Merge branch 'main' into pierremtb/adhoc/pnpm

e2e/playwright/can-create-sketches-on-all-planes-and-their-back-sides.spec.ts

@@ -3,6 +3,7 @@ import { HomePageFixture } from './fixtures/homePageFixture'
 import { getUtils } from './test-utils'
 import { EngineCommand } from 'lang/std/artifactGraph'
 import { uuidv4 } from 'lib/utils'
+import { SceneFixture } from './fixtures/sceneFixture'
 
 test.describe(
   'Can create sketches on all planes and their back sides',
@@ -11,16 +12,17 @@ test.describe(
     const sketchOnPlaneAndBackSideTest = async (
       page: Page,
       homePage: HomePageFixture,
+      scene: SceneFixture,
       plane: string,
       clickCoords: { x: number; y: number }
     ) => {
       const u = await getUtils(page)
-      const PUR = 400 / 37.5 //pixeltoUnitRatio
       await page.setBodyDimensions({ width: 1200, height: 500 })
 
       await homePage.goToModelingScene()
-      // FIXME: Cannot use scene.waitForExecutionDone() since there is no KCL code
+      const XYPlanRed: [number, number, number] = [98, 50, 51]
-      await page.waitForTimeout(10000)
+      await scene.expectPixelColor(XYPlanRed, { x: 700, y: 300 }, 15)
+
       await u.openDebugPanel()
 
       const coord =
@@ -43,7 +45,7 @@ test.describe(
         },
       }
 
-      const code = `sketch001 = startSketchOn('${plane}')profile001 = startProfileAt([0.9, -1.22], sketch001)`
+      const code = `sketch001 = startSketchOn('${plane}')profile001 = startProfileAt([0.91, -1.22], sketch001)`
 
       await u.openDebugPanel()
 
@@ -56,17 +58,14 @@ test.describe(
 
       await u.closeDebugPanel()
       await page.mouse.click(clickCoords.x, clickCoords.y)
-      await page.waitForTimeout(300) // wait for animation
+      await page.waitForTimeout(600) // wait for animation
 
       await expect(
         page.getByRole('button', { name: 'line Line', exact: true })
       ).toBeVisible()
 
-      // draw a line
-      const startXPx = 600
-
       await u.closeDebugPanel()
-      await page.mouse.click(startXPx + PUR * 10, 500 - PUR * 10)
+      await page.mouse.click(707, 393)
 
       await expect(page.locator('.cm-content')).toHaveText(code)
 
@@ -81,49 +80,50 @@ test.describe(
       await u.clearCommandLogs()
       await u.removeCurrentCode()
     }
-    test('XY', async ({ page, homePage }) => {
-      await sketchOnPlaneAndBackSideTest(
-        page,
-        homePage,
-        'XY',
-        { x: 600, y: 388 } // red plane
-        // { x: 600, y: 400 }, // red plane // clicks grid helper and that causes problems, should fix so that these coords work too.
-      )
-    })
 
-    test('YZ', async ({ page, homePage }) => {
+    const planeConfigs = [
-      await sketchOnPlaneAndBackSideTest(page, homePage, 'YZ', {
+      {
-        x: 700,
+        plane: 'XY',
-        y: 250,
+        coords: { x: 600, y: 388 },
-      }) // green plane
+        description: 'red plane',
-    })
+      },
+      {
+        plane: 'YZ',
+        coords: { x: 700, y: 250 },
+        description: 'green plane',
+      },
+      {
+        plane: 'XZ',
+        coords: { x: 684, y: 427 },
+        description: 'blue plane',
+      },
+      {
+        plane: '-XY',
+        coords: { x: 600, y: 118 },
+        description: 'back of red plane',
+      },
+      {
+        plane: '-YZ',
+        coords: { x: 700, y: 219 },
+        description: 'back of green plane',
+      },
+      {
+        plane: '-XZ',
+        coords: { x: 700, y: 80 },
+        description: 'back of blue plane',
+      },
+    ]
 
-    test('XZ', async ({ page, homePage }) => {
+    for (const config of planeConfigs) {
-      await sketchOnPlaneAndBackSideTest(page, homePage, '-XZ', {
+      test(config.plane, async ({ page, homePage, scene }) => {
-        x: 700,
+        await sketchOnPlaneAndBackSideTest(
-        y: 80,
+          page,
-      }) // blue plane
+          homePage,
-    })
+          scene,
-
+          config.plane,
-    test('-XY', async ({ page, homePage }) => {
+          config.coords
-      await sketchOnPlaneAndBackSideTest(page, homePage, '-XY', {
+        )
-        x: 600,
+      })
-        y: 118,
+    }
-      }) // back of red plane
-    })
-
-    test('-YZ', async ({ page, homePage }) => {
-      await sketchOnPlaneAndBackSideTest(page, homePage, '-YZ', {
-        x: 700,
-        y: 219,
-      }) // back of green plan
-    })
-
-    test('-XZ', async ({ page, homePage }) => {
-      await sketchOnPlaneAndBackSideTest(page, homePage, 'XZ', {
-        x: 700,
-        y: 427,
-      }) // back of blue plane
-    })
   }
 )

e2e/playwright/regression-tests.spec.ts

@@ -629,6 +629,39 @@ extrude001 = extrude(sketch001, length = 50)
       )
     })
   })
+
+  test(`Toolbar doesn't show modeling tools during sketch plane selection animation`, async ({
+    page,
+    homePage,
+    toolbar,
+  }) => {
+    await test.step('Load an empty file', async () => {
+      await page.addInitScript(async () => {
+        localStorage.setItem('persistCode', '')
+      })
+      await page.setBodyDimensions({ width: 1200, height: 500 })
+      await homePage.goToModelingScene()
+    })
+
+    const toolBarMode = () =>
+      page.locator('[data-currentMode]').getAttribute('data-currentMode')
+
+    await test.step('Start sketch and select a plane', async () => {
+      await expect.poll(toolBarMode).toEqual('modeling')
+      // Click the start sketch button
+      await toolbar.startSketchPlaneSelection()
+
+      // Click on a default plane at position [700, 200]
+      await page.mouse.click(700, 200)
+
+      // Check that the modeling toolbar doesn't appear during the animation
+      // The animation typically takes around 500ms, so we'll check for a second
+      await expect.poll(toolBarMode, { timeout: 1000 }).not.toEqual('modeling')
+
+      // After animation completes, we should see the sketching toolbar
+      await expect.poll(toolBarMode).toEqual('sketching')
+    })
+  })
 })
 
 async function clickExportButton(page: Page) {

e2e/playwright/snapshots/prompt-to-edit/prompt-to-edit-snapshot-tests-spec-ts--change-colour.snap.json

