { Token } from '../wasm-lib/kcl/bindings/Token'
+import { DefaultPlanes } from '../wasm-lib/kcl/bindings/DefaultPlanes'
+
+export type { Program } from '../wasm-lib/kcl/bindings/Program'
+export type { Value } from '../wasm-lib/kcl/bindings/Value'
+export type { ObjectExpression } from '../wasm-lib/kcl/bindings/ObjectExpression'
+export type { MemberExpression } from '../wasm-lib/kcl/bindings/MemberExpression'
+export type { PipeExpression } from '../wasm-lib/kcl/bindings/PipeExpression'
+export type { VariableDeclaration } from '../wasm-lib/kcl/bindings/VariableDeclaration'
+export type { PipeSubstitution } from '../wasm-lib/kcl/bindings/PipeSubstitution'
+export type { Identifier } from '../wasm-lib/kcl/bindings/Identifier'
+export type { UnaryExpression } from '../wasm-lib/kcl/bindings/UnaryExpression'
+export type { BinaryExpression } from '../wasm-lib/kcl/bindings/BinaryExpression'
+export type { ReturnStatement } from '../wasm-lib/kcl/bindings/ReturnStatement'
+export type { ExpressionStatement } from '../wasm-lib/kcl/bindings/ExpressionStatement'
+export type { CallExpression } from '../wasm-lib/kcl/bindings/CallExpression'
+export type { VariableDeclarator } from '../wasm-lib/kcl/bindings/VariableDeclarator'
+export type { BinaryPart } from '../wasm-lib/kcl/bindings/BinaryPart'
+export type { Literal } from '../wasm-lib/kcl/bindings/Literal'
+export type { ArrayExpression } from '../wasm-lib/kcl/bindings/ArrayExpression'
+
+export type SyntaxType =
+  | 'Program'
+  | 'ExpressionStatement'
+  | 'BinaryExpression'
+  | 'CallExpression'
+  | 'Identifier'
+  | 'ReturnStatement'
+  | 'VariableDeclaration'
+  | 'VariableDeclarator'
+  | 'MemberExpression'
+  | 'ArrayExpression'
+  | 'ObjectExpression'
+  | 'ObjectProperty'
+  | 'FunctionExpression'
+  | 'PipeExpression'
+  | 'PipeSubstitution'
+  | 'Literal'
+  | 'NonCodeNode'
+  | 'UnaryExpression'
+
+export type { SourceRange } from '../wasm-lib/kcl/bindings/SourceRange'
+export type { Position } from '../wasm-lib/kcl/bindings/Position'
+export type { Rotation } from '../wasm-lib/kcl/bindings/Rotation'
+export type { Path } from '../wasm-lib/kcl/bindings/Path'
+export type { SketchGroup } from '../wasm-lib/kcl/bindings/SketchGroup'
+export type { MemoryItem } from '../wasm-lib/kcl/bindings/MemoryItem'
+export type { ExtrudeSurface } from '../wasm-lib/kcl/bindings/ExtrudeSurface'
+
+// Initialise the wasm module.
+const initialise = async () => {
+  const baseUrl =
+    typeof window === 'undefined'
+      ? 'http://127.0.0.1:3000'
+      : window.location.origin.includes('tauri://localhost')
+      ? 'tauri://localhost'
+      : window.location.origin.includes('localhost')
+      ? 'http://localhost:3000'
+      : window.location.origin && window.location.origin !== 'null'
+      ? window.location.origin
+      : 'http://localhost:3000'
+  const fullUrl = baseUrl + '/wasm_lib_bg.wasm'
+  const input = await fetch(fullUrl)
+  const buffer = await input.arrayBuffer()
+  return init(buffer)
+}
+
+export const initPromise = initialise()
+
+export const rangeTypeFix = (ranges: number[][]): [number, number][] =>
+  ranges.map(([start, end]) => [start, end])
+
+export const parse = (code: string): Program => {
+  try {
+    const program: Program = parse_wasm(code)
+    return program
+  } catch (e: any) {
+    const parsed: RustKclError = JSON.parse(e.toString())
+    const kclError = new KCLError(
+      parsed.kind,
+      parsed.msg,
+      rangeTypeFix(parsed.sourceRanges)
+    )
+
+    console.log(kclError)
+    throw kclError
+  }
+}
+
+export type PathToNode = [string | number, string][]
+
+interface Memory {
+  [key: string]: MemoryItem
+}
+
+export interface ProgramMemory {
+  root: Memory
+  return: ProgramReturn | null
+}
+
+export const executor = async (
+  node: Program,
+  programMemory: ProgramMemory = { root: {}, return: null },
+  engineCommandManager: EngineCommandManager,
+  planes: DefaultPlanes,
+  // work around while the gemotry is still be stored on the frontend
+  // will be removed when the stream UI is added.
+  tempMapCallback: (a: {
+    artifactMap: ArtifactMap
+    sourceRangeMap: SourceRangeMap
+  }) => void = () => {}
+): Promise<ProgramMemory> => {
+  engineCommandManager.startNewSession()
+  const _programMemory = await _executor(
+    node,
+    programMemory,
+    engineCommandManager,
+    planes
+  )
+  const { artifactMap, sourceRangeMap } =
+    await engineCommandManager.waitForAllCommands(node, _programMemory)
+  tempMapCallback({ artifactMap, sourceRangeMap })
+
+  engineCommandManager.endSession()
+  return _programMemory
+}
+
+export const _executor = async (
+  node: Program,
+  programMemory: ProgramMemory = { root: {}, return: null },
+  engineCommandManager: EngineCommandManager,
+  planes: DefaultPlanes
+): Promise<ProgramMemory> => {
+  try {
+    const memory: ProgramMemory = await execute_wasm(
+      JSON.stringify(node),
+      JSON.stringify(programMemory),
+      engineCommandManager,
+      JSON.stringify(planes)
+    )
+    return memory
+  } catch (e: any) {
+    const parsed: RustKclError = JSON.parse(e.toString())
+    const kclError = new KCLError(
+      parsed.kind,
+      parsed.msg,
+      rangeTypeFix(parsed.sourceRanges)
+    )
+
+    console.log(kclError)
+    throw kclError
+  }
+}
+
+export const recast = (ast: Program): string => {
+  try {
+    const s: string = recast_wasm(JSON.stringify(ast))
+    return s
+  } catch (e) {
+    // TODO: do something real with the error.
+    console.log('recast error', e)
+    throw e
+  }
+}
+
+export function lexer(str: string): Token[] {
+  try {
+    const tokens: Token[] = lexer_wasm(str)
+    return tokens
+  } catch (e) {
+    // TODO: do something real with the error.
+    console.log('lexer error', e)
+    throw e
+  }
+}
+
+export const modifyAstForSketch = async (
+  engineCommandManager: EngineCommandManager,
+  ast: Program,
+  variableName: string,
+  currentPlane: string,
+  engineId: string
+): Promise<Program> => {
+  try {
+    const updatedAst: Program = await modify_ast_for_sketch_wasm(
+      engineCommandManager,
+      JSON.stringify(ast),
+      variableName,
+      JSON.stringify(currentPlane),
+      engineId
+    )
+
+    return updatedAst
+  } catch (e: any) {
+    const parsed: RustKclError = JSON.parse(e.toString())
+    const kclError = new KCLError(
+      parsed.kind,
+      parsed.msg,
+      rangeTypeFix(parsed.sourceRanges)
+    )
+
+    console.log(kclError)
+    throw kclError
+  }
+}

src/lib/exampleKcl.ts

@@ -1,19 +1,28 @@
-export const bracket = `// Material: 6061-T6 Aluminum
-const sigmaAllow = 35000 // psi
-const width = 9 // inch
+export const bracket = `const sigmaAllow = 15000 // psi
+const width = 11 // inch
 const p = 150 // Force on shelf - lbs
-const distance = 6 // inches
+const distance = 12 // inches
 const FOS = 2
+const thickness = sqrt(distance * p * FOS * 6 / ( sigmaAllow * width ))
+const filletR = thickness * 2
+const shelfMountL = 9
+const wallMountL = 8
 
