chore: adding unit test to test getNodeFromPath failures (#5134)

* chore: adding unit test to test the parsing of the code

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* chore: trying to console error more content for getNodeByPath since it is cryptic

* fix: removing testing unit test

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* fix: fmt

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* bump

* fix: ...

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* bump

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* bump

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* bump

* fix: found da bug

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

.github/workflows/e2e-tests.yml

@@ -126,20 +126,20 @@ jobs:
     - name: build electron
       shell: bash
       run: yarn tron:package
-    - name: Run ubuntu/chrome snapshots
+    # - name: Run ubuntu/chrome snapshots
-      if: ${{ matrix.os == 'namespace-profile-ubuntu-8-cores' && matrix.shardIndex == 1 }}
+    #   if: ${{ matrix.os == 'namespace-profile-ubuntu-8-cores' && matrix.shardIndex == 1 }}
-      shell: bash
+    #   shell: bash
-      # TODO: break this in its own job, for now it's not slowing down the overall execution as ubuntu is the quickest,
+    #   # TODO: break this in its own job, for now it's not slowing down the overall execution as ubuntu is the quickest,
-      # but we could do better. This forces a large 1/1 shard of all 20 snapshot tests that runs in about 3 minutes.
+    #   # but we could do better. This forces a large 1/1 shard of all 20 snapshot tests that runs in about 3 minutes.
-      run: |
+    #   run: |
-        PLATFORM=web yarn playwright test --config=playwright.config.ts --retries="3" --update-snapshots --grep=@snapshot  --shard=1/1
+    #     PLATFORM=web yarn playwright test --config=playwright.config.ts --retries="3" --update-snapshots --grep=@snapshot  --shard=1/1
-      env:
+    #   env:
-        CI: true
+    #     CI: true
-        NODE_ENV: development
+    #     NODE_ENV: development
-        VITE_KC_DEV_TOKEN: ${{ secrets.KITTYCAD_API_TOKEN_DEV }}
+    #     VITE_KC_DEV_TOKEN: ${{ secrets.KITTYCAD_API_TOKEN_DEV }}
-        VITE_KC_SKIP_AUTH: true
+    #     VITE_KC_SKIP_AUTH: true
-        token: ${{ secrets.KITTYCAD_API_TOKEN_DEV }}
+    #     token: ${{ secrets.KITTYCAD_API_TOKEN_DEV }}
-        snapshottoken: ${{ secrets.KITTYCAD_API_TOKEN }}
+    #     snapshottoken: ${{ secrets.KITTYCAD_API_TOKEN }}
     - uses: actions/upload-artifact@v4
       if: ${{ !cancelled() && (success() || failure()) }}
       with:
@@ -162,20 +162,20 @@ jobs:
           then echo "modified=true" >> $GITHUB_OUTPUT
           else echo "modified=false" >> $GITHUB_OUTPUT
           fi
-    - name: Commit changes, if any
+    # - name: Commit changes, if any
-      if: steps.git-check.outputs.modified == 'true'
+    #   if: steps.git-check.outputs.modified == 'true'
-      shell: bash
+    #   shell: bash
-      run: |
+    #   run: |
-        git add .
+    #     git add .
-        git config --local user.email "github-actions[bot]@users.noreply.github.com"
+    #     git config --local user.email "github-actions[bot]@users.noreply.github.com"
-        git config --local user.name "github-actions[bot]"
+    #     git config --local user.name "github-actions[bot]"
-        git remote set-url origin https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git
+    #     git remote set-url origin https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git
-        git fetch origin
+    #     git fetch origin
-        echo ${{ github.head_ref }}
+    #     echo ${{ github.head_ref }}
-        git checkout ${{ github.head_ref }}
+    #     git checkout ${{ github.head_ref }}
-        git commit -am "A snapshot a day keeps the bugs away! 📷🐛 (OS: ${{matrix.os}})" || true
+    #     git commit -am "A snapshot a day keeps the bugs away! 📷🐛 (OS: ${{matrix.os}})" || true
-        git push
+    #     git push
-        git push origin ${{ github.head_ref }}
+    #     git push origin ${{ github.head_ref }}
     # only upload artifacts if there's actually changes
     - uses: actions/upload-artifact@v4
       if: steps.git-check.outputs.modified == 'true'

.gitignore

@@ -44,7 +44,7 @@ e2e/playwright/temp3.png
 e2e/playwright/export-snapshots/*
 !e2e/playwright/export-snapshots/*.png
 
-
+/kcl-samples
 /test-results/
 /playwright-report/
 /blob-report/

docs/kcl/import.md

@@ -4,14 +4,16 @@ excerpt: "Import a CAD file."
 layout: manual
 ---
 
+**WARNING:** This function is deprecated.
+
 Import a CAD file.
 
+**DEPRECATED** Prefer to use import statements.
+
 For formats lacking unit data (such as STL, OBJ, or PLY files), the default unit of measurement is millimeters. Alternatively you may specify the unit by passing your desired measurement unit in the options parameter. When importing a GLTF file, the bin file will be imported as well. Import paths are relative to the current project directory.
 
 Note: The import command currently only works when using the native Modeling App.
 
-For importing KCL functions using the `import` statement, see the docs on [KCL modules](/docs/kcl/modules).
-
 ```js
 import(file_path: String, options?: ImportFormat) -> ImportedGeometry
 ```

docs/kcl/index.md

@@ -51,7 +51,6 @@ layout: manual
 * [`helixRevolutions`](kcl/helixRevolutions)
 * [`hole`](kcl/hole)
 * [`hollow`](kcl/hollow)
-* [`import`](kcl/import)
 * [`inch`](kcl/inch)
 * [`lastSegX`](kcl/lastSegX)
 * [`lastSegY`](kcl/lastSegY)

docs/kcl/std.json

@@ -92765,7 +92765,7 @@
   {
     "name": "import",
     "summary": "Import a CAD file.",
-    "description": "For formats lacking unit data (such as STL, OBJ, or PLY files), the default unit of measurement is millimeters. Alternatively you may specify the unit by passing your desired measurement unit in the options parameter. When importing a GLTF file, the bin file will be imported as well. Import paths are relative to the current project directory.\n\nNote: The import command currently only works when using the native Modeling App.\n\nFor importing KCL functions using the `import` statement, see the docs on [KCL modules](/docs/kcl/modules).",
+    "description": "**DEPRECATED** Prefer to use import statements.\n\nFor formats lacking unit data (such as STL, OBJ, or PLY files), the default unit of measurement is millimeters. Alternatively you may specify the unit by passing your desired measurement unit in the options parameter. When importing a GLTF file, the bin file will be imported as well. Import paths are relative to the current project directory.\n\nNote: The import command currently only works when using the native Modeling App.",
     "tags": [],
     "keywordArguments": false,
     "args": [
@@ -93168,7 +93168,7 @@
       "labelRequired": true
     },
     "unpublished": false,
-    "deprecated": false,
+    "deprecated": true,
     "examples": [
       "model = import(\"tests/inputs/cube.obj\")",
       "model = import(\"tests/inputs/cube.obj\", { format = \"obj\", units = \"m\" })",

e2e/playwright/fixtures/cmdBarFixture.ts

@@ -4,7 +4,6 @@ import { expect } from '@playwright/test'
 type CmdBarSerialised =
   | {
       stage: 'commandBarClosed'
-      // TODO no more properties needed but needs to be implemented in _serialiseCmdBar
     }
   | {
       stage: 'pickCommand'
@@ -37,6 +36,9 @@ export class CmdBarFixture {
   }
 
   private _serialiseCmdBar = async (): Promise<CmdBarSerialised> => {
+    if (!(await this.page.getByTestId('command-bar-wrapper').isVisible())) {
+      return { stage: 'commandBarClosed' }
+    }
     const reviewForm = this.page.locator('#review-form')
     const getHeaderArgs = async () => {
       const inputs = await this.page.getByTestId('cmd-bar-input-tab').all()

e2e/playwright/point-click.spec.ts

@@ -1078,7 +1078,7 @@ sketch002 = startSketchOn('XZ')
     await page.waitForTimeout(500)
     await cmdBar.progressCmdBar()
     await expect(
-      page.getByText('Unable to sweep with the provided selection')
+      page.getByText('Unable to sweep with the current selection. Reason:')
     ).toBeVisible()
   })
 })
@@ -1846,7 +1846,7 @@ sweep001 = sweep({ path = sketch002 }, sketch001)
     await page.waitForTimeout(500)
     await cmdBar.progressCmdBar()
     await expect(
-      page.getByText('Unable to shell with the provided selection')
+      page.getByText('Unable to shell with the current selection. Reason:')
     ).toBeVisible()
     await page.waitForTimeout(1000)
   })

e2e/playwright/projects.spec.ts

@@ -1525,7 +1525,7 @@ extrude001 = extrude(200, sketch001)`)
 test(
   'Opening a project should successfully load the stream, (regression test that this also works when switching between projects)',
   { tag: '@electron' },
-  async ({ context, page }, testInfo) => {
+  async ({ context, page, cmdBar, homePage }, testInfo) => {
     await context.folderSetupFn(async (dir) => {
       await Promise.all([
         fsp.mkdir(path.join(dir, 'router-template-slate'), { recursive: true }),
@@ -1563,11 +1563,38 @@ test(
 
     const pointOnModel = { x: 630, y: 280 }
 
-    await test.step('Opening the bracket project should load the stream', async () => {
+    await test.step('Opening the bracket project via command palette should load the stream', async () => {
-      // expect to see the text bracket
+      await homePage.expectState({
-      await expect(page.getByText('bracket')).toBeVisible()
+        projectCards: [
+          {
+            title: 'bracket',
+            fileCount: 1,
+          },
+          {
+            title: 'router-template-slate',
+            fileCount: 1,
+          },
+        ],
+        sortBy: 'last-modified-desc',
+      })
 
-      await page.getByText('bracket').click()
+      await cmdBar.openCmdBar()
+      await cmdBar.chooseCommand('open project')
+      await cmdBar.expectState({
+        stage: 'arguments',
+        commandName: 'Open project',
+        currentArgKey: 'name',
+        currentArgValue: '',
+        headerArguments: {
+          Name: '',
+        },
+        highlightedHeaderArg: 'name',
+      })
+      await cmdBar.argumentInput.fill('brac')
+      await cmdBar.progressCmdBar()
+      await cmdBar.expectState({
+        stage: 'commandBarClosed',
+      })
 
       await u.waitForPageLoad()
 
@@ -1588,7 +1615,7 @@ test(
       await expect(page.getByText('Create project')).toBeVisible()
     })
 