@@ -29,5 +29,5 @@
       }
     }
   ],
-  "kcl_version": "0.2.41"
+  "kcl_version": "0.2.44"
 }

src/Toolbar.tsx

@@ -167,7 +167,10 @@ export function Toolbar({
   }, [currentMode, disableAllButtons, configCallbackProps])
 
   return (
-    <menu className="max-w-full whitespace-nowrap rounded-b px-2 py-1 bg-chalkboard-10 dark:bg-chalkboard-90 relative border border-chalkboard-30 dark:border-chalkboard-80 border-t-0 shadow-sm">
+    <menu
+      data-currentMode={currentMode}
+      className="max-w-full whitespace-nowrap rounded-b px-2 py-1 bg-chalkboard-10 dark:bg-chalkboard-90 relative border border-chalkboard-30 dark:border-chalkboard-80 border-t-0 shadow-sm"
+    >
       <ul
         {...props}
         ref={toolbarButtonsRef}

src/clientSideScene/sceneEntities.ts

@@ -72,6 +72,7 @@ import {
   addCallExpressionsToPipe,
   addCloseToPipe,
   addNewSketchLn,
+  ARG_END_ABSOLUTE,
   changeSketchArguments,
   updateStartProfileAtArgs,
 } from 'lang/std/sketch'
@@ -904,7 +905,7 @@ export class SceneEntities {
                     createPipeSubstitution(),
                   ])
                 : createCallExpressionStdLibKw('line', null, [
-                    createLabeledArg('endAbsolute', originCoords),
+                    createLabeledArg(ARG_END_ABSOLUTE, originCoords),
                   ]),
             ],
           })

src/lang/errors.ts

@@ -159,7 +159,7 @@ export class KCLTypeError extends KCLError {
   }
 }
 
-export class KCLUnimplementedError extends KCLError {
+export class KCLIoError extends KCLError {
   constructor(
     msg: string,
     sourceRange: SourceRange,
@@ -169,7 +169,7 @@ export class KCLUnimplementedError extends KCLError {
     filenames: { [x: number]: ModulePath | undefined }
   ) {
     super(
-      'unimplemented',
+      'io',
       msg,
       sourceRange,
       operations,
@@ -177,7 +177,7 @@ export class KCLUnimplementedError extends KCLError {
       artifactGraph,
       filenames
     )
-    Object.setPrototypeOf(this, KCLUnimplementedError.prototype)
+    Object.setPrototypeOf(this, KCLIoError.prototype)
   }
 }
 

src/lang/std/sketch.ts

@@ -629,8 +629,8 @@ export const lineTo: SketchLineHelperKw = {
     const { node: callExpression } = nodeMeta
 
     const toArrExp = createArrayExpression([
-      createLiteral(roundOff(to[0] - from[0], 2)),
+      createLiteral(roundOff(to[0], 2)),
-      createLiteral(roundOff(to[1] - from[1], 2)),
+      createLiteral(roundOff(to[1], 2)),
     ])
 
     mutateKwArg(ARG_END_ABSOLUTE, callExpression, toArrExp)
@@ -2348,7 +2348,7 @@ export function changeSketchArguments(
   if (fnName in sketchLineHelperMapKw) {
     const isAbsolute =
       callExpression.type === 'CallExpressionKw' &&
-      findKwArg('endAbsolute', callExpression) !== undefined
+      findKwArg(ARG_END_ABSOLUTE, callExpression) !== undefined
     const correctFnName = fnName === 'line' && isAbsolute ? 'lineTo' : fnName
     const { updateArgs } = sketchLineHelperMapKw[correctFnName]
     if (!updateArgs) {
@@ -2391,7 +2391,7 @@ export function getConstraintInfoKw(
   const fnName = callExpression?.callee?.name || ''
   const isAbsolute =
     fnName === 'circleThreePoint' ||
-    findKwArg('endAbsolute', callExpression) !== undefined
+    findKwArg(ARG_END_ABSOLUTE, callExpression) !== undefined
   if (!(fnName in sketchLineHelperMapKw)) return []
   const correctFnName = fnName === 'line' && isAbsolute ? 'lineTo' : fnName
   return sketchLineHelperMapKw[correctFnName].getConstraintInfo(

src/lang/std/sketchcombos.ts

@@ -138,7 +138,7 @@ function createCallWrapper(
     }
     if (tooltip === 'lineTo') {
       const labeledArgs = [
-        createLabeledArg('endAbsolute', createArrayExpression(val)),
+        createLabeledArg(ARG_END_ABSOLUTE, createArrayExpression(val)),
       ]
       if (tag) {
         labeledArgs.push(createLabeledArg(ARG_TAG, tag))

src/lang/wasm.ts

@@ -12,7 +12,6 @@ import {
   get_kcl_version,
   make_default_planes,
   coredump,
-  toml_stringify,
   default_app_settings,
   parse_app_settings,
   parse_project_settings,
@@ -21,6 +20,8 @@ import {
   clear_scene_and_bust_cache,
   kcl_settings,
   change_kcl_settings,
+  serialize_project_configuration,
+  serialize_configuration,
   reloadModule,
 } from 'lib/wasm_lib_wrapper'
 
@@ -636,10 +637,6 @@ export async function coreDump(
   }
 }
 
-export function tomlStringify(toml: any): string | Error {
-  return toml_stringify(JSON.stringify(toml))
-}
-
 export function defaultAppSettings(): DeepPartial<Configuration> | Error {
   return default_app_settings()
 }
@@ -786,3 +783,27 @@ export function unitAngToUnitAngle(input: UnitAng): UnitAngle {
 export function getKclVersion(): string {
   return get_kcl_version()
 }
+
+/**
+ * Serialize a project configuration to a TOML string.
+ */
+export function serializeConfiguration(configuration: any): string | Error {
+  try {
+    return serialize_configuration(configuration)
+  } catch (e: any) {
+    return new Error(`Error serializing configuration: ${e}`)
+  }
+}
+
+/**
+ * Serialize a project configuration to a TOML string.
+ */
+export function serializeProjectConfiguration(
+  configuration: any
+): string | Error {
+  try {
+    return serialize_project_configuration(configuration)
+  } catch (e: any) {
+    return new Error(`Error serializing project configuration: ${e}`)
+  }
+}

src/lib/rectangleTool.ts

@@ -24,6 +24,7 @@ import {
   isBinaryExpression,
   isLiteralValueNumber,
 } from 'lang/util'
+import { ARG_END_ABSOLUTE } from 'lang/std/sketch'
 