-const leg1 = 5 // inches
-const leg2 = 8 // inches
-const thickness = sqrt(distance * p * FOS * 6 / sigmaAllow / width) // inches
-const bracket = startSketchAt([0, 0])
-  |> line([0, leg1], %)
-  |> line([leg2, 0], %)
+const bracket = startSketchOn('XY')
+  |> startProfileAt([0, 0], %)
+  |> line([0, wallMountL], %)
+  |> tangentalArc({
+    radius: filletR,
+    offset: 90
+  }, %)
+  |> line([-shelfMountL, 0], %)
   |> line([0, -thickness], %)
-  |> line([-leg2 + thickness, 0], %)
-  |> line([0, -leg1 + thickness], %)
+  |> line([shelfMountL, 0], %)
+  |> tangentalArc({
+    radius: filletR - thickness,
+    offset: -90
+  }, %)
+  |> line([0, -wallMountL], %)
   |> close(%)
   |> extrude(width, %)
 

src/lib/exportSave.ts

@@ -25,7 +25,7 @@ export async function exportSave(data: ArrayBuffer) {
         }
 
         // Write the file.
-        await writeBinaryFile(filePath, uintArray)
+        await writeBinaryFile(filePath, file.contents)
       } else {
         // Download the file to the user's computer.
         // Now we need to download the files to the user's downloads folder.
@@ -39,6 +39,6 @@ export async function exportSave(data: ArrayBuffer) {
     }
   } catch (e) {
     // TODO: do something real with the error.
-    console.log('export', e)
+    console.log('export error', e)
   }
 }

src/lib/tauriFS.ts

@@ -36,7 +36,7 @@ export async function initializeProjectDirectory(directory: string) {
   try {
     docDirectory = await documentDir()
   } catch (e) {
-    console.log(e)
+    console.log('error', e)
     docDirectory = await homeDir() // seems to work better on Linux
   }
 

src/lib/testHelpers.ts

@@ -1,11 +1,10 @@
-import { Program } from '../lang/abstractSyntaxTreeTypes'
-import { ProgramMemory, _executor } from '../lang/executor'
+import { Program, ProgramMemory, _executor, SourceRange } from '../lang/wasm'
 import {
   EngineCommandManager,
   EngineCommand,
 } from '../lang/std/engineConnection'
-import { SourceRange } from 'lang/executor'
 import { Models } from '@kittycad/lib'
+import { v4 as uuidv4 } from 'uuid'
 
 type WebSocketResponse = Models['OkWebSocketResponseData_type']
 
@@ -66,7 +65,11 @@ export async function enginelessExecutor(
   }) as any as EngineCommandManager
   await mockEngineCommandManager.waitForReady
   mockEngineCommandManager.startNewSession()
-  const programMemory = await _executor(ast, pm, mockEngineCommandManager)
+  const programMemory = await _executor(ast, pm, mockEngineCommandManager, {
+    xy: uuidv4(),
+    yz: uuidv4(),
+    xz: uuidv4(),
+  })
   await mockEngineCommandManager.waitForAllCommands()
   return programMemory
 }
@@ -75,15 +78,21 @@ export async function executor(
   ast: Program,
   pm: ProgramMemory = { root: {}, return: null }
 ): Promise<ProgramMemory> {
-  const engineCommandManager = new EngineCommandManager({
+  const engineCommandManager = new EngineCommandManager()
+  engineCommandManager.start({
     setIsStreamReady: () => {},
     setMediaStream: () => {},
-    width: 100,
-    height: 100,
+    width: 0,
+    height: 0,
+    executeCode: () => {},
   })
   await engineCommandManager.waitForReady
   engineCommandManager.startNewSession()
-  const programMemory = await _executor(ast, pm, engineCommandManager)
+  const programMemory = await _executor(ast, pm, engineCommandManager, {
+    xy: uuidv4(),
+    yz: uuidv4(),
+    xz: uuidv4(),
+  })
   await engineCommandManager.waitForAllCommands(ast, programMemory)
   return programMemory
 }

src/lib/utils.test.ts

@@ -1,5 +1,5 @@
 import { isOverlap, roundOff } from './utils'
-import { SourceRange } from '../lang/executor'
+import { SourceRange } from '../lang/wasm'
 
 describe('testing isOverlapping', () => {
   testBothOrders([0, 3], [3, 10])

src/lib/utils.ts

@@ -1,4 +1,4 @@
-import { SourceRange } from '../lang/executor'
+import { SourceRange } from '../lang/wasm'
 
 export function isOverlap(a: SourceRange, b: SourceRange) {
   const [startingRange, secondRange] = a[0] < b[0] ? [a, b] : [b, a]