-    await test.step('Opening the router-template project should load the stream', async () => {
+    await test.step('Opening the router-template project via link should load the stream', async () => {
       // expect to see the text bracket
       await expect(page.getByText('router-template-slate')).toBeVisible()
 
@@ -1605,16 +1632,26 @@ test(
         .toBeLessThan(15)
     })
 
-    await test.step('Opening the router-template project should load the stream', async () => {
+    await test.step('The projects on the home page should still be normal', async () => {
       await page.getByTestId('project-sidebar-toggle').click()
       await expect(
         page.getByRole('button', { name: 'Go to Home' })
       ).toBeVisible()
       await page.getByRole('button', { name: 'Go to Home' }).click()
 
-      await expect(page.getByRole('link', { name: 'bracket' })).toBeVisible()
+      await homePage.expectState({
-      await expect(page.getByText('router-template-slate')).toBeVisible()
+        projectCards: [
-      await expect(page.getByText('Create project')).toBeVisible()
+          {
+            title: 'bracket',
+            fileCount: 1,
+          },
+          {
+            title: 'router-template-slate',
+            fileCount: 1,
+          },
+        ],
+        sortBy: 'last-modified-desc',
+      })
     })
   }
 )

e2e/playwright/sketch-tests.spec.ts

@@ -34,7 +34,7 @@ test.describe('Sketch tests', () => {
     screwRadius = 3
     wireRadius = 2
     wireOffset = 0.5
-  
+
     screwHole = startSketchOn('XY')
   ${startProfileAt1}
   |> arc({
@@ -42,7 +42,7 @@ test.describe('Sketch tests', () => {
         angleStart = 0,
         angleEnd = 360
       }, %)
-  
+
     part001 = startSketchOn('XY')
   ${startProfileAt2}
   |> xLine(width * .5, %)
@@ -51,7 +51,7 @@ test.describe('Sketch tests', () => {
   |> close(%)
   |> hole(screwHole, %)
   |> extrude(thickness, %)
-  
+
     part002 = startSketchOn('-XZ')
   ${startProfileAt3}
   |> xLine(width / 4, %)
@@ -99,6 +99,7 @@ test.describe('Sketch tests', () => {
   test('Can delete most of a sketch and the line tool will still work', async ({
     page,
     homePage,
+    scene,
   }) => {
     const u = await getUtils(page)
     await page.addInitScript(async () => {
@@ -112,12 +113,13 @@ test.describe('Sketch tests', () => {
     })
 
     await homePage.goToModelingScene()
+    await scene.waitForExecutionDone()
 
     await expect(async () => {
       await page.getByText('tangentialArcTo([24.95, -5.38], %)').click()
       await expect(
         page.getByRole('button', { name: 'Edit Sketch' })
-      ).toBeEnabled({ timeout: 1000 })
+      ).toBeEnabled({ timeout: 2000 })
       await page.getByRole('button', { name: 'Edit Sketch' }).click()
     }).toPass({ timeout: 40_000, intervals: [1_000] })
 
@@ -1063,7 +1065,7 @@ test.describe('Sketch tests', () => {
         `lugHeadLength = 0.25
       lugDiameter = 0.5
       lugLength = 2
-  
+
       fn lug = (origin, length, diameter, plane) => {
         lugSketch = startSketchOn(plane)
           |> startProfileAt([origin[0] + lugDiameter / 2, origin[1]], %)
@@ -1072,10 +1074,10 @@ test.describe('Sketch tests', () => {
           |> yLineTo(0, %)
           |> close(%)
           |> revolve({ axis = "Y" }, %)
-  
+
         return lugSketch
       }
-  
+
       lug([0, 0], 10, .5, "XY")`
       )
     })
@@ -1127,14 +1129,14 @@ test.describe('Sketch tests', () => {
         `fn in2mm = (inches) => {
     return inches * 25.4
   }
-  
+
   const railTop = in2mm(.748)
   const railSide = in2mm(.024)
   const railBaseWidth = in2mm(.612)
   const railWideWidth = in2mm(.835)
   const railBaseLength = in2mm(.200)
   const railClampable = in2mm(.200)
-  
+
   const rail = startSketchOn('XZ')
     |> startProfileAt([
      -railTop / 2,
@@ -1405,3 +1407,46 @@ test.describe(`Click based selection don't brick the app when clicked out of ran
     })
   })
 })
+
+// Regression test for https://github.com/KittyCAD/modeling-app/issues/4372
+test.describe('Redirecting to home page and back to the original file should clear sketch DOM elements', () => {
+  test('Can redirect to home page and back to original file and have a cleared DOM', async ({
+    context,
+    page,
+    scene,
+    toolbar,
+    editor,
+    homePage,
+  }) => {
+    // We seed the scene with a single offset plane
+    await context.addInitScript(() => {
+      localStorage.setItem(
+        'persistCode',
+        ` sketch001 = startSketchOn('XZ')
+|> startProfileAt([256.85, 14.41], %)
+|> lineTo([0, 211.07], %)
+`
+      )
+    })
+    await homePage.goToModelingScene()
+    await scene.waitForExecutionDone()
+
+    const [objClick] = scene.makeMouseHelpers(634, 274)
+    await objClick()
+
+    // Enter sketch mode
+    await toolbar.editSketch()
+
+    await expect(page.getByText('323.49')).toBeVisible()
+
+    // Open navigation side bar
+    await page.getByTestId('project-sidebar-toggle').click()
+    const goToHome = page.getByRole('button', {
+      name: 'Go to Home',
+    })
+
+    await goToHome.click()
+    await homePage.openProject('testDefault')
+    await expect(page.getByText('323.49')).not.toBeVisible()
+  })
+})

e2e/playwright/testing-samples-loading.spec.ts

@@ -69,7 +69,6 @@ test.describe('Testing in-app sample loading', () => {
       await confirmButton.click()
 
       await editor.expectEditor.toContain('// ' + newSample.title)
-      await expect(unitsToast('in')).toBeVisible()
     })
   })
 
@@ -158,7 +157,6 @@ test.describe('Testing in-app sample loading', () => {
         await editor.expectEditor.toContain('// ' + sampleOne.title)
         await expect(newlyCreatedFile(sampleOne.file)).toBeVisible()
         await expect(projectMenuButton).toContainText(sampleOne.file)
-        await expect(unitsToast('in')).toBeVisible()
       })
 
       await test.step(`Now overwrite the current file`, async () => {
@@ -188,7 +186,6 @@ test.describe('Testing in-app sample loading', () => {
         await expect(newlyCreatedFile(sampleOne.file)).toBeVisible()
         await expect(newlyCreatedFile(sampleTwo.file)).not.toBeVisible()
         await expect(projectMenuButton).toContainText(sampleOne.file)
-        await expect(unitsToast('mm')).toBeVisible()
       })
     }
   )

src/App.tsx

@@ -25,6 +25,7 @@ import { CameraProjectionToggle } from 'components/CameraProjectionToggle'
 import { useCreateFileLinkQuery } from 'hooks/useCreateFileLinkQueryWatcher'
 import { maybeWriteToDisk } from 'lib/telemetry'
 import { commandBarActor } from 'machines/commandBarMachine'
+import { useToken } from 'machines/appMachine'
 maybeWriteToDisk()
   .then(() => {})
   .catch(() => {})
@@ -60,8 +61,8 @@ export function App() {
 
   useHotKeyListener()
 
-  const { auth, settings } = useSettingsAuthContext()
+  const { settings } = useSettingsAuthContext()
-  const token = auth?.context?.token
+  const token = useToken()
 
   const coreDumpManager = useMemo(
     () => new CoreDumpManager(engineCommandManager, codeManager, token),

src/Auth.tsx

@@ -1,10 +1,10 @@
+import { useAuthState } from 'machines/appMachine'
 import Loading from './components/Loading'
-import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 
 // Wrapper around protected routes, used in src/Router.tsx
 export const Auth = ({ children }: React.PropsWithChildren) => {
-  const { auth } = useSettingsAuthContext()
+  const authState = useAuthState()
-  const isLoggingIn = auth?.state.matches('checkIfLoggedIn')
+  const isLoggingIn = authState.matches('checkIfLoggedIn')
 
   return isLoggingIn ? (
     <Loading>

src/Router.tsx

@@ -37,7 +37,6 @@ import { KclContextProvider } from 'lang/KclProvider'
 import { ASK_TO_OPEN_QUERY_PARAM, BROWSER_PROJECT_NAME } from 'lib/constants'
 import { CoreDumpManager } from 'lib/coredump'
 import { codeManager, engineCommandManager } from 'lib/singletons'
-import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import useHotkeyWrapper from 'lib/hotkeyWrapper'
 import toast from 'react-hot-toast'
 import { coreDump } from 'lang/wasm'
@@ -47,6 +46,7 @@ import { reportRejection } from 'lib/trap'
 import { RouteProvider } from 'components/RouteProvider'
 import { ProjectsContextProvider } from 'components/ProjectsContextProvider'
 import { OpenInDesktopAppHandler } from 'components/OpenInDesktopAppHandler'
+import { useToken } from 'machines/appMachine'
 
 const createRouter = isDesktop() ? createHashRouter : createBrowserRouter
 
@@ -203,8 +203,7 @@ export const Router = () => {
 }
 
 function CoreDump() {
-  const { auth } = useSettingsAuthContext()
+  const token = useToken()
-  const token = auth?.context?.token
   const coreDumpManager = useMemo(
     () => new CoreDumpManager(engineCommandManager, codeManager, token),
     []

src/clientSideScene/ClientSideSceneComp.tsx

@@ -124,6 +124,14 @@ export const ClientSideScene = ({
         'mouseup',
         toSync(sceneInfra.onMouseUp, reportRejection)
       )
+      sceneEntitiesManager
+        .tearDownSketch()
+        .then(() => {
+          // no op
+        })
+        .catch((e) => {
+          console.error(e)
+        })
     }
   }, [])
 

src/components/AppHeader.tsx

@@ -2,11 +2,11 @@ import { Toolbar } from '../Toolbar'
 import UserSidebarMenu from 'components/UserSidebarMenu'
 import { type IndexLoaderData } from 'lib/types'
 import ProjectSidebarMenu from './ProjectSidebarMenu'
-import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import styles from './AppHeader.module.css'
 import { RefreshButton } from 'components/RefreshButton'
 import { CommandBarOpenButton } from './CommandBarOpenButton'
 import { isDesktop } from 'lib/isDesktop'
+import { useUser } from 'machines/appMachine'
 
 interface AppHeaderProps extends React.PropsWithChildren {
   showToolbar?: boolean
@@ -24,8 +24,7 @@ export const AppHeader = ({
   style,
   enableMenu = false,
 }: AppHeaderProps) => {
-  const { auth } = useSettingsAuthContext()
+  const user = useUser()
-  const user = auth?.context?.user
 