 /**
  * It does not create the startSketchOn and it does not create the startProfileAt.
@@ -70,7 +71,7 @@ export const getRectangleCallExpressions = (
   ]),
   createCallExpressionStdLibKw('line', null, [
     createLabeledArg(
-      'endAbsolute',
+      ARG_END_ABSOLUTE,
       createArrayExpression([
         createCallExpressionStdLib('profileStartX', [createPipeSubstitution()]),
         createCallExpressionStdLib('profileStartY', [createPipeSubstitution()]),

src/lib/settings/settingsUtils.ts

@@ -4,7 +4,8 @@ import {
   initPromise,
   parseAppSettings,
   parseProjectSettings,
-  tomlStringify,
+  serializeConfiguration,
+  serializeProjectConfiguration,
 } from 'lang/wasm'
 import { mouseControlsToCameraSystem } from 'lib/cameraControls'
 import { BROWSER_PROJECT_NAME } from 'lib/constants'
@@ -131,7 +132,7 @@ export function readLocalStorageAppSettingsFile():
   } catch (e) {
     const settings = defaultAppSettings()
     if (err(settings)) return settings
-    const tomlStr = tomlStringify(settings)
+    const tomlStr = serializeConfiguration(settings)
     if (err(tomlStr)) return tomlStr
 
     localStorage.setItem(localStorageAppSettingsPath(), tomlStr)
@@ -152,7 +153,7 @@ function readLocalStorageProjectSettingsFile():
   const projectSettings = parseProjectSettings(stored)
   if (err(projectSettings)) {
     const settings = defaultProjectSettings()
-    const tomlStr = tomlStringify(settings)
+    const tomlStr = serializeProjectConfiguration(settings)
     if (err(tomlStr)) return tomlStr
 
     localStorage.setItem(localStorageProjectSettingsPath(), tomlStr)
@@ -229,7 +230,7 @@ export async function saveSettings(
 
   // Get the user settings.
   const jsAppSettings = getChangedSettingsAtLevel(allSettings, 'user')
-  const appTomlString = tomlStringify({ settings: jsAppSettings })
+  const appTomlString = serializeConfiguration({ settings: jsAppSettings })
   if (err(appTomlString)) return
 
   // Write the app settings.
@@ -246,7 +247,9 @@ export async function saveSettings(
 
   // Get the project settings.
   const jsProjectSettings = getChangedSettingsAtLevel(allSettings, 'project')
-  const projectTomlString = tomlStringify({ settings: jsProjectSettings })
+  const projectTomlString = serializeProjectConfiguration({
+    settings: jsProjectSettings,
+  })
   if (err(projectTomlString)) return
 
   // Write the project settings.

src/lib/toolbar.ts

@@ -56,7 +56,12 @@ export type ToolbarItemResolved = Omit<
 export const toolbarConfig: Record<ToolbarModeName, ToolbarMode> = {
   modeling: {
     check: (state) =>
-      !(state.matches('Sketch') || state.matches('Sketch no face')),
+      !(
+        state.matches('Sketch') ||
+        state.matches('Sketch no face') ||
+        state.matches('animating to existing sketch') ||
+        state.matches('animating to plane')
+      ),
     items: [
       {
         id: 'sketch',
@@ -330,7 +335,10 @@ export const toolbarConfig: Record<ToolbarModeName, ToolbarMode> = {
   },
   sketching: {
     check: (state) =>
-      state.matches('Sketch') || state.matches('Sketch no face'),
+      state.matches('Sketch') ||
+      state.matches('Sketch no face') ||
+      state.matches('animating to existing sketch') ||
+      state.matches('animating to plane'),
     items: [
       {
         id: 'sketch-exit',

src/lib/wasm_lib_wrapper.ts

@@ -19,7 +19,6 @@ import {
   get_tangential_arc_to_info as GetTangentialArcToInfo,
   make_default_planes as MakeDefaultPlanes,
   coredump as CoreDump,
-  toml_stringify as TomlStringify,
   default_app_settings as DefaultAppSettings,
   parse_app_settings as ParseAppSettings,
   parse_project_settings as ParseProjectSettings,
@@ -29,6 +28,8 @@ import {
   kcl_settings as KclSettings,
   change_kcl_settings as ChangeKclSettings,
   get_kcl_version as GetKclVersion,
+  serialize_configuration as SerializeConfiguration,
+  serialize_project_configuration as SerializeProjectConfiguration,
 } from '../wasm-lib/pkg/wasm_lib'
 
 type ModuleType = typeof import('../wasm-lib/pkg/wasm_lib')
@@ -86,9 +87,6 @@ export const make_default_planes: typeof MakeDefaultPlanes = (...args) => {
 export const coredump: typeof CoreDump = (...args) => {
   return getModule().coredump(...args)
 }
-export const toml_stringify: typeof TomlStringify = (...args) => {
-  return getModule().toml_stringify(...args)
-}
 export const default_app_settings: typeof DefaultAppSettings = (...args) => {
   return getModule().default_app_settings(...args)
 }
@@ -122,3 +120,12 @@ export const change_kcl_settings: typeof ChangeKclSettings = (...args) => {
 export const get_kcl_version: typeof GetKclVersion = () => {
   return getModule().get_kcl_version()
 }
+export const serialize_configuration: typeof SerializeConfiguration = (
+  ...args
+) => {
+  return getModule().serialize_configuration(...args)
+}
+export const serialize_project_configuration: typeof SerializeProjectConfiguration =
+  (...args) => {
+    return getModule().serialize_project_configuration(...args)
+  }

src/wasm-lib/Cargo.lock

@@ -730,7 +730,7 @@ dependencies = [
 
 [[package]]
 name = "derive-docs"
-version = "0.1.40"
+version = "0.1.44"
 dependencies = [
  "Inflector",
  "anyhow",
@@ -1724,7 +1724,7 @@ dependencies = [
 
 [[package]]
 name = "kcl-lib"
-version = "0.2.41"
+version = "0.2.44"
 dependencies = [
  "anyhow",
  "approx 0.5.1",
@@ -1791,7 +1791,7 @@ dependencies = [
 