src/machines/modelingMachine.ts

@@ -0,0 +1,853 @@
+import { PathToNode } from 'lang/wasm'
+import { engineCommandManager } from 'lang/std/engineConnection'
+import { isReducedMotion } from 'lang/util'
+import { Axis, Selection, SelectionRangeTypeMap, Selections } from 'useStore'
+import { assign, createMachine } from 'xstate'
+import { v4 as uuidv4 } from 'uuid'
+import { isCursorInSketchCommandRange } from 'lang/util'
+import {
+  doesPipeHaveCallExp,
+  getNodePathFromSourceRange,
+  hasExtrudeSketchGroup,
+} from 'lang/queryAst'
+import { kclManager } from 'lang/KclSinglton'
+import {
+  horzVertInfo,
+  applyConstraintHorzVert,
+} from 'components/Toolbar/HorzVert'
+import {
+  applyConstraintHorzVertAlign,
+  horzVertDistanceInfo,
+} from 'components/Toolbar/SetHorzVertDistance'
+import { angleBetweenInfo } from 'components/Toolbar/SetAngleBetween'
+import { setAngleLengthInfo } from 'components/Toolbar/setAngleLength'
+import {
+  applyConstraintEqualLength,
+  setEqualLengthInfo,
+} from 'components/Toolbar/EqualLength'
+import { extrudeSketch } from 'lang/modifyAst'
+import { getNodeFromPath } from '../lang/queryAst'
+import { CallExpression, PipeExpression } from '../lang/wasm'
+
+export const MODELING_PERSIST_KEY = 'MODELING_PERSIST_KEY'
+
+export type SetSelections =
+  | {
+      selectionType: 'singleCodeCursor'
+      selection?: Selection
+    }
+  | {
+      selectionType: 'otherSelection'
+      selection: Axis
+    }
+  | {
+      selectionType: 'completeSelection'
+      selection: Selections
+    }
+  | {
+      selectionType: 'mirrorCodeMirrorSelections'
+      selection: Selections
+    }
+
+export const modelingMachine = createMachine(
+  {
+    /** @xstate-layout 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-gGeIJRPo4xlrrlqUEqkqdMKOSRNEOLPWGTVhkswlU0O5fNaMbu3XjYoAZiRKM60+SMwqMgY7Go6mbalCWaIjLCjtJ0n36tUFNHbpjGwBRXDsMAAJxCAGtAuQABYdhLpmY7SPiSzAyOXwGFUQs01BtXVEEV9VSZr89Gxldrzc7vdD2kGISWPLtTwQepBGpEN8lDGhVBDLYdTUfVZzvYFQ3MS4vytBsHieBMglbdsU0+Ttpn4Sk0KzBR1EKdING1EozQqYxajyNQ6MOBchTjO1BhITBMCPMlKJSSNoIsEEllQrlhGQko9RhZEDFUL1vWEUMcLrRcbUeHF7SCISRLI0CxLdRR2ROJQwQQ2RmMQENJD1OxjR5aE+1rAV6yXB4wD4dgNwAVwwIIRjANdRNlCDlGRJU6kfapK0vdYWSnBQJEsfJMtODYrM-XS+MbAKgtCsBwr-KLgNTMDxPlawJ0DKtXNkLl0o2NjNULPMPQ2HSfL0vxd3YA9iDIShMGGwDopPKjSg0fUaDURFFoVbJ7x1S9oOSmQcl2CtRF461ptG-dxFOg8AElGwE4JhiiszpTqt1pB9C8NA8plynVFlyn1EMzVfdTrAU46PEu87IZukUiNCKAAFtItGJ6XXA+a3vVD6vV2Y41IQlkzAMakLCnD0K0jK9wc6SGLpG67G0IsUHpRkDnosjM3oUi91SsRYjmUywWRUDJRFEY0PXzdQrGpunALls6YexZ4jPhpHHrZtH6tKHkJHkLJ1AUGpsofQxxBEWpxayCXFFl2noZXABHYLsCYIJ2FQVBTM1ijLK5Njp20wtPMEUc+yVRC4vgpZlqjXDfIVg9E-3JWCGXZ3XaCBHUAANwqj2vdm9HZg9NjpPUZbIykFkKYNTD1nsGycjt+modb1OAmCFWIimIvtbVMwczF4wtXqRyEDHfVsiNwtahyTU46Kk7W+T1PkBIXcQjARHkaCPON04cghL716kKVdYjErEWFEy9LoXZKsQT7I3jWEFv5Ydh5183tXd-3VANzYAAF7cHYMfVGvtOZggyOkewqkjBqQrOlOBlQqjyCrEoacR145DRXp-XwRBuCwCCiQPAQR-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-CuZqXIVc-r2EyPUMQmokJ2AMPmv1eqJ1TqoDVciWj5qmmypkS5cClAghBSUSsxNCglJSosRYu7ynL3liO-dY6AByqAgjspGLAU1QqWYzoZJYC8G0wSvuRMWdSSoim6N0a-TKsKuVVtIcEepVCwGYFofQ9RlVmyoAIBAbgYBPC4BzqgXc4gYDsAALR4caZgZjeAyOQaWPMRCyJNTGmBccdKS7YRmmMG5fs0zP12PllhnD5CAENOoYR1RDDKCkfI5uDcADxDhpIOwMjG4EaMcCKx5T+GhKcdwNx+txdECG3mIdaWjQjaXnSlUDIqroTmHDOsTD2GOCKIPtgI+aniOMK0xRqjNG6MMaY8x5ZYXrNcdQDx3RkhzDytonCYwJjGqIUyvIWwiJnyBcU8l8LRG1FRbSwQHTemDNGYAaZxLVXUu2fS-Z7W6hMtiHUupXLRhNolGBTtG+4tjBwjpLUCrwWyBQB8NFyjTK4v0eo4lxbPgbN2c0ValIfXSynGylBKcVZAmVgvB6ZayxR4enm3iNxFV6uNY3PpzAhnjNtfM9tsAu3uv7bjY5lUkhgTqnbR6qcgTdhXtkDYeHxojiPajZFD5+4VuxbwPFzb5n3lJIBxl4m6hKwKQ0Ju1Q6V1QVGWh6E4Fh8wbBR-jjHr2Ny6fe8177ZmWMs8Jz1t0fXibbSrPkBUsc01qj2Cqxu8gn5KFuUEXAgGSK2iIhgVswVMD3U+0ymd2Q4qSArG9a8PJgShxQlOGDUI6hG2nuYbytjOgkCC5wfAW9cRTHjF3BMvcBec2DtSXRY4eTHEjND3hy7qR9g2Oqe1l55yyc6AecI24Oge-tF7-Xoz9jLo5AcXpJi1J-NWOaOosdZYp-IGn933dEjTpPeZYHpRKaVGNBXDQ6pwcdSkOwlQtLr3LBwvyZXGB4CxCd7GhtQg6SSBkHIRQKh1D3sQMx5zyxzRSCkLog4i8xE-h8FPhzqRi-b8OYcTU8ILdjcHBHXRdI3ohlOI7wdycj-90ONmHNq09lQnUCyZydzRQTqLSY4KcWFfBd-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-SvfcVPGk33dGekzmBnSQE4anQ2OKQodk7MWQCxREFVOiJwJwIAA */
+    id: 'Modeling',
+
+    tsTypes: {} as import('./modelingMachine.typegen').Typegen0,
+    predictableActionArguments: true,
+    preserveActionOrder: true,
+
+    context: {
+      guiMode: 'default',
+      selection: [] as string[],
+      selectionRanges: {
+        otherSelections: [],
+        codeBasedSelections: [],
+      } as Selections,
+      selectionRangeTypeMap: {} as SelectionRangeTypeMap,
+      sketchPathToNode: null as PathToNode | null, // maybe too specific, and we should have a generic pathToNode, but being specific seems less risky when I'm not sure
+      sketchEnginePathId: '' as string,
+      sketchPlaneId: '' as string,
+    },
+
+    schema: {
+      events: {} as
+        | { type: 'Deselect all' }
+        | { type: 'Deselect edge'; data: Selection & { type: 'edge' } }
+        | { type: 'Deselect axis'; data: Axis }
+        | {
+            type: 'Deselect segment'
+            data: Selection & { type: 'line' | 'arc' }
+          }
+        | { type: 'Deselect face'; data: Selection & { type: 'face' } }
+        | {
+            type: 'Deselect point'
+            data: Selection & { type: 'point' | 'line-end' | 'line-mid' }
+          }
+        | { type: 'Enter sketch' }
+        | { type: 'Select all'; data: Selection & { type: 'all ' } }
+        | { type: 'Select edge'; data: Selection & { type: 'edge' } }
+        | { type: 'Select axis'; data: Axis }
+        | { type: 'Select segment'; data: Selection & { type: 'line' | 'arc' } }
+        | { type: 'Select face'; data: Selection & { type: 'face' } }
+        | { type: 'Select default plane'; data: { planeId: string } }
+        | { type: 'Set selection'; data: SetSelections }
+        | {
+            type: 'Select point'
+            data: Selection & { type: 'point' | 'line-end' | 'line-mid' }
+          }
+        | { type: 'Sketch no face' }
+        | { type: 'Toggle gui mode' }
+        | { type: 'Cancel' }
+        | { type: 'CancelSketch' }
+        | {
+            type: 'Add point'
+            data: {
+              coords: { x: number; y: number }[]
+              axis: 'xy' | 'xz' | 'yz' | '-xy' | '-xz' | '-yz' | null
+            }
+          }
+        | { type: 'Equip tool' }
+        | { type: 'Equip move tool' }
+        | { type: 'Set radius' }
+        | { type: 'Complete line' }
+        | { type: 'Set distance' }
+        | { type: 'Equip new tool' }
+        | { type: 'update_code'; data: string }
+        | { type: 'Make segment horizontal' }
+        | { type: 'Make segment vertical' }
+        | { type: 'Constrain horizontal distance' }
+        | { type: 'Constrain vertical distance' }
+        | { type: 'Constrain angle' }
+        | { type: 'Constrain horizontally align' }
+        | { type: 'Constrain vertically align' }
+        | { type: 'Constrain length' }
+        | { type: 'Constrain equal length' }
+        | { type: 'extrude intent' },
+      // ,
+    },
+
+    states: {
+      idle: {
+        on: {
+          'Set selection': {
+            target: 'idle',
+            internal: true,
+            actions: 'Set selection',
+          },
+
+          'Deselect point': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Remove from code-based selection',