   return (
     <header

src/components/CommandBar/CommandBar.tsx

@@ -98,6 +98,7 @@ export const CommandBar = () => {
           'fixed inset-0 z-50 overflow-y-auto pb-4 pt-1 ' +
           (isSelectionArgument ? 'pointer-events-none' : '')
         }
+        data-testid="command-bar-wrapper"
       >
         <Transition.Child
           enter="duration-100 ease-out"

src/components/FileMachineProvider.tsx

@@ -30,6 +30,7 @@ import {
 import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import { markOnce } from 'lib/performance'
 import { commandBarActor } from 'machines/commandBarMachine'
+import { useToken } from 'machines/appMachine'
 
 type MachineContext<T extends AnyStateMachine> = {
   state: StateFrom<T>
@@ -47,7 +48,8 @@ export const FileMachineProvider = ({
   children: React.ReactNode
 }) => {
   const navigate = useNavigate()
-  const { settings, auth } = useSettingsAuthContext()
+  const { settings } = useSettingsAuthContext()
+  const token = useToken()
   const projectData = useRouteLoaderData(PATHS.FILE) as IndexLoaderData
   const { project, file } = projectData
   const [kclSamples, setKclSamples] = React.useState<KclSamplesManifestItem[]>(
@@ -297,7 +299,7 @@ export const FileMachineProvider = ({
   const kclCommandMemo = useMemo(
     () =>
       kclCommands({
-        authToken: auth?.context?.token ?? '',
+        authToken: token ?? '',
         projectData,
         settings: {
           defaultUnit: settings?.context?.modeling.defaultUnit.current ?? 'mm',

src/components/LspProvider.tsx

@@ -27,6 +27,7 @@ import { PROJECT_ENTRYPOINT } from 'lib/constants'
 import { err } from 'lib/trap'
 import { isDesktop } from 'lib/isDesktop'
 import { codeManager } from 'lib/singletons'
+import { useToken } from 'machines/appMachine'
 
 function getWorkspaceFolders(): LSP.WorkspaceFolder[] {
   return []
@@ -69,8 +70,7 @@ export const LspProvider = ({ children }: { children: React.ReactNode }) => {
   const [isKclLspReady, setIsKclLspReady] = useState(false)
   const [isCopilotLspReady, setIsCopilotLspReady] = useState(false)
 
-  const { auth } = useSettingsAuthContext()
+  const token = useToken()
-  const token = auth?.context.token
   const navigate = useNavigate()
 
   // So this is a bit weird, we need to initialize the lsp server and client.

src/components/ModelingMachineProvider.tsx

@@ -89,6 +89,7 @@ import { Node } from 'wasm-lib/kcl/bindings/Node'
 import { promptToEditFlow } from 'lib/promptToEdit'
 import { kclEditorActor } from 'machines/kclEditorMachine'
 import { commandBarActor } from 'machines/commandBarMachine'
+import { useToken } from 'machines/appMachine'
 
 type MachineContext<T extends AnyStateMachine> = {
   state: StateFrom<T>
@@ -110,7 +111,6 @@ export const ModelingMachineProvider = ({
   children: React.ReactNode
 }) => {
   const {
-    auth,
     settings: {
       context: {
         app: { theme, enableSSAO, allowOrbitInSketchMode },
@@ -127,7 +127,7 @@ export const ModelingMachineProvider = ({
   const navigate = useNavigate()
   const { context, send: fileMachineSend } = useFileContext()
   const { file } = useLoaderData() as IndexLoaderData
-  const token = auth?.context?.token
+  const token = useToken()
   const streamRef = useRef<HTMLDivElement>(null)
   const persistedContext = useMemo(() => getPersistedContext(), [])
 

src/components/ProjectSidebarMenu.tsx

@@ -20,6 +20,7 @@ import { useSelector } from '@xstate/react'
 import { copyFileShareLink } from 'lib/links'
 import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import { DEV } from 'env'
+import { useToken } from 'machines/appMachine'
 
 const ProjectSidebarMenu = ({
   project,
@@ -103,7 +104,8 @@ function ProjectMenuPopover({
   const location = useLocation()
   const navigate = useNavigate()
   const filePath = useAbsoluteFilePath()
-  const { settings, auth } = useSettingsAuthContext()
+  const { settings } = useSettingsAuthContext()
+  const token = useToken()
   const machineManager = useContext(MachineManagerContext)
   const commands = useSelector(commandBarActor, commandsSelector)
 
@@ -194,7 +196,7 @@ function ProjectMenuPopover({
           disabled: !DEV,
           onClick: async () => {
             await copyFileShareLink({
-              token: auth?.context.token || '',
+              token: token ?? '',
               code: codeManager.code,
               name: project?.name || '',
               units: settings.context.modeling.defaultUnit.current,

src/components/RefreshButton.tsx

@@ -8,10 +8,10 @@ import Tooltip from './Tooltip'
 import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import { reportRejection } from 'lib/trap'
 import { toSync } from 'lib/utils'
+import { useToken } from 'machines/appMachine'
 
 export const RefreshButton = ({ children }: React.PropsWithChildren) => {
-  const { auth } = useSettingsAuthContext()
+  const token = useToken()
-  const token = auth?.context?.token
   const coreDumpManager = useMemo(
     () => new CoreDumpManager(engineCommandManager, codeManager, token),
     []

src/components/RouteProvider.tsx

@@ -2,13 +2,16 @@ import { useEffect, useState, createContext, ReactNode } from 'react'
 import { useNavigation, useLocation } from 'react-router-dom'
 import { PATHS } from 'lib/paths'
 import { markOnce } from 'lib/performance'
+import { useAuthNavigation } from 'hooks/useAuthNavigation'
 
 export const RouteProviderContext = createContext({})
 
 export function RouteProvider({ children }: { children: ReactNode }) {
+  useAuthNavigation()
   const [first, setFirstState] = useState(true)
   const navigation = useNavigation()
   const location = useLocation()
+
   useEffect(() => {
     // On initialization, the react-router-dom does not send a 'loading' state event.
     // it sends an idle event first.

src/components/SettingsAuthProvider.tsx

@@ -2,10 +2,7 @@ import { trap } from 'lib/trap'
 import { useMachine, useSelector } from '@xstate/react'
 import { useNavigate, useRouteLoaderData, useLocation } from 'react-router-dom'
 import { PATHS, BROWSER_PATH } from 'lib/paths'
-import { authMachine, TOKEN_PERSIST_KEY } from '../machines/authMachine'
-import withBaseUrl from '../lib/withBaseURL'
 import React, { createContext, useEffect, useState } from 'react'
-import useStateMachineCommands from '../hooks/useStateMachineCommands'
 import { settingsMachine } from 'machines/settingsMachine'
 import { toast } from 'react-hot-toast'
 import {
@@ -16,7 +13,6 @@ import {
 } from 'lib/theme'
 import decamelize from 'decamelize'
 import { Actor, AnyStateMachine, ContextFrom, Prop, StateFrom } from 'xstate'
-import { authCommandBarConfig } from 'lib/commandBarConfigs/authCommandConfig'
 import {
   kclManager,
   sceneInfra,
@@ -50,7 +46,6 @@ type MachineContext<T extends AnyStateMachine> = {
 }
 
 type SettingsAuthContextType = {
-  auth: MachineContext<typeof authMachine>
   settings: MachineContext<typeof settingsMachine>
 }
 
@@ -370,40 +365,9 @@ export const SettingsAuthProviderBase = ({
     )
   }, [settingsState.context.textEditor.blinkingCursor.current])
 
-  // Auth machine setup
-  const [authState, authSend, authActor] = useMachine(
-    authMachine.provide({
-      actions: {
-        goToSignInPage: () => {
-          navigate(PATHS.SIGN_IN)
-          // eslint-disable-next-line @typescript-eslint/no-floating-promises
-          logout()
-        },
-        goToIndexPage: () => {
-          if (location.pathname.includes(PATHS.SIGN_IN)) {
-            navigate(PATHS.INDEX)
-          }
-        },
-      },
-    })
-  )
-
-  useStateMachineCommands({
-    machineId: 'auth',
-    state: authState,
-    send: authSend,
-    commandBarConfig: authCommandBarConfig,
-    actor: authActor,
-  })
-
   return (
     <SettingsAuthContext.Provider
       value={{
-        auth: {
-          state: authState,
-          context: authState.context,
-          send: authSend,
-        },
         settings: {
           state: settingsState,
           context: settingsState.context,
@@ -417,12 +381,3 @@ export const SettingsAuthProviderBase = ({
 }
 
 export default SettingsAuthProvider
-
-export async function logout() {
-  localStorage.removeItem(TOKEN_PERSIST_KEY)
-  if (isDesktop()) return Promise.resolve(null)
-  return fetch(withBaseUrl('/logout'), {
-    method: 'POST',
-    credentials: 'include',
-  })
-}

src/components/UserSidebarMenu.tsx

@@ -4,12 +4,12 @@ import { useLocation, useNavigate } from 'react-router-dom'
 import { Fragment, useMemo, useState } from 'react'
 import { PATHS } from 'lib/paths'
 import { Models } from '@kittycad/lib'
-import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
 import { useAbsoluteFilePath } from 'hooks/useAbsoluteFilePath'
 import Tooltip from './Tooltip'
 import usePlatform from 'hooks/usePlatform'
 import { isDesktop } from 'lib/isDesktop'
 import { CustomIcon } from './CustomIcon'
+import { authActor } from 'machines/appMachine'
 
 type User = Models['User_type']
 
@@ -20,7 +20,7 @@ const UserSidebarMenu = ({ user }: { user?: User }) => {
   const displayedName = getDisplayName(user)
   const [imageLoadFailed, setImageLoadFailed] = useState(false)
   const navigate = useNavigate()
-  const send = useSettingsAuthContext()?.auth?.send
+  const send = authActor.send
 