 [[package]]
 name = "kcl-test-server"
-version = "0.1.40"
+version = "0.1.44"
 dependencies = [
  "anyhow",
  "hyper 0.14.32",

src/wasm-lib/derive-docs/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "derive-docs"
 description = "A tool for generating documentation from Rust derive macros"
-version = "0.1.40"
+version = "0.1.44"
 edition = "2021"
 license = "MIT"
 repository = "https://github.com/KittyCAD/modeling-app"

src/wasm-lib/kcl-test-server/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "kcl-test-server"
 description = "A test server for KCL"
-version = "0.1.40"
+version = "0.1.44"
 edition = "2021"
 license = "MIT"
 

src/wasm-lib/kcl/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "kcl-lib"
 description = "KittyCAD Language implementation and tools"
-version = "0.2.41"
+version = "0.2.44"
 edition = "2021"
 license = "MIT"
 repository = "https://github.com/KittyCAD/modeling-app"
@@ -22,7 +22,7 @@ clap = { version = "4.5.27", default-features = false, optional = true, features
 ] }
 convert_case = "0.6.0"
 dashmap = "6.1.0"
-derive-docs = { version = "0.1.40", path = "../derive-docs" }
+derive-docs = { version = "0.1.44", path = "../derive-docs" }
 dhat = { version = "0.3", optional = true }
 fnv = "1.0.7"
 form_urlencoded = "1.2.1"

src/wasm-lib/kcl/src/errors.rs

@@ -87,8 +87,8 @@ pub enum KclError {
     ImportCycle(KclErrorDetails),
     #[error("type: {0:?}")]
     Type(KclErrorDetails),
-    #[error("unimplemented: {0:?}")]
+    #[error("i/o: {0:?}")]
-    Unimplemented(KclErrorDetails),
+    Io(KclErrorDetails),
     #[error("unexpected: {0:?}")]
     Unexpected(KclErrorDetails),
     #[error("value already defined: {0:?}")]
@@ -150,7 +150,7 @@ impl KclErrorWithOutputs {
             source_files: Default::default(),
         }
     }
-    pub fn into_miette_report_with_outputs(self, code: &str) -> anyhow::Result<ReportWithOutputs> {
+    pub fn into_miette_report_with_outputs(self) -> anyhow::Result<ReportWithOutputs> {
         let mut source_ranges = self.error.source_ranges();
 
         // Pop off the first source range to get the filename.
@@ -162,33 +162,23 @@ impl KclErrorWithOutputs {
             .source_files
             .get(&first_source_range.module_id())
             .cloned()
-            .unwrap_or(ModuleSource {
+            .ok_or_else(|| {
-                source: code.to_string(),
+                anyhow::anyhow!(
-                path: self
+                    "Could not find source file for module id: {:?}",
-                    .filenames
+                    first_source_range.module_id()
-                    .get(&first_source_range.module_id())
+                )
-                    .ok_or_else(|| {
+            })?;
-                        anyhow::anyhow!(
-                            "Could not find filename for module id: {:?}",
-                            first_source_range.module_id()
-                        )
-                    })?
-                    .clone(),
-            });
         let filename = source.path.to_string();
         let kcl_source = source.source.to_string();
 
         let mut related = Vec::new();
         for source_range in source_ranges {
             let module_id = source_range.module_id();
-            let source = self.source_files.get(&module_id).cloned().unwrap_or(ModuleSource {
+            let source = self
-                source: code.to_string(),
+                .source_files
-                path: self
+                .get(&module_id)
-                    .filenames
+                .cloned()
-                    .get(&module_id)
+                .ok_or_else(|| anyhow::anyhow!("Could not find source file for module id: {:?}", module_id))?;
-                    .ok_or_else(|| anyhow::anyhow!("Could not find filename for module id: {:?}", module_id))?
-                    .clone(),
-            });
             let error = self.error.override_source_ranges(vec![source_range]);
             let report = Report {
                 error,
@@ -278,7 +268,7 @@ impl miette::Diagnostic for ReportWithOutputs {
             KclError::Semantic(_) => "Semantic",
             KclError::ImportCycle(_) => "ImportCycle",
             KclError::Type(_) => "Type",
-            KclError::Unimplemented(_) => "Unimplemented",
+            KclError::Io(_) => "I/O",
             KclError::Unexpected(_) => "Unexpected",
             KclError::ValueAlreadyDefined(_) => "ValueAlreadyDefined",
             KclError::UndefinedValue(_) => "UndefinedValue",
@@ -328,7 +318,7 @@ impl miette::Diagnostic for Report {
             KclError::Semantic(_) => "Semantic",
             KclError::ImportCycle(_) => "ImportCycle",
             KclError::Type(_) => "Type",
-            KclError::Unimplemented(_) => "Unimplemented",
+            KclError::Io(_) => "I/O",
             KclError::Unexpected(_) => "Unexpected",
             KclError::ValueAlreadyDefined(_) => "ValueAlreadyDefined",
             KclError::UndefinedValue(_) => "UndefinedValue",
@@ -387,7 +377,7 @@ impl KclError {
             KclError::Semantic(_) => "semantic",
             KclError::ImportCycle(_) => "import cycle",
             KclError::Type(_) => "type",
-            KclError::Unimplemented(_) => "unimplemented",
+            KclError::Io(_) => "i/o",
             KclError::Unexpected(_) => "unexpected",
             KclError::ValueAlreadyDefined(_) => "value already defined",
             KclError::UndefinedValue(_) => "undefined value",
@@ -404,7 +394,7 @@ impl KclError {
             KclError::Semantic(e) => e.source_ranges.clone(),
             KclError::ImportCycle(e) => e.source_ranges.clone(),
             KclError::Type(e) => e.source_ranges.clone(),
-            KclError::Unimplemented(e) => e.source_ranges.clone(),
+            KclError::Io(e) => e.source_ranges.clone(),
             KclError::Unexpected(e) => e.source_ranges.clone(),
             KclError::ValueAlreadyDefined(e) => e.source_ranges.clone(),
             KclError::UndefinedValue(e) => e.source_ranges.clone(),
@@ -422,7 +412,7 @@ impl KclError {
             KclError::Semantic(e) => &e.message,
             KclError::ImportCycle(e) => &e.message,
             KclError::Type(e) => &e.message,
-            KclError::Unimplemented(e) => &e.message,
+            KclError::Io(e) => &e.message,
             KclError::Unexpected(e) => &e.message,
             KclError::ValueAlreadyDefined(e) => &e.message,
             KclError::UndefinedValue(e) => &e.message,
@@ -440,7 +430,7 @@ impl KclError {
             KclError::Semantic(e) => e.source_ranges = source_ranges,
             KclError::ImportCycle(e) => e.source_ranges = source_ranges,
             KclError::Type(e) => e.source_ranges = source_ranges,
-            KclError::Unimplemented(e) => e.source_ranges = source_ranges,
+            KclError::Io(e) => e.source_ranges = source_ranges,
             KclError::Unexpected(e) => e.source_ranges = source_ranges,
             KclError::ValueAlreadyDefined(e) => e.source_ranges = source_ranges,
             KclError::UndefinedValue(e) => e.source_ranges = source_ranges,
@@ -460,7 +450,7 @@ impl KclError {
             KclError::Semantic(e) => e.source_ranges.extend(source_ranges),
             KclError::ImportCycle(e) => e.source_ranges.extend(source_ranges),
             KclError::Type(e) => e.source_ranges.extend(source_ranges),
-            KclError::Unimplemented(e) => e.source_ranges.extend(source_ranges),
+            KclError::Io(e) => e.source_ranges.extend(source_ranges),
             KclError::Unexpected(e) => e.source_ranges.extend(source_ranges),
             KclError::ValueAlreadyDefined(e) => e.source_ranges.extend(source_ranges),
             KclError::UndefinedValue(e) => e.source_ranges.extend(source_ranges),