+              'Update code selection cursors',
+              // 'Engine: remove highlight',
+            ],
+            cond: 'Selection contains point',
+          },
+
+          'Deselect edge': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Remove from code-based selection',
+              'Update code selection cursors',
+              // 'Engine: remove highlight',
+            ],
+            cond: 'Selection contains edge',
+          },
+
+          'Deselect axis': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Remove from other selection',
+              'Update code selection cursors',
+              // 'Engine: remove highlight',
+            ],
+            cond: 'Selection contains axis',
+          },
+
+          'Select point': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Add to code-based selection',
+              'Update code selection cursors',
+              // 'Engine: add highlight',
+            ],
+          },
+
+          'Select edge': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Add to code-based selection',
+              'Update code selection cursors',
+              // 'Engine: add highlight',
+            ],
+          },
+
+          'Select axis': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Add to other selection',
+              // 'Engine: add highlight',
+            ],
+          },
+
+          'Select face': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Add to code-based selection',
+              'Update code selection cursors',
+              // 'Engine: add highlight',
+            ],
+          },
+
+          'Enter sketch': [
+            {
+              target: 'Sketch',
+              cond: 'Selection is one face',
+              actions: [
+                'set sketch metadata',
+                'sketch mode enabled',
+                'edit mode enter',
+              ],
+            },
+            'Sketch no face',
+          ],
+
+          'Deselect face': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Remove from code-based selection',
+              'Update code selection cursors',
+              // 'Engine: remove highlight',
+            ],
+            cond: 'Selection contains face',
+          },
+
+          'Select all': {
+            target: 'idle',
+            internal: true,
+            actions: 'Add to code-based selection',
+          },
+
+          'Deselect all': {
+            target: 'idle',
+            internal: true,
+            actions: [
+              'Clear selection',
+              'Update code selection cursors',
+              // 'Engine: remove highlight',
+            ],
+            cond: 'Selection is not empty',
+          },
+
+          'extrude intent': [
+            {
+              target: 'awaiting selection',
+              cond: 'has no selection',
+            },
+            {
+              target: 'idle',
+              cond: 'has valid extrude selection',
+              internal: true,
+              actions: 'AST extrude',
+            },
+          ],
+        },
+      },
+
+      Sketch: {
+        states: {
+          SketchIdle: {
+            on: {
+              'Select point': {
+                target: 'SketchIdle',
+                internal: true,
+                actions: [
+                  'Update code selection cursors',
+                  'Add to code-based selection',
+                ],
+              },
+
+              'Select segment': {
+                target: 'SketchIdle',
+                internal: true,
+                actions: [
+                  'Update code selection cursors',
+                  'Add to code-based selection',
+                ],
+              },
+
+              'Deselect point': {
+                target: 'SketchIdle',
+                internal: true,
+                cond: 'Selection contains point',
+                actions: [
+                  'Update code selection cursors',
+                  'Add to code-based selection',
+                ],
+              },
+
+              'Deselect segment': {
+                target: 'SketchIdle',
+                internal: true,
+                cond: 'Selection contains line',
+                actions: [
+                  'Update code selection cursors',
+                  'Add to code-based selection',
+                ],
+              },
+
+              'Equip tool': {
+                target: 'Line Tool',
+                actions: 'set tool line',
+              },
+
+              'Equip move tool': 'Move Tool',
+
+              'Set selection': {
+                target: 'SketchIdle',
+                internal: true,
+                actions: 'Set selection',
+              },
+
+              'Make segment vertical': {
+                cond: 'Can make selection vertical',
+                target: 'SketchIdle',
+                internal: true,
+                actions: ['Make selection vertical'],
+              },
+
+              'Make segment horizontal': {
+                target: 'SketchIdle',
+                internal: true,
+                cond: 'Can make selection horizontal',
+                actions: ['Make selection horizontal'],
+              },
+
+              'Constrain horizontal distance': {
+                target: 'Await horizontal distance info',
+                cond: 'Can constrain horizontal distance',
+              },
+
+              'Constrain vertical distance': {
+                target: 'Await vertical distance info',
+                cond: 'Can constrain vertical distance',
+              },
+
+              'Constrain angle': {
+                target: 'Await angle info',
+                cond: 'Can constrain angle',
+              },
+
+              'Constrain length': {
+                target: 'Await length info',
+                cond: 'Can constrain length',
+              },
+
+              'Constrain horizontally align': {
+                cond: 'Can constrain horizontally align',
+                target: 'SketchIdle',
+                internal: true,
+                actions: ['Constrain horizontally align'],
+              },
+
+              'Constrain vertically align': {
+                cond: 'Can constrain vertically align',
+                target: 'SketchIdle',
+                internal: true,
+                actions: ['Constrain vertically align'],
+              },
+
+              'Constrain equal length': {
+                cond: 'Can constrain equal length',
+                target: 'SketchIdle',
+                internal: true,
+                actions: ['Constrain equal length'],
+              },
+            },
+
+            entry: 'equip select',
+          },
+
+          'Line Tool': {
+            states: {
+              Done: {
+                type: 'final',
+              },
+
+              'Point Added': {
+                on: {
+                  'Add point': {
+                    target: 'Segment Added',
+                    actions: ['AST start new sketch'],
+                  },
+                },
+              },
+
+              'Segment Added': {
+                on: {
+                  'Add point': {
+                    target: 'Segment Added',