   // We filter this memoized list so that no orphan "break" elements are rendered.
   const userMenuItems = useMemo<(ActionButtonProps | 'break')[]>(

src/hooks/useAuthNavigation.tsx

@@ -0,0 +1,29 @@
+import { PATHS } from 'lib/paths'
+import { useAuthState } from 'machines/appMachine'
+import { useEffect } from 'react'
+import { useLocation, useNavigate } from 'react-router-dom'
+
+/**
+ * A simple hook that listens to the auth state of the app and navigates
+ * accordingly.
+ */
+export function useAuthNavigation() {
+  const navigate = useNavigate()
+  const location = useLocation()
+  const authState = useAuthState()
+
+  // Subscribe to the auth state of the app and navigate accordingly.
+  useEffect(() => {
+    if (
+      authState.matches('loggedIn') &&
+      location.pathname.includes(PATHS.SIGN_IN)
+    ) {
+      navigate(PATHS.INDEX)
+    } else if (
+      authState.matches('loggedOut') &&
+      !location.pathname.includes(PATHS.SIGN_IN)
+    ) {
+      navigate(PATHS.SIGN_IN)
+    }
+  }, [authState])
+}

src/lang/KclSingleton.ts

@@ -322,6 +322,7 @@ export class KclManager {
     await this.ensureWasmInit()
     const { logs, errors, execState, isInterrupted } = await executeAst({
       ast,
+      path: codeManager.currentFilePath || undefined,
       engineCommandManager: this.engineCommandManager,
     })
 

src/lang/codeManager.ts

@@ -80,6 +80,10 @@ export default class CodeManager {
     }))
   }
 
+  get currentFilePath(): string | null {
+    return this._currentFilePath
+  }
+
   updateCurrentFilePath(path: string) {
     this._currentFilePath = path
   }

src/lang/kclSamples.test.ts

@@ -52,27 +52,22 @@ afterAll(async () => {
   } catch (e) {}
 })
 
-afterEach(() => {
+describe('Test KCL Samples from public Github repository', () => {
-  process.chdir('..')
+  describe('when performing enginelessExecutor', () => {
-})
-
-// The tests have to be sequential because we need to change directories
-// to support `import` working properly.
-// @ts-expect-error
-describe.sequential('Test KCL Samples from public Github repository', () => {
-  // @ts-expect-error
-  describe.sequential('when performing enginelessExecutor', () => {
     manifest.forEach((file: KclSampleFile) => {
-      // @ts-expect-error
+      it(
-      it.sequential(
         `should execute ${file.title} (${file.file}) successfully`,
         async () => {
-          const [dirProject, fileKcl] =
+          const code = await fs.readFile(
-            file.pathFromProjectDirectoryToFirstFile.split('/')
+            file.pathFromProjectDirectoryToFirstFile,
-          process.chdir(dirProject)
+            'utf-8'
-          const code = await fs.readFile(fileKcl, 'utf-8')
+          )
           const ast = assertParse(code)
-          await enginelessExecutor(ast, programMemoryInit())
+          await enginelessExecutor(
+            ast,
+            programMemoryInit(),
+            file.pathFromProjectDirectoryToFirstFile
+          )
         },
         files.length * 1000
       )

src/lang/langHelpers.ts

@@ -46,12 +46,14 @@ export const toolTips: Array<ToolTip> = [
 
 export async function executeAst({
   ast,
+  path,
   engineCommandManager,
   // If you set programMemoryOverride we assume you mean mock mode. Since that
   // is the only way to go about it.
   programMemoryOverride,
 }: {
   ast: Node<Program>
+  path?: string
   engineCommandManager: EngineCommandManager
   programMemoryOverride?: ProgramMemory
   isInterrupted?: boolean
@@ -63,8 +65,8 @@ export async function executeAst({
 }> {
   try {
     const execState = await (programMemoryOverride
-      ? enginelessExecutor(ast, programMemoryOverride)
+      ? enginelessExecutor(ast, programMemoryOverride, path)
-      : executor(ast, engineCommandManager))
+      : executor(ast, engineCommandManager, path))
 
     await engineCommandManager.waitForAllCommands()
 

src/lang/modifyAst.test.ts

@@ -5,6 +5,8 @@ import {
   Identifier,
   SourceRange,
   topLevelRange,
+  LiteralValue,
+  Literal,
 } from './wasm'
 import {
   createLiteral,
@@ -37,10 +39,26 @@ beforeAll(async () => {
 })
 
 describe('Testing createLiteral', () => {
-  it('should create a literal', () => {
+  it('should create a literal number without units', () => {
     const result = createLiteral(5)
     expect(result.type).toBe('Literal')
     expect((result as any).value.value).toBe(5)
+    expect((result as any).value.suffix).toBe('None')
+    expect((result as Literal).raw).toBe('5')
+  })
+  it('should create a literal number with units', () => {
+    const lit: LiteralValue = { value: 5, suffix: 'Mm' }
+    const result = createLiteral(lit)
+    expect(result.type).toBe('Literal')
+    expect((result as any).value.value).toBe(5)
+    expect((result as any).value.suffix).toBe('Mm')
+    expect((result as Literal).raw).toBe('5mm')
+  })
+  it('should create a literal boolean', () => {
+    const result = createLiteral(false)
+    expect(result.type).toBe('Literal')
+    expect((result as Literal).value).toBe(false)
+    expect((result as Literal).raw).toBe('false')
   })
 })
 describe('Testing createIdentifier', () => {

src/lang/modifyAst.ts

@@ -20,6 +20,7 @@ import {
   SourceRange,
   sketchFromKclValue,
   isPathToNodeNumber,
+  formatNumber,
 } from './wasm'
 import {
   isNodeSafeToReplacePath,
@@ -743,11 +744,26 @@ export function splitPathAtPipeExpression(pathToNode: PathToNode): {
   return splitPathAtPipeExpression(pathToNode.slice(0, -1))
 }
 
+/**
+ * Note: This depends on WASM, but it's not async.  Callers are responsible for
+ * awaiting init of the WASM module.
+ */
 export function createLiteral(value: LiteralValue | number): Node<Literal> {
-  const raw = `${value}`
   if (typeof value === 'number') {
     value = { value, suffix: 'None' }
   }
+  let raw: string
+  if (typeof value === 'string') {
+    // TODO: Should we handle escape sequences?
+    raw = `${value}`
+  } else if (typeof value === 'boolean') {
+    raw = `${value}`
+  } else if (typeof value.value === 'number' && value.suffix === 'None') {
+    // Fast path for numbers when there are no units.
+    raw = `${value.value}`
+  } else {
+    raw = formatNumber(value.value, value.suffix)
+  }
   return {
     type: 'Literal',
     start: 0,

src/lang/queryAst.test.ts

@@ -5,7 +5,11 @@ import {
   PathToNode,
   Identifier,
   topLevelRange,
+  PipeExpression,
+  CallExpression,
+  VariableDeclarator,
 } from './wasm'
+import { ProgramMemory } from 'lang/wasm'
 import {
   findAllPreviousVariables,
   isNodeSafeToReplace,
@@ -25,9 +29,11 @@ import {
   createCallExpression,
   createLiteral,
   createPipeSubstitution,
+  createCallExpressionStdLib,
 } from './modifyAst'
 import { err } from 'lib/trap'
 import { codeRefFromRange } from './std/artifactGraph'
+import { addCallExpressionsToPipe, addCloseToPipe } from 'lang/std/sketch'
 
 beforeAll(async () => {
   await initPromise
@@ -680,3 +686,115 @@ myNestedVar = [
     expect(pathToNode).toEqual(pathToNode2)
   })
 })
+
+describe('Testing specific sketch getNodeFromPath workflow', () => {
+  it('should parse the code', () => {
+    const openSketch = `sketch001 = startSketchOn('XZ')
+|> startProfileAt([0.02, 0.22], %)
+|> xLine(0.39, %)
+|> line([0.02, -0.17], %)
+|> yLine(-0.15, %)
+|> line([-0.21, -0.02], %)
+|> xLine(-0.15, %)
+|> line([-0.02, 0.21], %)
+|> line([-0.08, 0.05], %)`
+    const ast = assertParse(openSketch)
+    expect(ast.start).toEqual(0)
+    expect(ast.end).toEqual(227)
+  })
+  it('should find the location to add new lineTo', () => {
+    const openSketch = `sketch001 = startSketchOn('XZ')
+|> startProfileAt([0.02, 0.22], %)
+|> xLine(0.39, %)
+|> line([0.02, -0.17], %)
+|> yLine(-0.15, %)
+|> line([-0.21, -0.02], %)
+|> xLine(-0.15, %)
+|> line([-0.02, 0.21], %)
+|> line([-0.08, 0.05], %)`
+    const ast = assertParse(openSketch)
+
+    const sketchSnippet = `startProfileAt([0.02, 0.22], %)`
+    const sketchRange = topLevelRange(
+      openSketch.indexOf(sketchSnippet),
+      openSketch.indexOf(sketchSnippet) + sketchSnippet.length
+    )
+    const sketchPathToNode = getNodePathFromSourceRange(ast, sketchRange)
+    const modifiedAst = addCallExpressionsToPipe({
+      node: ast,
+      programMemory: ProgramMemory.empty(),
+      pathToNode: sketchPathToNode,
+      expressions: [
+        createCallExpressionStdLib(
+          'lineTo', // We are forcing lineTo!
+          [
+            createArrayExpression([
+              createCallExpressionStdLib('profileStartX', [
+                createPipeSubstitution(),
+              ]),
+              createCallExpressionStdLib('profileStartY', [
+                createPipeSubstitution(),
+              ]),
+            ]),
+            createPipeSubstitution(),
+          ]
+        ),
+      ],
+    })
+    if (err(modifiedAst)) throw modifiedAst
+    const recasted = recast(modifiedAst)
+    const expectedCode = `sketch001 = startSketchOn('XZ')
+  |> startProfileAt([0.02, 0.22], %)
+  |> xLine(0.39, %)
+  |> line([0.02, -0.17], %)
+  |> yLine(-0.15, %)
+  |> line([-0.21, -0.02], %)
+  |> xLine(-0.15, %)
+  |> line([-0.02, 0.21], %)
+  |> line([-0.08, 0.05], %)
+  |> lineTo([profileStartX(%), profileStartY(%)], %)
+`
+    expect(recasted).toEqual(expectedCode)
+  })
+  it('it should find the location to add close', () => {
+    const openSketch = `sketch001 = startSketchOn('XZ')
+|> startProfileAt([0.02, 0.22], %)
+|> xLine(0.39, %)
+|> line([0.02, -0.17], %)
+|> yLine(-0.15, %)
+|> line([-0.21, -0.02], %)
+|> xLine(-0.15, %)
+|> line([-0.02, 0.21], %)
+|> line([-0.08, 0.05], %)
+|> lineTo([profileStartX(%), profileStartY(%)], %)
+`
+    const ast = assertParse(openSketch)
+    const sketchSnippet = `startProfileAt([0.02, 0.22], %)`
+    const sketchRange = topLevelRange(
+      openSketch.indexOf(sketchSnippet),
+      openSketch.indexOf(sketchSnippet) + sketchSnippet.length
+    )
+    const sketchPathToNode = getNodePathFromSourceRange(ast, sketchRange)
+    const modifiedAst = addCloseToPipe({
+      node: ast,
+      programMemory: ProgramMemory.empty(),
+      pathToNode: sketchPathToNode,
+    })
+
+    if (err(modifiedAst)) throw modifiedAst
+    const recasted = recast(modifiedAst)
+    const expectedCode = `sketch001 = startSketchOn('XZ')
+  |> startProfileAt([0.02, 0.22], %)
+  |> xLine(0.39, %)
+  |> line([0.02, -0.17], %)
+  |> yLine(-0.15, %)
+  |> line([-0.21, -0.02], %)
+  |> xLine(-0.15, %)
+  |> line([-0.02, 0.21], %)
+  |> line([-0.08, 0.05], %)
+  |> lineTo([profileStartX(%), profileStartY(%)], %)
+  |> close(%)
+`
+    expect(recasted).toEqual(expectedCode)
+  })
+})