src/wasm-lib/kcl/src/execution/mod.rs

@@ -34,7 +34,7 @@ use crate::{
     },
     fs::FileManager,
     modules::{ModuleId, ModulePath},
-    parsing::ast::types::{Expr, ImportPath, Node, NodeRef, Program},
+    parsing::ast::types::{Expr, ImportPath, NodeRef},
     settings::types::UnitLength,
     source_range::SourceRange,
     std::StdLib,
@@ -532,7 +532,7 @@ impl ExecutorContext {
             }
         }
 
-        let result = self.inner_run(&program.ast, &mut exec_state, true).await?;
+        let result = self.inner_run(&program, &mut exec_state, true).await?;
 
         // Restore any temporary variables, then save any newly created variables back to
         // memory in case another run wants to use them. Note this is just saved to the preserved
@@ -585,9 +585,15 @@ impl ExecutorContext {
                             .await
                             .is_err()
                     {
-                        (true, program.ast)
+                        (true, program)
                     } else {
-                        (clear_scene, changed_program)
+                        (
+                            clear_scene,
+                            crate::Program {
+                                ast: changed_program,
+                                original_file_contents: program.original_file_contents,
+                            },
+                        )
                     }
                 }
                 CacheResult::NoAction(true) => {
@@ -608,7 +614,7 @@ impl ExecutorContext {
 
                         return Ok(old_state.to_wasm_outcome(result_env));
                     }
-                    (true, program.ast)
+                    (true, program)
                 }
                 CacheResult::NoAction(false) => return Ok(old_state.to_wasm_outcome(result_env)),
             };
@@ -636,7 +642,7 @@ impl ExecutorContext {
             self.send_clear_scene(&mut exec_state, Default::default())
                 .await
                 .map_err(KclErrorWithOutputs::no_outputs)?;
-            (program.ast, exec_state, false)
+            (program, exec_state, false)
         };
 
         let result = self.inner_run(&program, &mut exec_state, preserve_mem).await;
@@ -650,7 +656,7 @@ impl ExecutorContext {
 
         // Save this as the last successful execution to the cache.
         cache::write_old_ast(OldAstState {
-            ast: program,
+            ast: program.ast,
             exec_state: exec_state.clone(),
             settings: self.settings.clone(),
             result_env: result.0,
@@ -691,18 +697,19 @@ impl ExecutorContext {
         self.send_clear_scene(exec_state, Default::default())
             .await
             .map_err(KclErrorWithOutputs::no_outputs)?;
-        self.inner_run(&program.ast, exec_state, false).await
+        self.inner_run(program, exec_state, false).await
     }
 
     /// Perform the execution of a program.  Accept all possible parameters and
     /// output everything.
     async fn inner_run(
         &self,
-        program: &Node<Program>,
+        program: &crate::Program,
         exec_state: &mut ExecState,
         preserve_mem: bool,
     ) -> Result<(EnvironmentRef, Option<ModelingSessionData>), KclErrorWithOutputs> {
         let _stats = crate::log::LogPerfStats::new("Interpretation");
+        exec_state.add_root_module_contents(program);
 
         // Re-apply the settings, in case the cache was busted.
         self.engine
@@ -711,7 +718,7 @@ impl ExecutorContext {
             .map_err(KclErrorWithOutputs::no_outputs)?;
 
         let env_ref = self
-            .execute_and_build_graph(program, exec_state, preserve_mem)
+            .execute_and_build_graph(&program.ast, exec_state, preserve_mem)
             .await
             .map_err(|e| {
                 let module_id_to_module_path: IndexMap<ModuleId, ModulePath> = exec_state

src/wasm-lib/kcl/src/execution/state.rs

@@ -182,8 +182,27 @@ impl ExecState {
         self.global.path_to_source_id.insert(path.clone(), id);
     }
 
+    pub(crate) fn add_root_module_contents(&mut self, program: &crate::Program) {
+        let root_id = ModuleId::default();
+        // Get the path for the root module.
+        let path = self
+            .global
+            .path_to_source_id
+            .iter()
+            .find(|(_, v)| **v == root_id)
+            .unwrap()
+            .0
+            .clone();
+        self.add_id_to_source(
+            root_id,
+            ModuleSource {
+                path,
+                source: program.original_file_contents.to_string(),
+            },
+        );
+    }
+
     pub(super) fn add_id_to_source(&mut self, id: ModuleId, source: ModuleSource) {
-        debug_assert!(!self.global.id_to_source.contains_key(&id));
         self.global.id_to_source.insert(id, source.clone());
     }
 
@@ -251,8 +270,6 @@ impl GlobalState {
         global
             .path_to_source_id
             .insert(ModulePath::Local { value: root_path }, root_id);
-        // Ideally we'd have a way to set the root module's source here, but
-        // we don't have a way to get the source from the executor settings.
         global
     }
 }

src/wasm-lib/kcl/src/fs/local.rs

@@ -31,7 +31,7 @@ impl FileSystem for FileManager {
         source_range: SourceRange,
     ) -> Result<Vec<u8>, KclError> {
         tokio::fs::read(&path).await.map_err(|e| {
-            KclError::Engine(KclErrorDetails {
+            KclError::Io(KclErrorDetails {
                 message: format!("Failed to read file `{}`: {}", path.as_ref().display(), e),
                 source_ranges: vec![source_range],
             })
@@ -44,7 +44,7 @@ impl FileSystem for FileManager {
         source_range: SourceRange,
     ) -> Result<String, KclError> {
         tokio::fs::read_to_string(&path).await.map_err(|e| {
-            KclError::Engine(KclErrorDetails {
+            KclError::Io(KclErrorDetails {
                 message: format!("Failed to read file `{}`: {}", path.as_ref().display(), e),
                 source_ranges: vec![source_range],
             })
@@ -60,7 +60,7 @@ impl FileSystem for FileManager {
             if e.kind() == std::io::ErrorKind::NotFound {
                 Ok(false)
             } else {
-                Err(KclError::Engine(KclErrorDetails {
+                Err(KclError::Io(KclErrorDetails {
                     message: format!("Failed to check if file `{}` exists: {}", path.as_ref().display(), e),
                     source_ranges: vec![source_range],
                 }))
@@ -82,7 +82,7 @@ impl FileSystem for FileManager {
             }
 