+                    internal: true,
+                    actions: ['AST add line segment'],
+                  },
+
+                  'Complete line': {
+                    target: 'Done',
+                    actions: ['Modify AST', 'Update code selection cursors'],
+                  },
+
+                  'Equip new tool': {
+                    target: 'Segment Added',
+                    internal: true,
+                    actions: 'set tool',
+                  },
+                },
+              },
+
+              Init: {
+                always: [
+                  {
+                    target: 'Segment Added',
+                    cond: 'is editing existing sketch',
+                  },
+                  'No Points',
+                ],
+              },
+
+              'No Points': {
+                on: {
+                  'Add point': 'Point Added',
+                },
+              },
+            },
+
+            // invoke: [
+            //   {
+            //     src: 'createLine',
+            //     id: 'Create line',
+            //     onDone: 'SketchIdle',
+            //   },
+            // ],
+            initial: 'Init',
+
+            on: {
+              'Equip move tool': 'Move Tool',
+            },
+          },
+
+          'Move Tool': {
+            entry: 'set tool move',
+          },
+
+          'Await horizontal distance info': {
+            invoke: {
+              src: 'Get horizontal info',
+              id: 'get-horizontal-info',
+              onDone: {
+                target: 'SketchIdle',
+                actions: 'Set selection',
+              },
+              onError: 'SketchIdle',
+            },
+          },
+
+          'Await vertical distance info': {
+            invoke: {
+              src: 'Get vertical info',
+              id: 'get-vertical-info',
+              onDone: {
+                target: 'SketchIdle',
+                actions: 'Set selection',
+              },
+              onError: 'SketchIdle',
+            },
+          },
+
+          'Await angle info': {
+            invoke: {
+              src: 'Get angle info',
+              id: 'get-angle-info',
+              onDone: {
+                target: 'SketchIdle',
+                actions: 'Set selection',
+              },
+              onError: 'SketchIdle',
+            },
+          },
+
+          'Await length info': {
+            invoke: {
+              src: 'Get length info',
+              id: 'get-length-info',
+              onDone: {
+                target: 'SketchIdle',
+                actions: 'Set selection',
+              },
+              onError: 'SketchIdle',
+            },
+          },
+        },
+
+        initial: 'SketchIdle',
+
+        on: {
+          CancelSketch: '.SketchIdle',
+        },
+
+        exit: 'sketch exit execute',
+      },
+
+      'Sketch no face': {
+        entry: 'show default planes',
+
+        exit: 'hide default planes',
+        on: {
+          'Select default plane': {
+            target: 'Sketch',
+            actions: [
+              'reset sketch metadata',
+              'set default plane id',
+              'sketch mode enabled',
+              'create path',
+            ],
+          },
+        },
+      },
+
+      'awaiting selection': {
+        on: {
+          'Set selection': {
+            target: 'checking selection',
+            actions: 'Set selection',
+          },
+        },
+      },
+
+      'checking selection': {
+        always: [
+          {
+            target: 'idle',
+            cond: 'has valid extrude selection',
+            actions: 'AST extrude',
+          },
+          {
+            target: 'idle',
+            actions: 'toast extrude failed',
+          },
+        ],
+      },
+    },
+
+    initial: 'idle',
+
+    on: {
+      Cancel: {
+        target: 'idle',
+        // TODO what if we're existing extrude equiped, should these actions still be fired?
+        // mabye cancel needs to have a guard for if else logic?
+        actions: [
+          'edit_mode_exit',
+          'default_camera_disable_sketch_mode',
+          'reset sketch metadata',
+        ],
+      },
+    },
+  },
+  {
+    guards: {
+      'is editing existing sketch': ({ sketchPathToNode }) =>
+        !!sketchPathToNode,
+      'Can make selection horizontal': ({ selectionRanges }) =>
+        horzVertInfo(selectionRanges, 'horizontal').enabled,
+      'Can make selection vertical': ({ selectionRanges }) =>
+        horzVertInfo(selectionRanges, 'vertical').enabled,
+      'Can constrain horizontal distance': ({ selectionRanges }) =>
+        horzVertDistanceInfo({ selectionRanges, constraint: 'setHorzDistance' })
+          .enabled,
+      'Can constrain vertical distance': ({ selectionRanges }) =>
+        horzVertDistanceInfo({ selectionRanges, constraint: 'setVertDistance' })
+          .enabled,
+      'Can constrain angle': ({ selectionRanges }) =>
+        angleBetweenInfo({ selectionRanges }).enabled,
+      'Can constrain length': ({ selectionRanges }) =>
+        setAngleLengthInfo({ selectionRanges }).enabled,
+      'Can constrain horizontally align': ({ selectionRanges }) =>
+        horzVertDistanceInfo({ selectionRanges, constraint: 'setHorzDistance' })
+          .enabled,
+      'Can constrain vertically align': ({ selectionRanges }) =>
+        horzVertDistanceInfo({ selectionRanges, constraint: 'setHorzDistance' })
+          .enabled,
+      'Can constrain equal length': ({ selectionRanges }) =>
+        setEqualLengthInfo({ selectionRanges }).enabled,
+      'has no selection': ({ selectionRanges }) => {
+        if (selectionRanges?.codeBasedSelections?.length < 1) return true
+        const selection = selectionRanges?.codeBasedSelections?.[0] || {}
+
+        return (
+          selectionRanges.codeBasedSelections.length === 1 &&
+          !hasExtrudeSketchGroup({
+            ast: kclManager.ast,
+            programMemory: kclManager.programMemory,
+            selection,
+          })
+        )
+      },
+      'has valid extrude selection': ({ selectionRanges }) => {
+        if (selectionRanges.codeBasedSelections.length !== 1) return false
+        const isSketchPipe = isCursorInSketchCommandRange(
+          engineCommandManager.artifactMap,
+          selectionRanges
+        )
+        const common = {
+          selection: selectionRanges.codeBasedSelections[0],
+          ast: kclManager.ast,
+        }
+        const hasClose = doesPipeHaveCallExp({ calleeName: 'close', ...common })
+        const hasExtrude = doesPipeHaveCallExp({
+          calleeName: 'extrude',
+          ...common,
+        })
+        return !!isSketchPipe && hasClose && !hasExtrude
+      },
+    },
+    actions: {
+      'Add to code-based selection': assign({
+        selectionRanges: ({ selectionRanges }, event) => ({
+          ...selectionRanges,
+          codeBasedSelections: [
+            ...selectionRanges.codeBasedSelections,
+            event.data,
+          ],
+        }),
+      }),
+      'Add to other selection': assign({
+        selectionRanges: ({ selectionRanges }, event) => ({
+          ...selectionRanges,
+          otherSelections: [...selectionRanges.otherSelections, event.data],