src/lang/queryAst.ts

@@ -21,6 +21,7 @@ import {
   topLevelRange,
   VariableDeclaration,
   VariableDeclarator,
+  recast,
 } from './wasm'
 import { getNodePathFromSourceRange } from 'lang/queryAstNodePathUtils'
 import { createIdentifier, splitPathAtLastIndex } from './modifyAst'
@@ -68,7 +69,28 @@ export function getNodeFromPath<T>(
           deepPath: successfulPaths,
         }
       }
-      return new Error('not an object')
+      const stackTraceError = new Error()
+      const sourceCode = recast(node)
+      const levels = stackTraceError.stack?.split('\n')
+      const aFewFunctionNames: string[] = []
+      let tree = ''
+      levels?.forEach((val, index) => {
+        const fnName = val.trim().split(' ')[1]
+        const ending = index === levels.length - 1 ? ' ' : ' > '
+        tree += fnName + ending
+        if (index < 3) {
+          aFewFunctionNames.push(fnName)
+        }
+      })
+      const error = new Error(
+        `Failed to stopAt ${stopAt}, ${aFewFunctionNames
+          .filter((a) => a)
+          .join(' > ')}`
+      )
+      console.error(tree)
+      console.error(sourceCode)
+      console.error(error.stack)
+      return error
     }
     currentNode = currentNode?.[pathItem[0]]
     successfulPaths.push(pathItem)

src/lang/std/engineConnection.ts

@@ -1999,7 +1999,7 @@ export class EngineCommandManager extends EventTarget {
       .catch((e) => {
         // TODO: Previously was never caught, we are not rejecting these pendingCommands but this needs to be handled at some point.
         /*noop*/
-        return null
+        return e
       })
   }
   /**

src/lang/std/fileSystemManager.ts

@@ -31,6 +31,9 @@ class FileSystemManager {
   }
 
   async join(dir: string, path: string): Promise<string> {
+    if (path.startsWith(dir)) {
+      path = path.slice(dir.length)
+    }
     return Promise.resolve(window.electron.path.join(dir, path))
   }
 

src/lang/util.ts

@@ -6,6 +6,8 @@ import {
   ArrayExpression,
   BinaryExpression,
   ArtifactGraph,
+  LiteralValue,
+  NumericSuffix,
 } from './wasm'
 import { filterArtifacts } from 'lang/std/artifactGraph'
 import { isOverlap } from 'lib/utils'
@@ -69,3 +71,15 @@ export function isLiteral(e: any): e is Literal {
 export function isBinaryExpression(e: any): e is BinaryExpression {
   return e && e.type === 'BinaryExpression'
 }
+
+export function isLiteralValueNumber(
+  e: LiteralValue
+): e is { value: number; suffix: NumericSuffix } {
+  return (
+    typeof e === 'object' &&
+    'value' in e &&
+    typeof e.value === 'number' &&
+    'suffix' in e &&
+    typeof e.suffix === 'string'
+  )
+}

src/lang/wasm.test.ts

@@ -1,5 +1,5 @@
 import { err } from 'lib/trap'
-import { initPromise, parse, ParseResult } from './wasm'
+import { formatNumber, initPromise, parse, ParseResult } from './wasm'
 import { enginelessExecutor } from 'lib/testHelpers'
 import { Node } from 'wasm-lib/kcl/bindings/Node'
 import { Program } from '../wasm-lib/kcl/bindings/Program'
@@ -20,3 +20,12 @@ it('can execute parsed AST', async () => {
   expect(err(execState)).toEqual(false)
   expect(execState.memory.get('x')?.value).toEqual(1)
 })
+
+it('formats numbers with units', () => {
+  expect(formatNumber(1, 'None')).toEqual('1')
+  expect(formatNumber(1, 'Count')).toEqual('1_')
+  expect(formatNumber(1, 'Mm')).toEqual('1mm')
+  expect(formatNumber(1, 'Inch')).toEqual('1in')
+  expect(formatNumber(0.5, 'Mm')).toEqual('0.5mm')
+  expect(formatNumber(-0.5, 'Mm')).toEqual('-0.5mm')
+})

src/lang/wasm.ts

@@ -2,6 +2,7 @@ import {
   init,
   parse_wasm,
   recast_wasm,
+  format_number,
   execute,
   kcl_lint,
   modify_ast_for_sketch_wasm,
@@ -17,6 +18,7 @@ import {
   default_project_settings,
   base64_decode,
   clear_scene_and_bust_cache,
+  change_kcl_settings,
   reloadModule,
 } from 'lib/wasm_lib_wrapper'
 
@@ -54,6 +56,8 @@ import { ArtifactCommand } from 'wasm-lib/kcl/bindings/Artifact'
 import { ArtifactGraph as RustArtifactGraph } from 'wasm-lib/kcl/bindings/Artifact'
 import { Artifact } from './std/artifactGraph'
 import { getNodePathFromSourceRange } from 'lang/queryAstNodePathUtils'
+import { NumericSuffix } from 'wasm-lib/kcl/bindings/NumericSuffix'
+import { MetaSettings } from 'wasm-lib/kcl/bindings/MetaSettings'
 
 export type { Artifact } from 'wasm-lib/kcl/bindings/Artifact'
 export type { ArtifactCommand } from 'wasm-lib/kcl/bindings/Artifact'
@@ -90,6 +94,7 @@ export type { Literal } from '../wasm-lib/kcl/bindings/Literal'
 export type { LiteralValue } from '../wasm-lib/kcl/bindings/LiteralValue'
 export type { ArrayExpression } from '../wasm-lib/kcl/bindings/ArrayExpression'
 export type { SourceRange } from 'wasm-lib/kcl/bindings/SourceRange'
+export type { NumericSuffix } from 'wasm-lib/kcl/bindings/NumericSuffix'
 
 export type SyntaxType =
   | 'Program'
@@ -566,9 +571,19 @@ export function sketchFromKclValue(
   return result
 }
 
+/**
+ * Execute a KCL program.
+ * @param node The AST of the program to execute.
+ * @param path The full path of the file being executed.  Use `null` for
+ * expressions that don't have a file, like expressions in the command bar.
+ * @param programMemoryOverride If this is not `null`, this will be used as the
+ * initial program memory, and the execution will be engineless (AKA mock
+ * execution).
+ */
 export const executor = async (
   node: Node<Program>,
   engineCommandManager: EngineCommandManager,
+  path?: string,
   programMemoryOverride: ProgramMemory | Error | null = null
 ): Promise<ExecState> => {
   if (programMemoryOverride !== null && err(programMemoryOverride))
@@ -590,6 +605,7 @@ export const executor = async (
     }
     const execOutcome: RustExecOutcome = await execute(
       JSON.stringify(node),
+      path,
       JSON.stringify(programMemoryOverride?.toRaw() || null),
       JSON.stringify({ settings: jsAppSettings }),
       engineCommandManager,
@@ -627,6 +643,13 @@ export const recast = (ast: Program): string | Error => {
   return recast_wasm(JSON.stringify(ast))
 }
 
+/**
+ * Format a number with suffix as KCL.
+ */
+export function formatNumber(value: number, suffix: NumericSuffix): string {
+  return format_number(value, JSON.stringify(suffix))
+}
+
 export const makeDefaultPlanes = async (
   engineCommandManager: EngineCommandManager
 ): Promise<DefaultPlanes> => {
@@ -823,3 +846,17 @@ export function base64Decode(base64: string): ArrayBuffer | Error {
     return new Error('Caught error decoding base64 string: ' + e)
   }
 }
+
+/// Change the meta settings for the kcl file.
+/// Returns the new kcl string with the updated settings.
+export function changeKclSettings(
+  kcl: string,
+  settings: MetaSettings
+): string | Error {
+  try {
+    return change_kcl_settings(kcl, JSON.stringify(settings))
+  } catch (e) {
+    console.error('Caught error changing kcl settings: ' + e)
+    return new Error('Caught error changing kcl settings: ' + e)
+  }
+}

src/lib/commandBarConfigs/authCommandConfig.ts

@@ -1,17 +1,14 @@
-import { StateMachineCommandSetConfig } from 'lib/commandTypes'
+import { Command } from 'lib/commandTypes'
-import { authMachine } from 'machines/authMachine'
+import { authActor } from 'machines/appMachine'
+import { ACTOR_IDS } from 'machines/machineConstants'
 
-type AuthCommandSchema = {}
+export const authCommands: Command[] = [
-
+  {
-export const authCommandBarConfig: StateMachineCommandSetConfig<
+    groupId: ACTOR_IDS.AUTH,
-  typeof authMachine,
+    name: 'log-out',
-  AuthCommandSchema
+    displayName: 'Log out',
-> = {
-  'Log in': {
-    hide: 'both',
-  },
-  'Log out': {
-    args: [],
     icon: 'arrowLeft',
+    needsReview: false,
+    onSubmit: () => authActor.send({ type: 'Log out' }),
   },
-}
+]

src/lib/commandBarConfigs/projectsCommandConfig.ts

@@ -41,12 +41,11 @@ export const projectsCommandBarConfig: StateMachineCommandSetConfig<
       name: {
         inputType: 'options',
         required: true,
-        options: [],
+        options: (_, context) =>
-        optionsFromContext: (context) =>
+          context?.projects.map((p) => ({
-          context.projects.map((p) => ({
+            name: p.name,
-            name: p.name!,
+            value: p.name,
-            value: p.name!,
+          })) || [],
-          })),
       },
     },
   },

src/lib/commandBarConfigs/validators.test.ts

@@ -0,0 +1,19 @@
+import { parseEngineErrorMessage } from './validators'
+
+describe('parseEngineErrorMessage', () => {
+  it('takes an engine error string and parses its json message', () => {
+    const engineError =
+      'engine error: [{"error_code":"internal_engine","message":"Trajectory curve must be G1 continuous (with continuous tangents)"}]'
+    const message = parseEngineErrorMessage(engineError)
+    expect(message).toEqual(
+      'Trajectory curve must be G1 continuous (with continuous tangents)'
+    )
+  })
+
+  it('retuns undefined on strings with different formats', () => {
+    const s1 = 'engine error: []'
+    const s2 = 'blabla'
+    expect(parseEngineErrorMessage(s1)).toBeUndefined()
+    expect(parseEngineErrorMessage(s2)).toBeUndefined()
+  })
+})

src/lib/commandBarConfigs/validators.ts

@@ -3,6 +3,7 @@ import { engineCommandManager } from 'lib/singletons'
 import { uuidv4 } from 'lib/utils'
 import { CommandBarContext } from 'machines/commandBarMachine'
 import { Selections } from 'lib/selections'
+import { ApiError_type } from '@kittycad/lib/dist/types/src/models'
 
 export const disableDryRunWithRetry = async (numberOfRetries = 3) => {
   for (let tries = 0; tries < numberOfRetries; tries++) {
@@ -46,6 +47,20 @@ function isSelections(selections: unknown): selections is Selections {
   )
 }
 