             let mut read_dir = tokio::fs::read_dir(&path).await.map_err(|e| {
-                KclError::Engine(KclErrorDetails {
+                KclError::Io(KclErrorDetails {
                     message: format!("Failed to read directory `{}`: {}", path.display(), e),
                     source_ranges: vec![source_range],
                 })

src/wasm-lib/kcl/src/lib.rs

@@ -134,6 +134,11 @@ use crate::log::{log, logln};
 pub struct Program {
     #[serde(flatten)]
     pub ast: parsing::ast::types::Node<parsing::ast::types::Program>,
+    // The ui doesn't need to know about this.
+    // It's purely used for saving the contents of the original file, so we can use it for errors.
+    // Because in the case of the root file, we don't want to read the file from disk again.
+    #[serde(skip)]
+    pub original_file_contents: String,
 }
 
 #[cfg(any(test, feature = "lsp-test-util"))]
@@ -147,7 +152,13 @@ impl Program {
         let tokens = parsing::token::lex(input, module_id)?;
         let (ast, errs) = parsing::parse_tokens(tokens).0?;
 
-        Ok((ast.map(|ast| Program { ast }), errs))
+        Ok((
+            ast.map(|ast| Program {
+                ast,
+                original_file_contents: input.to_string(),
+            }),
+            errs,
+        ))
     }
 
     pub fn parse_no_errs(input: &str) -> Result<Program, KclError> {
@@ -155,7 +166,10 @@ impl Program {
         let tokens = parsing::token::lex(input, module_id)?;
         let ast = parsing::parse_tokens(tokens).parse_errs_as_err()?;
 
-        Ok(Program { ast })
+        Ok(Program {
+            ast,
+            original_file_contents: input.to_string(),
+        })
     }
 
     pub fn compute_digest(&mut self) -> parsing::ast::digest::Digest {
@@ -168,9 +182,10 @@ impl Program {
     }
 
     /// Change the meta settings for the kcl file.
-    pub fn change_meta_settings(&mut self, settings: crate::MetaSettings) -> Result<Self, KclError> {
+    pub fn change_meta_settings(&self, settings: crate::MetaSettings) -> Result<Self, KclError> {
         Ok(Self {
             ast: self.ast.change_meta_settings(settings)?,
+            original_file_contents: self.original_file_contents.clone(),
         })
     }
 
@@ -192,12 +207,6 @@ impl Program {
     }
 }
 
-impl From<parsing::ast::types::Node<parsing::ast::types::Program>> for Program {
-    fn from(ast: parsing::ast::types::Node<parsing::ast::types::Program>) -> Program {
-        Self { ast }
-    }
-}
-
 #[inline]
 fn try_f64_to_usize(f: f64) -> Option<usize> {
     let i = f as usize;

src/wasm-lib/kcl/src/lsp/kcl/mod.rs

@@ -46,7 +46,7 @@ use crate::{
     errors::Suggestion,
     lsp::{backend::Backend as _, util::IntoDiagnostic},
     parsing::{
-        ast::types::{Expr, Node, VariableKind},
+        ast::types::{Expr, VariableKind},
         token::TokenStream,
         PIPE_OPERATOR,
     },
@@ -102,7 +102,7 @@ pub struct Backend {
     /// Token maps.
     pub(super) token_map: DashMap<String, TokenStream>,
     /// AST maps.
-    pub ast_map: DashMap<String, Node<crate::parsing::ast::types::Program>>,
+    pub ast_map: DashMap<String, crate::Program>,
     /// Current code.
     pub code_map: DashMap<String, Vec<u8>>,
     /// Diagnostics.
@@ -327,11 +327,17 @@ impl crate::lsp::backend::Backend for Backend {
         // this if it backfires and only hork the LSP.
         ast.compute_digest();
 
+        // Save it as a program.
+        let ast = crate::Program {
+            ast,
+            original_file_contents: params.text.clone(),
+        };
+
         // Check if the ast changed.
         let ast_changed = match self.ast_map.get(&filename) {
             Some(old_ast) => {
                 // Check if the ast changed.
-                *old_ast != ast
+                *old_ast.ast != *ast.ast
             }
             None => true,
         };
@@ -346,7 +352,7 @@ impl crate::lsp::backend::Backend for Backend {
             // Update the symbols map.
             self.symbols_map.insert(
                 params.uri.to_string(),
-                ast.get_lsp_symbols(&params.text).unwrap_or_default(),
+                ast.ast.get_lsp_symbols(&params.text).unwrap_or_default(),
             );
 
             // Update our semantic tokens.
@@ -361,14 +367,14 @@ impl crate::lsp::backend::Backend for Backend {
             // Only send the notification if we can execute.
             // Otherwise it confuses the client.
             self.client
-                .send_notification::<custom_notifications::AstUpdated>(ast.clone())
+                .send_notification::<custom_notifications::AstUpdated>(ast.ast.clone())
                 .await;
         }
 
         // Execute the code if we have an executor context.
         // This function automatically executes if we should & updates the diagnostics if we got
         // errors.
-        if self.execute(&params, &ast.into()).await.is_err() {
+        if self.execute(&params, &ast).await.is_err() {
             return;
         }
 
@@ -421,7 +427,7 @@ impl Backend {
             let token_modifiers_bitset = if let Some(ast) = self.ast_map.get(params.uri.as_str()) {
                 let token_index = Arc::new(Mutex::new(token_type_index));
                 let modifier_index: Arc<Mutex<u32>> = Arc::new(Mutex::new(0));
-                crate::walk::walk(&ast, |node: crate::walk::Node| {
+                crate::walk::walk(&ast.ast, |node: crate::walk::Node| {
                     let Ok(node_range): Result<SourceRange, _> = (&node).try_into() else {
                         return Ok(true);
                     };
@@ -1021,7 +1027,7 @@ impl LanguageServer for Backend {
             return Ok(None);
         };
 