+        }),
+      }),
+      'Remove from code-based selection': assign({
+        selectionRanges: ({ selectionRanges }, event) => ({
+          ...selectionRanges,
+          codeBasedSelections: [
+            ...selectionRanges.codeBasedSelections,
+            event.data,
+          ],
+        }),
+      }),
+      'Remove from other selection': assign({
+        selectionRanges: ({ selectionRanges }, event) => ({
+          ...selectionRanges,
+          otherSelections: [...selectionRanges.otherSelections, event.data],
+        }),
+      }),
+      'Clear selection': assign({
+        selectionRanges: () => ({
+          otherSelections: [],
+          codeBasedSelections: [],
+        }),
+      }),
+      'sketch mode enabled': ({ sketchPlaneId }) => {
+        engineCommandManager.sendSceneCommand({
+          type: 'modeling_cmd_req',
+          cmd_id: uuidv4(),
+          cmd: {
+            type: 'sketch_mode_enable',
+            plane_id: sketchPlaneId,
+            ortho: true,
+            animated: !isReducedMotion(),
+          },
+        })
+      },
+      'edit mode enter': ({ selectionRanges }) => {
+        const pathId = isCursorInSketchCommandRange(
+          engineCommandManager.artifactMap,
+          selectionRanges
+        )
+        pathId &&
+          engineCommandManager.sendSceneCommand({
+            type: 'modeling_cmd_req',
+            cmd_id: uuidv4(),
+            cmd: {
+              type: 'edit_mode_enter',
+              target: pathId,
+            },
+          })
+      },
+      'hide default planes': ({}) => {
+        kclManager.hidePlanes()
+      },
+      edit_mode_exit: () =>
+        engineCommandManager.sendSceneCommand({
+          type: 'modeling_cmd_req',
+          cmd_id: uuidv4(),
+          cmd: { type: 'edit_mode_exit' },
+        }),
+      default_camera_disable_sketch_mode: () =>
+        engineCommandManager.sendSceneCommand({
+          type: 'modeling_cmd_req',
+          cmd_id: uuidv4(),
+          cmd: { type: 'default_camera_disable_sketch_mode' },
+        }),
+      'reset sketch metadata': assign({
+        sketchPathToNode: null,
+        sketchEnginePathId: '',
+        sketchPlaneId: '',
+      }),
+      'set sketch metadata': assign(({ selectionRanges }) => {
+        const sourceRange = selectionRanges.codeBasedSelections[0].range
+        const sketchPathToNode = getNodePathFromSourceRange(
+          kclManager.ast,
+          sourceRange
+        )
+        const pipeExpression = getNodeFromPath<PipeExpression>(
+          kclManager.ast,
+          sketchPathToNode,
+          'PipeExpression'
+        ).node
+        if (pipeExpression.type !== 'PipeExpression') return {}
+        const sketchCallExpression = pipeExpression.body.find(
+          (e) =>
+            e.type === 'CallExpression' && e.callee.name === 'startSketchOn'
+        ) as CallExpression
+        if (!sketchCallExpression) return {}
+        const firstArg = sketchCallExpression.arguments[0]
+        let planeId = ''
+        if (firstArg.type === 'Literal' && firstArg.value) {
+          const planeStrCleaned = firstArg.value
+            .toString()
+            .toLowerCase()
+            .replace('-', '')
+          if (
+            planeStrCleaned === 'xy' ||
+            planeStrCleaned === 'xz' ||
+            planeStrCleaned === 'yz'
+          ) {
+            planeId = kclManager.getPlaneId(planeStrCleaned)
+          }
+        }
+
+        console.log('planeId', planeId)
+
+        const sketchEnginePathId =
+          isCursorInSketchCommandRange(
+            engineCommandManager.artifactMap,
+            selectionRanges
+          ) || ''
+        return {
+          sketchPathToNode,
+          sketchEnginePathId,
+          sketchPlaneId: planeId,
+        }
+      }),
+      'set tool line': () =>
+        engineCommandManager.sendSceneCommand({
+          type: 'modeling_cmd_req',
+          cmd_id: uuidv4(),
+          cmd: {
+            type: 'set_tool',
+            tool: 'sketch_line',
+          },
+        }),
+      'equip select': () =>
+        engineCommandManager.sendSceneCommand({
+          type: 'modeling_cmd_req',
+          cmd_id: uuidv4(),
+          cmd: {
+            type: 'set_tool',
+            tool: 'select',
+          },
+        }),
+      'set tool move': () =>
+        engineCommandManager.sendSceneCommand({
+          type: 'modeling_cmd_req',
+          cmd_id: uuidv4(),
+          cmd: {
+            type: 'set_tool',
+            tool: 'move',
+          },
+        }),
+      'Make selection horizontal': ({ selectionRanges }) => {
+        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVert(
+          selectionRanges,
+          'horizontal',
+          kclManager.ast,
+          kclManager.programMemory
+        )
+        kclManager.updateAst(modifiedAst, true, {
+          // TODO re implement cursor shit
+          // callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+        })
+      },
+      'Make selection vertical': ({ selectionRanges }) => {
+        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVert(
+          selectionRanges,
+          'vertical',
+          kclManager.ast,
+          kclManager.programMemory
+        )
+        kclManager.updateAst(modifiedAst, true, {
+          // TODO re implement cursor shit
+          // callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+        })
+      },
+      'Constrain horizontally align': ({ selectionRanges }) => {
+        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVertAlign({
+          selectionRanges,
+          constraint: 'setVertDistance',
+        })
+        kclManager.updateAst(modifiedAst, true, {
+          // TODO re implement cursor shit
+          // callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+        })
+      },
+      'Constrain vertically align': ({ selectionRanges }) => {
+        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVertAlign({
+          selectionRanges,
+          constraint: 'setHorzDistance',
+        })
+        kclManager.updateAst(modifiedAst, true, {
+          // TODO re implement cursor shit
+          // callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+        })
+      },
+      'Constrain equal length': ({ selectionRanges }) => {
+        const { modifiedAst, pathToNodeMap } = applyConstraintEqualLength({
+          selectionRanges,
+        })
+        kclManager.updateAst(modifiedAst, true, {
+          // TODO re implement cursor shit
+          // callBack: updateCursors(setCursor, selectionRanges, pathToNodeMap),
+        })
+      },
+      'AST extrude': ({ selectionRanges }) => {
+        const pathToNode = getNodePathFromSourceRange(
+          kclManager.ast,
+          selectionRanges.codeBasedSelections[0].range
+        )
+        const { modifiedAst, pathToExtrudeArg } = extrudeSketch(
+          kclManager.ast,
+          pathToNode
+        )
+        // TODO not handling focusPath correctly I think
+        kclManager.updateAst(modifiedAst, true, {
+          focusPath: pathToExtrudeArg,
+        })
+      },
+      'set default plane id': assign({
+        sketchPlaneId: (_, { data }) => data.planeId,
+      }),
+    },
+  }
+)