+export function parseEngineErrorMessage(engineError: string) {
+  const parts = engineError.split('engine error: ')
+  if (parts.length < 2) {
+    return undefined
+  }
+
+  const errors = JSON.parse(parts[1]) as ApiError_type[]
+  if (!errors[0]) {
+    return undefined
+  }
+
+  return errors[0].message
+}
+
 export const revolveAxisValidator = async ({
   data,
   context,
@@ -83,7 +98,7 @@ export const revolveAxisValidator = async ({
     value: 360,
   }
 
-  const revolveAboutEdgeCommand = async () => {
+  const command = async () => {
     return await engineCommandManager.sendSceneCommand({
       type: 'modeling_cmd_req',
       cmd_id: uuidv4(),
@@ -96,13 +111,13 @@ export const revolveAxisValidator = async ({
       },
     })
   }
-  const attemptRevolve = await dryRunWrapper(revolveAboutEdgeCommand)
+  const result = await dryRunWrapper(command)
-  if (attemptRevolve?.success) {
+  if (result?.success) {
     return true
-  } else {
-    // return error message for the toast
-    return 'Unable to revolve with selected edge'
   }
+
+  const reason = parseEngineErrorMessage(result) || 'unknown'
+  return `Unable to revolve with the current selection. Reason: ${reason}`
 }
 
 export const loftValidator = async ({
@@ -128,7 +143,7 @@ export const loftValidator = async ({
     return 'Unable to loft, selection contains less than two solid2ds'
   }
 
-  const loftCommand = async () => {
+  const command = async () => {
     // TODO: check what to do with these
     const DEFAULT_V_DEGREE = 2
     const DEFAULT_TOLERANCE = 2
@@ -145,13 +160,13 @@ export const loftValidator = async ({
       },
     })
   }
-  const attempt = await dryRunWrapper(loftCommand)
+  const result = await dryRunWrapper(command)
-  if (attempt?.success) {
+  if (result?.success) {
     return true
-  } else {
-    // return error message for the toast
-    return 'Unable to loft with selected sketches'
   }
+
+  const reason = parseEngineErrorMessage(result) || 'unknown'
+  return `Unable to loft with the current selection. Reason: ${reason}`
 }
 
 export const shellValidator = async ({
@@ -180,7 +195,7 @@ export const shellValidator = async ({
     return "Unable to shell, couldn't find the solid"
   }
 
-  const shellCommand = async () => {
+  const command = async () => {
     // TODO: figure out something better than an arbitrarily small value
     const DEFAULT_THICKNESS: Models['LengthUnit_type'] = 1e-9
     const DEFAULT_HOLLOW = false
@@ -200,12 +215,13 @@ export const shellValidator = async ({
     })
   }
 
-  const attemptShell = await dryRunWrapper(shellCommand)
+  const result = await dryRunWrapper(command)
-  if (attemptShell?.success) {
+  if (result?.success) {
     return true
   }
 
-  return 'Unable to shell with the provided selection'
+  const reason = parseEngineErrorMessage(result) || 'unknown'
+  return `Unable to shell with the current selection. Reason: ${reason}`
 }
 
 export const sweepValidator = async ({
@@ -241,7 +257,7 @@ export const sweepValidator = async ({
   }
   const target = targetArtifact.pathId
 
-  const sweepCommand = async () => {
+  const command = async () => {
     // TODO: second look on defaults here
     const DEFAULT_TOLERANCE: Models['LengthUnit_type'] = 1e-7
     const DEFAULT_SECTIONAL = false
@@ -261,10 +277,11 @@ export const sweepValidator = async ({
     })
   }
 
-  const attemptSweep = await dryRunWrapper(sweepCommand)
+  const result = await dryRunWrapper(command)
-  if (attemptSweep?.success) {
+  if (result?.success) {
     return true
   }
 
-  return 'Unable to sweep with the provided selection'
+  const reason = parseEngineErrorMessage(result) || 'unknown'
+  return `Unable to sweep with the current selection. Reason: ${reason}`
 }

src/lib/kclCommands.ts

@@ -1,13 +1,10 @@
 import { CommandBarOverwriteWarning } from 'components/CommandBarOverwriteWarning'
 import { Command, CommandArgumentOption } from './commandTypes'
-import { codeManager, kclManager } from './singletons'
+import { kclManager } from './singletons'
 import { isDesktop } from './isDesktop'
-import { FILE_EXT, PROJECT_SETTINGS_FILE_NAME } from './constants'
+import { FILE_EXT } from './constants'
 import { UnitLength_type } from '@kittycad/lib/dist/types/src/models'
-import { parseProjectSettings } from 'lang/wasm'
+import { reportRejection } from './trap'
-import { err, reportRejection } from './trap'
-import { projectConfigurationToSettingsPayload } from './settings/settingsUtils'
-import { copyFileShareLink } from './links'
 import { IndexLoaderData } from './types'
 
 interface OnSubmitProps {
@@ -68,56 +65,23 @@ export function kclCommands(commandProps: KclCommandConfig): Command[] {
         const sampleCodeUrl = `https://raw.githubusercontent.com/KittyCAD/kcl-samples/main/${encodeURIComponent(
           projectPathPart
         )}/${encodeURIComponent(primaryKclFile)}`
-        const sampleSettingsFileUrl = `https://raw.githubusercontent.com/KittyCAD/kcl-samples/main/${encodeURIComponent(
-          projectPathPart
-        )}/${PROJECT_SETTINGS_FILE_NAME}`
 
-        Promise.allSettled([fetch(sampleCodeUrl), fetch(sampleSettingsFileUrl)])
+        fetch(sampleCodeUrl)
-          .then((results) => {
+          .then(async (codeResponse): Promise<OnSubmitProps> => {
-            const a =
+            if (!codeResponse.ok) {
-              'value' in results[0] ? results[0].value : results[0].reason
+              console.error(
-            const b =
+                'Failed to fetch sample code:',
-              'value' in results[1] ? results[1].value : results[1].reason
+                codeResponse.statusText
-            return [a, b]
+              )
-          })
+              return Promise.reject(new Error('Failed to fetch sample code'))
-          .then(
-            async ([
-              codeResponse,
-              settingsResponse,
-            ]): Promise<OnSubmitProps> => {
-              if (!codeResponse.ok) {
-                console.error(
-                  'Failed to fetch sample code:',
-                  codeResponse.statusText
-                )
-                return Promise.reject(new Error('Failed to fetch sample code'))
-              }
-              const code = await codeResponse.text()
-
-              // It's possible that a sample doesn't have a project.toml
-              // associated with it.
-              let projectSettingsPayload: ReturnType<
-                typeof projectConfigurationToSettingsPayload
-              > = {}
-              if (settingsResponse.ok) {
-                const parsedProjectSettings = parseProjectSettings(
-                  await settingsResponse.text()
-                )
-                if (!err(parsedProjectSettings)) {
-                  projectSettingsPayload =
-                    projectConfigurationToSettingsPayload(parsedProjectSettings)
-                }
-              }
-
-              return {
-                sampleName: data.sample.split('/')[0] + FILE_EXT,
-                code,
-                method: data.method,
-                sampleUnits:
-                  projectSettingsPayload.modeling?.defaultUnit || 'mm',
-              }
             }
-          )
+            const code = await codeResponse.text()
+            return {
+              sampleName: data.sample.split('/')[0] + FILE_EXT,
+              code,
+              method: data.method,
+            }
+          })
           .then((props) => {
             if (props?.code) {
               commandProps.specialPropsForSampleCommand

src/lib/rectangleTool.test.ts

@@ -0,0 +1,92 @@
+import { expect } from 'vitest'
+import {
+  recast,
+  assertParse,
+  topLevelRange,
+  VariableDeclaration,
+  initPromise,
+} from 'lang/wasm'
+import { updateCenterRectangleSketch } from './rectangleTool'
+import { getNodePathFromSourceRange } from 'lang/queryAstNodePathUtils'
+import { getNodeFromPath } from 'lang/queryAst'
+import { findUniqueName } from 'lang/modifyAst'
+import { err, trap } from './trap'
+
+beforeAll(async () => {
+  await initPromise
+})
+
+describe('library rectangleTool helper functions', () => {
+  describe('updateCenterRectangleSketch', () => {
+    // regression test for https://github.com/KittyCAD/modeling-app/issues/5157
+    test('should update AST and source code', async () => {
+      // Base source code that will be edited in place
+      const sourceCode = `sketch001 = startSketchOn('XZ')
+|> startProfileAt([120.37, 162.76], %)
+|> angledLine([0, 0], %, $rectangleSegmentA001)
+|> angledLine([segAng(rectangleSegmentA001) + 90, 0], %, $rectangleSegmentB001)
+|> angledLine([
+segAng(rectangleSegmentA001),
+-segLen(rectangleSegmentA001)
+], %, $rectangleSegmentC001)
+|> lineTo([profileStartX(%), profileStartY(%)], %)
+|> close(%)
+`
+      // Create ast
+      const _ast = assertParse(sourceCode)
+      let ast = structuredClone(_ast)
+
+      // Find some nodes and paths to reference
+      const sketchSnippet = `startProfileAt([120.37, 162.76], %)`
+      const sketchRange = topLevelRange(
+        sourceCode.indexOf(sketchSnippet),
+        sourceCode.indexOf(sketchSnippet) + sketchSnippet.length
+      )
+      const sketchPathToNode = getNodePathFromSourceRange(ast, sketchRange)
+      const _node = getNodeFromPath<VariableDeclaration>(
+        ast,
+        sketchPathToNode || [],
+        'VariableDeclaration'
+      )
+      if (trap(_node)) return
+      const sketchInit = _node.node?.declaration.init
+
+      // Hard code inputs that a user would have taken with their mouse
+      const x = 40
+      const y = 60
+      const rectangleOrigin = [120, 180]
+      const tags: [string, string, string] = [
+        'rectangleSegmentA001',
+        'rectangleSegmentB001',
+        'rectangleSegmentC001',
+      ]
+
+      // Update the ast
+      if (sketchInit.type === 'PipeExpression') {
+        updateCenterRectangleSketch(
+          sketchInit,
+          x,
+          y,
+          tags[0],
+          rectangleOrigin[0],
+          rectangleOrigin[1]
+        )
+      }
+
+      // ast is edited in place from the updateCenterRectangleSketch
+      const expectedSourceCode = `sketch001 = startSketchOn('XZ')
+  |> startProfileAt([80, 120], %)
+  |> angledLine([0, 80], %, $rectangleSegmentA001)
+  |> angledLine([segAng(rectangleSegmentA001) + 90, 120], %, $rectangleSegmentB001)
+  |> angledLine([
+       segAng(rectangleSegmentA001),
+       -segLen(rectangleSegmentA001)
+     ], %, $rectangleSegmentC001)
+  |> lineTo([profileStartX(%), profileStartY(%)], %)
+  |> close(%)
+`
+      const recasted = recast(ast)
+      expect(recasted).toEqual(expectedSourceCode)
+    })
+  })
+})