-        let Some(hover) = ast.get_hover_value_for_position(pos, current_code) else {
+        let Some(hover) = ast.ast.get_hover_value_for_position(pos, current_code) else {
             return Ok(None);
         };
 
@@ -1150,13 +1156,13 @@ impl LanguageServer for Backend {
         };
 
         let position = position_to_char_index(params.text_document_position.position, current_code);
-        if ast.get_non_code_meta_for_position(position).is_some() {
+        if ast.ast.get_non_code_meta_for_position(position).is_some() {
             // If we are in a code comment we don't want to show completions.
             return Ok(None);
         }
 
         // Get the completion items for the ast.
-        let Ok(variables) = ast.completion_items() else {
+        let Ok(variables) = ast.ast.completion_items() else {
             return Ok(Some(CompletionResponse::Array(completions)));
         };
 
@@ -1211,7 +1217,7 @@ impl LanguageServer for Backend {
             return Ok(None);
         };
 
-        let Some(value) = ast.get_expr_for_position(pos) else {
+        let Some(value) = ast.ast.get_expr_for_position(pos) else {
             return Ok(None);
         };
 
@@ -1360,7 +1366,7 @@ impl LanguageServer for Backend {
         };
 
         // Get the folding ranges.
-        let folding_ranges = ast.get_lsp_folding_ranges();
+        let folding_ranges = ast.ast.get_lsp_folding_ranges();
 
         if folding_ranges.is_empty() {
             return Ok(None);

src/wasm-lib/kcl/src/lsp/tests.rs

@@ -1138,7 +1138,7 @@ fn myFn = (param1) => {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Send semantic tokens request.
     let semantic_tokens = server
@@ -2251,7 +2251,7 @@ part001 = cube([0,0], 20)
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert_eq!(ast.body.len(), 2);
+    assert_eq!(ast.ast.body.len(), 2);
 
     // Send change file.
     server
@@ -2428,7 +2428,7 @@ async fn kcl_test_kcl_lsp_full_to_empty_file_updates_ast_and_memory() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Send change file.
     server
@@ -2450,7 +2450,7 @@ async fn kcl_test_kcl_lsp_full_to_empty_file_updates_ast_and_memory() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert_eq!(ast, default_hashed);
+    assert_eq!(ast.ast, default_hashed);
 }
 
 #[tokio::test(flavor = "multi_thread")]
@@ -2479,7 +2479,7 @@ async fn kcl_test_kcl_lsp_code_unchanged_but_has_diagnostics_reexecute() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2506,11 +2506,15 @@ async fn kcl_test_kcl_lsp_code_unchanged_but_has_diagnostics_reexecute() {
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 1);
 
     // Clear the ast and memory.
-    server
+    server.ast_map.insert(
-        .ast_map
+        "file:///test.kcl".to_string(),
-        .insert("file:///test.kcl".to_string(), Node::<Program>::default());
+        crate::Program {
+            ast: Default::default(),
+            original_file_contents: Default::default(),
+        },
+    );
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert_eq!(ast, Node::<Program>::default());
+    assert_eq!(ast.ast, Node::<Program>::default());
 
     // Send change file, but the code is the same.
     server
@@ -2529,7 +2533,7 @@ async fn kcl_test_kcl_lsp_code_unchanged_but_has_diagnostics_reexecute() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2561,7 +2565,7 @@ async fn kcl_test_kcl_lsp_code_and_ast_unchanged_but_has_diagnostics_reexecute()
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2604,7 +2608,7 @@ async fn kcl_test_kcl_lsp_code_and_ast_unchanged_but_has_diagnostics_reexecute()
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2636,7 +2640,7 @@ async fn kcl_test_kcl_lsp_code_and_ast_units_unchanged_but_has_diagnostics_reexe
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2682,7 +2686,7 @@ async fn kcl_test_kcl_lsp_code_and_ast_units_unchanged_but_has_diagnostics_reexe
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2714,7 +2718,7 @@ async fn kcl_test_kcl_lsp_code_and_ast_units_unchanged_but_has_memory_reexecute_
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2739,7 +2743,7 @@ async fn kcl_test_kcl_lsp_code_and_ast_units_unchanged_but_has_memory_reexecute_
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2771,7 +2775,7 @@ async fn kcl_test_kcl_lsp_cant_execute_set() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2795,7 +2799,7 @@ async fn kcl_test_kcl_lsp_cant_execute_set() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2831,7 +2835,7 @@ async fn kcl_test_kcl_lsp_cant_execute_set() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != default_hashed);
+    assert!(ast.ast != default_hashed);
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2862,7 +2866,7 @@ async fn kcl_test_kcl_lsp_cant_execute_set() {
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have no diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 0);
@@ -2995,7 +2999,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have one diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 1);
@@ -3016,7 +3020,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have one diagnostics.
     assert_diagnostic_count(server.diagnostics_map.get("file:///test.kcl").as_deref(), 1);
@@ -3109,7 +3113,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Send change file, but the code is the same.
     server
@@ -3128,7 +3132,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have diagnostics.
 
@@ -3168,7 +3172,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Send change file, but the code is the same.
     server
@@ -3195,7 +3199,7 @@ NEW_LINT = 1"#
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Assure we have diagnostics.
 
@@ -3302,7 +3306,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Get the symbols map.
     let symbols_map = server.symbols_map.get("file:///test.kcl").unwrap().clone();
@@ -3389,7 +3393,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Get the symbols map.
     let symbols_map = server.symbols_map.get("file:///test.kcl").unwrap().clone();
@@ -3428,7 +3432,7 @@ part001 = startSketchOn('XY')
 
     // Get the ast.
     let ast = server.ast_map.get("file:///test.kcl").unwrap().clone();
-    assert!(ast != Node::<Program>::default());
+    assert!(ast.ast != Node::<Program>::default());
 
     // Get the symbols map.
     let symbols_map = server.symbols_map.get("file:///test.kcl").unwrap().clone();

src/wasm-lib/kcl/src/parsing/ast/modify.rs

@@ -182,9 +182,7 @@ pub async fn modify_ast_for_sketch(
     let recasted = program.ast.recast(&FormatOptions::default(), 0);
 
     // Re-parse the ast so we get the correct source ranges.
-    *program = crate::parsing::parse_str(&recasted, module_id)
+    program.ast = crate::parsing::parse_str(&recasted, module_id).parse_errs_as_err()?;
-        .parse_errs_as_err()?
-        .into();
 