src/machines/modelingMachine.typegen.ts

@@ -0,0 +1,98 @@
+
+  // This file was automatically generated. Edits will be overwritten
+
+  export interface Typegen0 {
+        '@@xstate/typegen': true;
+        internalEvents: {
+          "": { type: "" };
+"done.invoke.get-angle-info": { type: "done.invoke.get-angle-info"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
+"done.invoke.get-horizontal-info": { type: "done.invoke.get-horizontal-info"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
+"done.invoke.get-length-info": { type: "done.invoke.get-length-info"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
+"done.invoke.get-vertical-info": { type: "done.invoke.get-vertical-info"; data: unknown; __tip: "See the XState TS docs to learn how to strongly type this." };
+"error.platform.get-angle-info": { type: "error.platform.get-angle-info"; data: unknown };
+"error.platform.get-horizontal-info": { type: "error.platform.get-horizontal-info"; data: unknown };
+"error.platform.get-length-info": { type: "error.platform.get-length-info"; data: unknown };
+"error.platform.get-vertical-info": { type: "error.platform.get-vertical-info"; data: unknown };
+"xstate.init": { type: "xstate.init" };
+"xstate.stop": { type: "xstate.stop" };
+        };
+        invokeSrcNameMap: {
+          "Get angle info": "done.invoke.get-angle-info";
+"Get horizontal info": "done.invoke.get-horizontal-info";
+"Get length info": "done.invoke.get-length-info";
+"Get vertical info": "done.invoke.get-vertical-info";
+        };
+        missingImplementations: {
+          actions: "AST add line segment" | "AST start new sketch" | "Modify AST" | "Set selection" | "Update code selection cursors" | "create path" | "set tool" | "show default planes" | "sketch exit execute" | "toast extrude failed";
+          delays: never;
+          guards: "Selection contains axis" | "Selection contains edge" | "Selection contains face" | "Selection contains line" | "Selection contains point" | "Selection is not empty" | "Selection is one face";
+          services: "Get angle info" | "Get horizontal info" | "Get length info" | "Get vertical info";
+        };
+        eventsCausingActions: {
+          "AST add line segment": "Add point";
+"AST extrude": "" | "extrude intent";
+"AST start new sketch": "Add point";
+"Add to code-based selection": "Deselect point" | "Deselect segment" | "Select all" | "Select edge" | "Select face" | "Select point" | "Select segment";
+"Add to other selection": "Select axis";
+"Clear selection": "Deselect all";
+"Constrain equal length": "Constrain equal length";
+"Constrain horizontally align": "Constrain horizontally align";
+"Constrain vertically align": "Constrain vertically align";
+"Make selection horizontal": "Make segment horizontal";
+"Make selection vertical": "Make segment vertical";
+"Modify AST": "Complete line";
+"Remove from code-based selection": "Deselect edge" | "Deselect face" | "Deselect point";
+"Remove from other selection": "Deselect axis";
+"Set selection": "Set selection" | "done.invoke.get-angle-info" | "done.invoke.get-horizontal-info" | "done.invoke.get-length-info" | "done.invoke.get-vertical-info";
+"Update code selection cursors": "Complete line" | "Deselect all" | "Deselect axis" | "Deselect edge" | "Deselect face" | "Deselect point" | "Deselect segment" | "Select edge" | "Select face" | "Select point" | "Select segment";
+"create path": "Select default plane";
+"default_camera_disable_sketch_mode": "Cancel";
+"edit mode enter": "Enter sketch";
+"edit_mode_exit": "Cancel";
+"equip select": "CancelSketch" | "Constrain equal length" | "Constrain horizontally align" | "Constrain vertically align" | "Deselect point" | "Deselect segment" | "Enter sketch" | "Make segment horizontal" | "Make segment vertical" | "Select default plane" | "Select point" | "Select segment" | "Set selection" | "done.invoke.get-angle-info" | "done.invoke.get-horizontal-info" | "done.invoke.get-length-info" | "done.invoke.get-vertical-info" | "error.platform.get-angle-info" | "error.platform.get-horizontal-info" | "error.platform.get-length-info" | "error.platform.get-vertical-info";
+"hide default planes": "Cancel" | "Select default plane" | "xstate.stop";
+"reset sketch metadata": "Cancel" | "Select default plane";
+"set default plane id": "Select default plane";
+"set sketch metadata": "Enter sketch";
+"set tool": "Equip new tool";
+"set tool line": "Equip tool";
+"set tool move": "Equip move tool";
+"show default planes": "Enter sketch";
+"sketch exit execute": "Cancel" | "Complete line" | "xstate.stop";
+"sketch mode enabled": "Enter sketch" | "Select default plane";
+"toast extrude failed": "";
+        };
+        eventsCausingDelays: {
+          
+        };
+        eventsCausingGuards: {
+          "Can constrain angle": "Constrain angle";
+"Can constrain equal length": "Constrain equal length";
+"Can constrain horizontal distance": "Constrain horizontal distance";
+"Can constrain horizontally align": "Constrain horizontally align";
+"Can constrain length": "Constrain length";
+"Can constrain vertical distance": "Constrain vertical distance";
+"Can constrain vertically align": "Constrain vertically align";
+"Can make selection horizontal": "Make segment horizontal";
+"Can make selection vertical": "Make segment vertical";
+"Selection contains axis": "Deselect axis";
+"Selection contains edge": "Deselect edge";
+"Selection contains face": "Deselect face";
+"Selection contains line": "Deselect segment";
+"Selection contains point": "Deselect point";
+"Selection is not empty": "Deselect all";
+"Selection is one face": "Enter sketch";
+"has no selection": "extrude intent";
+"has valid extrude selection": "" | "extrude intent";
+"is editing existing sketch": "";
+        };
+        eventsCausingServices: {
+          "Get angle info": "Constrain angle";
+"Get horizontal info": "Constrain horizontal distance";
+"Get length info": "Constrain length";
+"Get vertical info": "Constrain vertical distance";
+        };
+        matchesStates: "Sketch" | "Sketch no face" | "Sketch.Await angle info" | "Sketch.Await horizontal distance info" | "Sketch.Await length info" | "Sketch.Await vertical distance info" | "Sketch.Line Tool" | "Sketch.Line Tool.Done" | "Sketch.Line Tool.Init" | "Sketch.Line Tool.No Points" | "Sketch.Line Tool.Point Added" | "Sketch.Line Tool.Segment Added" | "Sketch.Move Tool" | "Sketch.SketchIdle" | "awaiting selection" | "checking selection" | "idle" | { "Sketch"?: "Await angle info" | "Await horizontal distance info" | "Await length info" | "Await vertical distance info" | "Line Tool" | "Move Tool" | "SketchIdle" | { "Line Tool"?: "Done" | "Init" | "No Points" | "Point Added" | "Segment Added"; }; };
+        tags: never;
+      }
+  

src/machines/settingsMachine.ts

@@ -2,6 +2,7 @@ import { assign, createMachine } from 'xstate'
 import { CommandBarMeta } from '../lib/commands'
 import { Themes, getSystemTheme, setThemeClass } from '../lib/theme'
 import { CameraSystem, cameraSystems } from 'lib/cameraControls'
+import { Models } from '@kittycad/lib'
 
 export const DEFAULT_PROJECT_NAME = 'project-$nnn'
 
@@ -11,11 +12,11 @@ export enum UnitSystem {
 }
 
 export const baseUnits = {
-  imperial: ['in', 'ft'],
+  imperial: ['in', 'ft', 'yd'],
   metric: ['mm', 'cm', 'm'],
 } as const
 