src/lib/rectangleTool.ts

@@ -8,13 +8,19 @@ import {
   createTagDeclarator,
   createUnaryExpression,
 } from 'lang/modifyAst'
-import { ArrayExpression, CallExpression, PipeExpression } from 'lang/wasm'
+import {
+  ArrayExpression,
+  CallExpression,
+  PipeExpression,
+  recast,
+} from 'lang/wasm'
 import { roundOff } from 'lib/utils'
 import {
   isCallExpression,
   isArrayExpression,
   isLiteral,
   isBinaryExpression,
+  isLiteralValueNumber,
 } from 'lang/util'
 
 /**
@@ -140,10 +146,12 @@ export function updateCenterRectangleSketch(
     if (isArrayExpression(arrayExpression)) {
       const literal = arrayExpression.elements[0]
       if (isLiteral(literal)) {
-        callExpression.arguments[0] = createArrayExpression([
+        if (isLiteralValueNumber(literal.value)) {
-          createLiteral(literal.value),
+          callExpression.arguments[0] = createArrayExpression([
-          createLiteral(Math.abs(twoX)),
+            createLiteral(literal.value),
-        ])
+            createLiteral(Math.abs(twoX)),
+          ])
+        }
       }
     }
   }

src/lib/testHelpers.ts

@@ -80,7 +80,8 @@ class MockEngineCommandManager {
 
 export async function enginelessExecutor(
   ast: Node<Program>,
-  pmo: ProgramMemory | Error = ProgramMemory.empty()
+  pmo: ProgramMemory | Error = ProgramMemory.empty(),
+  path?: string
 ): Promise<ExecState> {
   if (pmo !== null && err(pmo)) return Promise.reject(pmo)
 
@@ -90,7 +91,7 @@ export async function enginelessExecutor(
   }) as any as EngineCommandManager
   // eslint-disable-next-line @typescript-eslint/no-floating-promises
   mockEngineCommandManager.startNewSession()
-  const execState = await executor(ast, mockEngineCommandManager, pmo)
+  const execState = await executor(ast, mockEngineCommandManager, path, pmo)
   await mockEngineCommandManager.waitForAllCommands()
   return execState
 }

src/lib/wasm_lib_wrapper.ts

@@ -10,6 +10,7 @@
 import {
   parse_wasm as ParseWasm,
   recast_wasm as RecastWasm,
+  format_number as FormatNumber,
   execute as Execute,
   kcl_lint as KclLint,
   modify_ast_for_sketch_wasm as ModifyAstForSketch,
@@ -25,6 +26,7 @@ import {
   default_project_settings as DefaultProjectSettings,
   base64_decode as Base64Decode,
   clear_scene_and_bust_cache as ClearSceneAndBustCache,
+  change_kcl_settings as ChangeKclSettings,
 } from '../wasm-lib/pkg/wasm_lib'
 
 type ModuleType = typeof import('../wasm-lib/pkg/wasm_lib')
@@ -51,6 +53,9 @@ export const parse_wasm: typeof ParseWasm = (...args) => {
 export const recast_wasm: typeof RecastWasm = (...args) => {
   return getModule().recast_wasm(...args)
 }
+export const format_number: typeof FormatNumber = (...args) => {
+  return getModule().format_number(...args)
+}
 export const execute: typeof Execute = (...args) => {
   return getModule().execute(...args)
 }
@@ -106,3 +111,6 @@ export const clear_scene_and_bust_cache: typeof ClearSceneAndBustCache = (
 ) => {
   return getModule().clear_scene_and_bust_cache(...args)
 }
+export const change_kcl_settings: typeof ChangeKclSettings = (...args) => {
+  return getModule().change_kcl_settings(...args)
+}

src/machines/appMachine.ts

@@ -0,0 +1,30 @@
+import { ActorRefFrom, createActor, setup } from 'xstate'
+import { authMachine } from './authMachine'
+import { useSelector } from '@xstate/react'
+import { ACTOR_IDS } from './machineConstants'
+
+const appMachine = setup({
+  actors: {
+    [ACTOR_IDS.AUTH]: authMachine,
+  },
+}).createMachine({
+  /** @xstate-layout N4IgpgJg5mDOIC5gF8A0IB2B7CdGgAoBbAQwGMALASwzAEp8QAHLWKgFyqw0YA9EAjACZ0AT0FDkU5EA */
+  id: 'modeling-app',
+  invoke: [
+    {
+      src: ACTOR_IDS.AUTH,
+      systemId: ACTOR_IDS.AUTH,
+    },
+  ],
+})
+
+export const appActor = createActor(appMachine).start()
+
+export const authActor = appActor.system.get(ACTOR_IDS.AUTH) as ActorRefFrom<
+  typeof authMachine
+>
+export const useAuthState = () => useSelector(authActor, (state) => state)
+export const useToken = () =>
+  useSelector(authActor, (state) => state.context.token)
+export const useUser = () =>
+  useSelector(authActor, (state) => state.context.user)

src/machines/authMachine.ts

@@ -15,6 +15,8 @@ import {
 } from 'lib/desktop'
 import { COOKIE_NAME } from 'lib/constants'
 import { markOnce } from 'lib/performance'
+import { ACTOR_IDS } from './machineConstants'
+import withBaseUrl from '../lib/withBaseURL'
 
 const SKIP_AUTH = VITE_KC_SKIP_AUTH === 'true' && DEV
 
@@ -50,7 +52,7 @@ export type Events =
     }
 
 export const TOKEN_PERSIST_KEY = 'TOKEN_PERSIST_KEY'
-const persistedToken =
+export const persistedToken =
   VITE_KC_DEV_TOKEN ||
   getCookie(COOKIE_NAME) ||
   localStorage?.getItem(TOKEN_PERSIST_KEY) ||
@@ -69,18 +71,17 @@ export const authMachine = setup({
           }
         }
   },
-  actions: {
-    goToIndexPage: () => {},
-    goToSignInPage: () => {},
-  },
   actors: {
     getUser: fromPromise(({ input }: { input: { token?: string } }) =>
       getUser(input)
     ),
+    logout: fromPromise(async () =>
+      isDesktop() ? writeTokenFile('') : logout()
+    ),
   },
 }).createMachine({
-  /** @xstate-layout N4IgpgJg5mDOIC5QEECuAXAFgOgMabFwGsBJAMwBkB7KGCEgOwGIIqGxsBLBgNyqI75CRALQAbGnRHcA2gAYAuolAAHKrE7pObZSAAeiAIwAWQ9gBspuQCYAnAGYAHPYCsx+4ccAaEAE9E1q7YcoZyxrYR1m7mcrYAvnE+aFh4BMTk1LSQjExgAE55VHnYKmIAhuhkRQC2qcLikpDSDPJKSCBqGlo67QYI9gDs5tge5o6h5vau7oY+-v3mA9jWco4u5iu21ua2YcYJSRg4Eln0zJkABFQYrbqdmtoMun2GA7YjxuPmLqvGNh5zRCfJaOcyLUzuAYuFyGcwHEDJY6NCAAeQwTEuskUd3UDx6oD6Im2wUcAzkMJ2cjBxlMgIWLmwZLWljecjJTjh8IYVAgcF0iJxXUez0QIgGxhJZIpu2ptL8AWwtje1nCW2iq1shns8MRdXSlGRjEFeKevUQjkcy3sqwGHimbg83nlCF22GMytVUWMMUc8USCKO2BOdCN7Xu3VNBKMKsVFp2hm2vu+1id83slkVrgTxhcW0pNJ1geDkDR6GNEZFCAT1kZZLk9cMLltb0WdPMjewjjC1mzOZCtk5CSAA */
+  /** @xstate-layout N4IgpgJg5mDOIC5QAoC2BDAxgCwJYDswBKAOhzEwGsBJAMwBkB7KGCa-AYgkcJIIDdGlMGWwVKAWgA2zVhIIBtAAwBdRKAAOjWLgAuuHupAAPRAGYArAEYSADgu2AnGYBMLpVYBsZz7YA0IACeiG6OJM62tmZKLgDsno5KtvEAvikBaFh4hKTkVHRMLJDsHGAATmWMZSQaUui6tFWoouLSspDy+MpqSCBaOvqGvaYIljb2Tq7uXj7+QYgALFYW4clWy1ZmVgsWsZtpGRg4BMQkMkVsnIUABIwArrrdRv16BvhGI74LJBYW7o5WKJmKILObBUZeEgJP4LTxKMwIhZmBYLA4gTLHHJnWQEKAAeQeXB4IgEQhEGOyp3OUFxBN0CFJmHqb26T16L0G72GiCsSg8PyszkBCViTiUjgC4Jcnhc4SUsQcvgsoL2VjRFJOpGptMJ5Uq1Vq9UaZWaGqx2vw+IeDPwgiZnNZqme2leQ1An1s31+-0BCJBYJCLm+lk8CRl9hRyos6qOlK17QgdI4N0UTvZLs5Hx58NsJARuys0tDSl+AYQthsgNi0TMqt2LjVaPwjAgcCMZuIzoGbyzCAknkliH7Maympa+QYCfYXddXPdixcg4QvKUdk2u2iLkcsXhCRHmKpU7nfQzPe5CAsMpIXi8MvFKM8VliS5c1jzj53W3isNFqPS6NjMcLStXQZ0zc8ohsJI-kcFxXEcR9HAWF9gTzDxbCUXxAQWEsdn3ONsQuOkwLPedl22MIzFg3YP1gl9PG+bYvGsSxlUcRJozSFIgA */
-  id: 'Auth',
+  id: ACTOR_IDS.AUTH,
   initial: 'checkIfLoggedIn',
   context: {
     token: persistedToken,
@@ -112,19 +113,30 @@ export const authMachine = setup({
       },
     },
     loggedIn: {
-      entry: ['goToIndexPage'],
       on: {
         'Log out': {
-          target: 'loggedOut',
+          target: 'loggingOut',
-          actions: () => {
+        },
-            // eslint-disable-next-line @typescript-eslint/no-floating-promises
+      },
-            if (isDesktop()) writeTokenFile('')
+    },
-          },
+    loggingOut: {
+      invoke: {
+        src: 'logout',
+        onDone: 'loggedOut',
+        onError: {
+          target: 'loggedIn',
+          actions: [
+            ({ event }) => {
+              console.error(
+                'Error while logging out',
+                'error' in event ? `: ${event.error}` : ''
+              )
+            },
+          ],
         },
       },
     },
     loggedOut: {
-      entry: ['goToSignInPage'],
       on: {
         'Log in': {
           target: 'checkIfLoggedIn',
@@ -235,3 +247,12 @@ async function getAndSyncStoredToken(input: {
   localStorage.setItem(TOKEN_PERSIST_KEY, fileToken)
   return fileToken
 }
+
+async function logout() {
+  localStorage.removeItem(TOKEN_PERSIST_KEY)
+  if (isDesktop()) return Promise.resolve(null)
+  return fetch(withBaseUrl('/logout'), {
+    method: 'POST',
+    credentials: 'include',
+  })
+}