     Ok(recasted)
 }

src/wasm-lib/kcl/src/parsing/ast/types/mod.rs

@@ -275,7 +275,7 @@ impl Node<Program> {
         Ok(None)
     }
 
-    pub fn change_meta_settings(&mut self, settings: crate::execution::MetaSettings) -> Result<Self, KclError> {
+    pub fn change_meta_settings(&self, settings: crate::execution::MetaSettings) -> Result<Self, KclError> {
         let mut new_program = self.clone();
         let mut found = false;
         for node in &mut new_program.inner_attrs {
@@ -4035,7 +4035,7 @@ startSketchOn('XY')"#;
         let some_program_string = r#"@settings(defaultLengthUnit = inch)
 
 startSketchOn('XY')"#;
-        let mut program = crate::parsing::top_level_parse(some_program_string).unwrap();
+        let program = crate::parsing::top_level_parse(some_program_string).unwrap();
         let result = program.meta_settings().unwrap();
         assert!(result.is_some());
         let meta_settings = result.unwrap();
@@ -4077,7 +4077,7 @@ startSketchOn('XY')
     #[tokio::test(flavor = "multi_thread")]
     async fn test_parse_get_meta_settings_nothing_to_mm() {
         let some_program_string = r#"startSketchOn('XY')"#;
-        let mut program = crate::parsing::top_level_parse(some_program_string).unwrap();
+        let program = crate::parsing::top_level_parse(some_program_string).unwrap();
         let result = program.meta_settings().unwrap();
         assert!(result.is_none());
 

src/wasm-lib/kcl/src/simulation_tests.rs

@@ -84,10 +84,14 @@ async fn execute(test_name: &str, render_to_png: bool) {
     let Ok(ast) = ast_res else {
         return;
     };
+    let ast = crate::Program {
+        ast,
+        original_file_contents: read("input.kcl", test_name),
+    };
 
     // Run the program.
     let exec_res = crate::test_server::execute_and_snapshot_ast(
-        ast.into(),
+        ast,
         crate::settings::types::UnitLength::Mm,
         Some(Path::new("tests").join(test_name).join("input.kcl").to_owned()),
     )
@@ -132,10 +136,7 @@ async fn execute(test_name: &str, render_to_png: bool) {
                         Box::new(miette::MietteHandlerOpts::new().show_related_errors_as_nested().build())
                     }))
                     .unwrap();
-                    let report = error
+                    let report = error.clone().into_miette_report_with_outputs().unwrap();
-                        .clone()
-                        .into_miette_report_with_outputs(&read("input.kcl", test_name))
-                        .unwrap();
                     let report = miette::Report::new(report);
                     if previously_passed {
                         eprintln!("This test case failed, but it previously passed. If this is intended, and the test should actually be failing now, please delete kcl/{ok_path_str} and other associated passing artifacts");

src/wasm-lib/kcl/tests/import_file_not_exist_error/execution_error.snap

@@ -2,9 +2,9 @@
 source: kcl/src/simulation_tests.rs
 description: Error from executing import_file_not_exist_error.kcl
 ---
-KCL Engine error
+KCL I/O error
 
-  × engine: Failed to read file `tests/import_file_not_exist_error/not-
+  × i/o: Failed to read file `tests/import_file_not_exist_error/not-
   │ exist.kcl`: No such file or directory (os error 2)
    ╭────
  1 │ import hotdog from "not-exist.kcl"

src/wasm-lib/src/lib.rs

@@ -1,11 +1,7 @@
 //! Wasm bindings for `kcl`.
 
-#[cfg(target_arch = "wasm32")]
-mod toml;
 #[cfg(target_arch = "wasm32")]
 mod wasm;
 
-#[cfg(target_arch = "wasm32")]
-pub use toml::*;
 #[cfg(target_arch = "wasm32")]
 pub use wasm::*;

src/wasm-lib/src/toml.rs

@@ -1,13 +0,0 @@
-//! Functions for interacting with TOML files.
-//! We do this in rust because the Javascript TOML libraries are actual trash.
-
-use wasm_bindgen::prelude::wasm_bindgen;
-
-#[wasm_bindgen]
-pub fn toml_stringify(json: &str) -> Result<String, String> {
-    console_error_panic_hook::set_once();
-
-    let value: serde_json::Value = serde_json::from_str(json).map_err(|e| e.to_string())?;
-
-    toml::to_string_pretty(&value).map_err(|e| e.to_string())
-}

src/wasm-lib/src/wasm.rs

@@ -483,9 +483,9 @@ pub fn parse_project_settings(toml_str: &str) -> Result<JsValue, String> {
     JsValue::from_serde(&settings).map_err(|e| e.to_string())
 }
 
-/// Serialize the project settings.
+/// Serialize the configuration settings.
 #[wasm_bindgen]
-pub fn serialize_project_settings(val: JsValue) -> Result<JsValue, String> {
+pub fn serialize_configuration(val: JsValue) -> Result<JsValue, String> {
     console_error_panic_hook::set_once();
 
     let config: kcl_lib::Configuration = val.into_serde().map_err(|e| e.to_string())?;
@@ -497,6 +497,20 @@ pub fn serialize_project_settings(val: JsValue) -> Result<JsValue, String> {
     Ok(JsValue::from_str(&toml_str))
 }
 
+/// Serialize the project configuration settings.
+#[wasm_bindgen]
+pub fn serialize_project_configuration(val: JsValue) -> Result<JsValue, String> {
+    console_error_panic_hook::set_once();
+
+    let config: kcl_lib::ProjectConfiguration = val.into_serde().map_err(|e| e.to_string())?;
+
+    let toml_str = toml::to_string_pretty(&config).map_err(|e| e.to_string())?;
+
+    // The serde-wasm-bindgen does not work here because of weird HashMap issues so we use the
+    // gloo-serialize crate instead.
+    Ok(JsValue::from_str(&toml_str))
+}
+
 static ALLOWED_DECODING_FORMATS: &[data_encoding::Encoding] = &[
     data_encoding::BASE64,
     data_encoding::BASE64URL,
@@ -561,7 +575,7 @@ pub fn change_kcl_settings(code: &str, settings_str: &str) -> Result<String, Str
     console_error_panic_hook::set_once();
 
     let settings: kcl_lib::MetaSettings = serde_json::from_str(settings_str).map_err(|e| e.to_string())?;
-    let mut program = Program::parse_no_errs(code).map_err(|e| e.to_string())?;
+    let program = Program::parse_no_errs(code).map_err(|e| e.to_string())?;
 
     let new_program = program.change_meta_settings(settings).map_err(|e| e.to_string())?;