-export type BaseUnit = 'in' | 'ft' | 'mm' | 'cm' | 'm'
+export type BaseUnit = Models['UnitLength_type']
 
 export const baseUnitsUnion = Object.values(baseUnits).flatMap((v) => v)
 

src/routes/Onboarding/FutureWork.tsx

@@ -2,18 +2,15 @@ import { faArrowRight, faXmark } from '@fortawesome/free-solid-svg-icons'
 import { ActionButton } from '../../components/ActionButton'
 import { useDismiss } from '.'
 import { useEffect } from 'react'
-import { useStore } from 'useStore'
 import { bracket } from 'lib/exampleKcl'
+import { kclManager } from 'lang/KclSinglton'
 
 export default function FutureWork() {
   const dismiss = useDismiss()
-  const { deferredSetCode } = useStore((s) => ({
-    deferredSetCode: s.deferredSetCode,
-  }))
 
   useEffect(() => {
-    deferredSetCode(bracket)
-  }, [deferredSetCode])
+    kclManager.setCode(bracket)
+  }, [kclManager.setCode])
 
   return (
     <div className="fixed grid justify-center items-center inset-0 bg-chalkboard-100/50 z-50">

src/routes/Onboarding/Introduction.tsx

@@ -1,10 +1,14 @@
 import { faArrowRight, faXmark } from '@fortawesome/free-solid-svg-icons'
 import { ActionButton } from '../../components/ActionButton'
-import { onboardingPaths, useDismiss, useNextClick } from '.'
+import {
+  ONBOARDING_PROJECT_NAME,
+  onboardingPaths,
+  useDismiss,
+  useNextClick,
+} from '.'
 import { useGlobalStateContext } from 'hooks/useGlobalStateContext'
 import { Themes, getSystemTheme } from 'lib/theme'
 import { bracket } from 'lib/exampleKcl'
-import { useStore } from 'useStore'
 import {
   createNewProject,
   getNextProjectIndex,
@@ -15,24 +19,28 @@ import { isTauri } from 'lib/isTauri'
 import { useNavigate } from 'react-router-dom'
 import { paths } from 'Router'
 import { useEffect } from 'react'
+import { kclManager } from 'lang/KclSinglton'
 
 function OnboardingWithNewFile() {
   const navigate = useNavigate()
   const dismiss = useDismiss()
   const next = useNextClick(onboardingPaths.INDEX)
-  const { deferredSetCode } = useStore((s) => ({
-    deferredSetCode: s.deferredSetCode,
-  }))
   const {
     settings: {
-      context: { defaultDirectory, defaultProjectName },
+      context: { defaultDirectory },
     },
   } = useGlobalStateContext()
 
   async function createAndOpenNewProject() {
     const projects = await getProjectsInDir(defaultDirectory)
-    const nextIndex = await getNextProjectIndex(defaultProjectName, projects)
-    const name = interpolateProjectNameWithIndex(defaultProjectName, nextIndex)
+    const nextIndex = await getNextProjectIndex(
+      ONBOARDING_PROJECT_NAME,
+      projects
+    )
+    const name = interpolateProjectNameWithIndex(
+      ONBOARDING_PROJECT_NAME,
+      nextIndex
+    )
     const newFile = await createNewProject(defaultDirectory + '/' + name)
     navigate(`${paths.FILE}/${encodeURIComponent(newFile.path)}`)
   }
@@ -65,7 +73,7 @@ function OnboardingWithNewFile() {
               <ActionButton
                 Element="button"
                 onClick={() => {
-                  deferredSetCode(bracket)
+                  kclManager.setCode(bracket)
                   next()
                 }}
                 icon={{ icon: faArrowRight }}
@@ -116,10 +124,6 @@ function OnboardingWithNewFile() {
 }
 
 export default function Introduction() {
-  const { deferredSetCode, code } = useStore((s) => ({
-    code: s.code,
-    deferredSetCode: s.deferredSetCode,
-  }))
   const {
     settings: {
       state: {
@@ -136,10 +140,10 @@ export default function Introduction() {
   const next = useNextClick(onboardingPaths.CAMERA)
 
   useEffect(() => {
-    if (code === '') deferredSetCode(bracket)
-  }, [code, deferredSetCode])
+    if (kclManager.code === '') kclManager.setCode(bracket)
+  }, [kclManager.code, kclManager.setCode])
 
-  return !(code !== '' && code !== bracket) ? (
+  return !(kclManager.code !== '' && kclManager.code !== bracket) ? (
     <div className="fixed grid place-content-center inset-0 bg-chalkboard-110/50 z-50">
       <div className="max-w-3xl bg-chalkboard-10 dark:bg-chalkboard-90 p-8 rounded">
         <h1 className="text-2xl font-bold flex gap-4 flex-wrap items-center">

src/routes/Onboarding/Sketching.tsx

@@ -3,18 +3,16 @@ import { ActionButton } from '../../components/ActionButton'
 import { onboardingPaths, useDismiss, useNextClick } from '.'
 import { useStore } from 'useStore'
 import { useEffect } from 'react'
+import { kclManager } from 'lang/KclSinglton'
 
 export default function Sketching() {
-  const { deferredSetCode, buttonDownInStream } = useStore((s) => ({
-    deferredSetCode: s.deferredSetCode,
-    buttonDownInStream: s.buttonDownInStream,
-  }))
+  const buttonDownInStream = useStore((s) => s.buttonDownInStream)
   const dismiss = useDismiss()
   const next = useNextClick(onboardingPaths.FUTURE_WORK)
 
   useEffect(() => {
-    deferredSetCode('')
-  }, [deferredSetCode])
+    kclManager.setCode('')
+  }, [])
 
   return (
     <div className="fixed grid justify-center items-end inset-0 z-50 pointer-events-none">

src/routes/Onboarding/index.tsx

@@ -1,5 +1,5 @@
 import { useHotkeys } from 'react-hotkeys-hook'
-import { Outlet, useRouteLoaderData, useNavigate } from 'react-router-dom'
+import { Outlet, useNavigate } from 'react-router-dom'
 import Introduction from './Introduction'
 import Camera from './Camera'
 import Sketching from './Sketching'
@@ -15,7 +15,10 @@ import UserMenu from './UserMenu'
 import ProjectMenu from './ProjectMenu'
 import Export from './Export'
 import FutureWork from './FutureWork'
-import { IndexLoaderData, paths } from 'Router'
+import { paths } from 'Router'
+import { useAbsoluteFilePath } from 'hooks/useAbsoluteFilePath'
+
+export const ONBOARDING_PROJECT_NAME = 'Tutorial Project $nn'
 
 export const onboardingPaths = {
   INDEX: '/',
@@ -86,29 +89,23 @@ export const onboardingRoutes = [
 ]
 
 export function useNextClick(newStatus: string) {
+  const filePath = useAbsoluteFilePath()
   const {
     settings: { send },
   } = useGlobalStateContext()
   const navigate = useNavigate()
-  const { project } = useRouteLoaderData(paths.FILE) as IndexLoaderData
 
   return useCallback(() => {
     send({
       type: 'Set Onboarding Status',
       data: { onboardingStatus: newStatus },
     })
-    navigate(
-      paths.FILE +
-        '/' +
-        encodeURIComponent(project?.path || 'new') +
-        paths.ONBOARDING.INDEX.slice(0, -1) +
-        newStatus
-    )
-  }, [project, newStatus, send, navigate])
+    navigate(filePath + paths.ONBOARDING.INDEX.slice(0, -1) + newStatus)
+  }, [filePath, newStatus, send, navigate])
 }
 
 export function useDismiss() {
-  const routeData = useRouteLoaderData(paths.FILE) as IndexLoaderData
+  const filePath = useAbsoluteFilePath()
   const {
     settings: { send },
   } = useGlobalStateContext()
@@ -119,10 +116,8 @@ export function useDismiss() {
       type: 'Set Onboarding Status',
       data: { onboardingStatus: 'dismissed' },
     })
-    navigate(
-      paths.FILE + '/' + encodeURIComponent(routeData?.project?.path || 'new')
-    )
-  }, [send, navigate, routeData])
+    navigate(filePath)
+  }, [send, navigate, filePath])
 }
 
 const Onboarding = () => {