src/machines/commandBarMachine.ts

@@ -10,6 +10,7 @@ import { getCommandArgumentKclValuesOnly } from 'lib/commandUtils'
 import { MachineManager } from 'components/MachineManagerProvider'
 import toast from 'react-hot-toast'
 import { useSelector } from '@xstate/react'
+import { authCommands } from 'lib/commandBarConfigs/authCommandConfig'
 
 export type CommandBarContext = {
   commands: Command[]
@@ -80,6 +81,7 @@ export type CommandBarMachineEvent =
 export const commandBarMachine = setup({
   types: {
     context: {} as CommandBarContext,
+    input: {} as { commands: Command[] },
     events: {} as CommandBarMachineEvent,
   },
   actions: {
@@ -409,8 +411,8 @@ export const commandBarMachine = setup({
   },
 }).createMachine({
   /** @xstate-layout N4IgpgJg5mDOIC5QGED2BbdBDAdhABAEJYBOAxMgDaqxgDaADALqKgAONAlgC6eo6sQAD0QBaAIwB2AHTiAHAE45AZjkAmdcoaSArCoA0IAJ6JxDOdJ2SF4gCySHaqZIa2Avm8NpMuAsXJUYKSMLEggHLA8fAJhIgiiOgBssokKTpJqiXK2OsqJaoYm8eJqytKJ9hqq+eJW2h5eGNh4RKRkAGKcLb74tJRgAMbc+ANNviGCEVH8gnEKubK5ympVrrlyhabm0rZ5CtYM4hVq83ININ7NfqTSVDSQZADybGA4E2FTvDOxiGoMDNJMjo9H9lLYGDpKpsEModOJpA5XOIwakwcidOdLj1-LdqLQIGQAIIQAijHx4WDvdhcL4xUBxURqSTw3LzfYKZSSOQZWzQ5S1crMuTAiElRKuTFjFo4u74sgAJTA6FQADcwCMpRBKcxJjTorMxEzkhouftuXCGGpIdCpADmZJxfzJLY5Cp5pLydcSLj7gSqeE9d96Yh+TppKoXfkGKdlHloUyFIDUvMXBzbFl3J4LprWt6AMpgfpDLpQDWesgFovDMlXf2ffU-BBZZKuczWWylRRwvlM6Q2LIMZQ2QdHZQeq65245vqDbgPOuBunCEP88MqPQchwVNLKaHptTSYUuRI6f4npyJcfYm5Ylozobz8ShamRWkGhBmeTSQeJX+JXQ6H88jQnCMiugoELCpypQKJeWa3l6U6er0hazvOajPgGr4NsGH6WhYsHOkycglLCEJ7iclgaIosKSLGGgKFe0o3AA4lg3AABZgCQJb4KQUAAK7oK83CwBQHG4DAIwCSQJAiXxJCCcJODcAu2FBsuH55GGJ7irYHYqHpGzGKYWiWB2nK2Kcv6wWO8E5jibGcdxvH8UJIliQAInAqFDGWtY6h8i7vlkZREbYZg6JuwEmQgfxhnkHbiHYJ7yHYTGIU5XE8TgpZucponSISADuWBRLl+BdGwAncBWAkAEboDwClKSJanTEucS1Bk36DicDCpOYLoKHu-x9tGuhgoozKpBlk5ZS5FX5R50gAGpYJQnAQOxJZkBA-BgNIXQqqgADWh0qhtW3sWAeYlv0hKKe5KntW+YRFGi5RyOKDrZEaUW8pppTguGuwDRFEO-nNjnsdlrlPQVsBrVd228LlZDcSQqDemwlDsQAZtj6DSJdm2o7d91gI9rUvYFL4dYIH0RV9P0Zv9CiA3EwMAmCWgVHYKVwY0yE4oqKqcGAxV1Y1zU1uMdNYQzjbMpYcgQlFxFq66u6xXRALbkyg7-Bz0bQzcYsS1LxIEMttOYfWGldYcCWwQmNiRrU0Jq2GRxJCbHZqC6ahm96FuSwqSqquqtuqQrDudVs4iJhUyZtn9qjQokYKHjk6hSLsZhciH0hh1LACiEDNTHr04ZpJT6bIEXxcKp50YDRT-mGrrJbUgFDp3xfIFxAynbx1PPaJe0HUdOAnedJMozd4+IzXjuIJCLIQqUWjJS4MVFBByS7BzyJq38WTB-ZIs3sPo8VcvHlTzgh3HWdF2L3OD8qZST66upCdxUTLBJOUUHB6GFPpSQXt1CWEGpaOiv4EyD1vmPBGj9MbY2kLjAmRMF5kyXmg7+q8AFJwbjkXQEVsj5FyO3RAiQjjfi5CReYPck7iA8FmHAqAIBwEEAhXMf8la4VEMsWwgJuTTXNGYK0tC4rwkDvsAaSQ-qlAhIPPEkBBFvWEVycoFQhywUHGaHWH04Q7FUNBdc+x2FXwnDiSss5eJyzwFo2ucQIplBWHrcEVhuoFFirCeEuxsj8mWEOFYmZhZ2JvNOXyc4ICuLXggaxCJwG70AiUHQfIzHBKHGYDMJFhTFwWjlPKhDRKJJIRFGQcIFBsiOIHJw8ZIQ7CUGrY+9g9AnmKbDRaZSaaFRKmVNGpYqo1Uqe+FKYZan1PyElbJYjrB6C5CUJQ9DL5ROvN6Ep8MBlI3WvgkZEzGzyAbnkZK-wjan38UzeEzZtBswdADYupdjm4XoTIOwuwHB5HyGkYyRRdBBLosCIE6ZvpnFsVs24KD77lPgEFf+kzxRH32EyFYlpOzQjAZYV2ehTkfI4W4IAA */
-  context: {
+  context: ({ input }) => ({
-    commands: [],
+    commands: input.commands || [],
     selectedCommand: undefined,
     currentArgument: undefined,
     selectionRanges: {
@@ -425,7 +427,7 @@ export const commandBarMachine = setup({
       setCurrentMachine: () => {},
       noMachinesReason: () => undefined,
     },
-  },
+  }),
   id: 'Command Bar',
   initial: 'Closed',
   states: {
@@ -631,7 +633,11 @@ function sortCommands(a: Command, b: Command) {
   return a.name.localeCompare(b.name)
 }
 
-export const commandBarActor = createActor(commandBarMachine).start()
+export const commandBarActor = createActor(commandBarMachine, {
+  input: {
+    commands: [...authCommands],
+  },
+}).start()
 
 /** Basic state snapshot selector */
 const cmdBarStateSelector = (state: SnapshotFrom<typeof commandBarActor>) =>

src/machines/machineConstants.ts

@@ -0,0 +1,3 @@
+export const ACTOR_IDS = {
+  AUTH: 'auth',
+}

src/machines/modelingMachine.ts

@@ -583,6 +583,13 @@ export const modelingMachine = setup({
   },
   // end guards
   actions: {
+    toastError: ({ event }) => {
+      if ('output' in event && event.output instanceof Error) {
+        toast.error(event.output.message)
+      } else if ('data' in event && event.data instanceof Error) {
+        toast.error(event.data.message)
+      }
+    },
     'assign tool in context': assign({
       currentTool: ({ event }) =>
         'data' in event && event.data && 'tool' in event.data
@@ -637,56 +644,6 @@ export const modelingMachine = setup({
         sketchDetails: event.output,
       }
     }),
-    'AST extrude': ({ context: { store }, event }) => {
-      if (event.type !== 'Extrude') return
-      ;(async () => {
-        if (!event.data) return
-        const { selection, distance } = event.data
-        let ast = kclManager.ast
-        if (
-          'variableName' in distance &&
-          distance.variableName &&
-          distance.insertIndex !== undefined
-        ) {
-          const newBody = [...ast.body]
-          newBody.splice(
-            distance.insertIndex,
-            0,
-            distance.variableDeclarationAst
-          )
-          ast.body = newBody
-        }
-        const pathToNode = getNodePathFromSourceRange(
-          ast,
-          selection.graphSelections[0]?.codeRef.range
-        )
-        const extrudeSketchRes = extrudeSketch(
-          ast,
-          pathToNode,
-          false,
-          'variableName' in distance
-            ? distance.variableIdentifierAst
-            : distance.valueAst
-        )
-        if (trap(extrudeSketchRes)) return
-        const { modifiedAst, pathToExtrudeArg } = extrudeSketchRes
-
-        const updatedAst = await kclManager.updateAst(modifiedAst, true, {
-          focusPath: [pathToExtrudeArg],
-          zoomToFit: true,
-          zoomOnRangeAndType: {
-            range: selection.graphSelections[0]?.codeRef.range,
-            type: 'path',
-          },
-        })
-
-        await codeManager.updateEditorWithAstAndWriteToFile(updatedAst.newAst)
-
-        if (updatedAst?.selections) {
-          editorManager.selectRange(updatedAst?.selections)
-        }
-      })().catch(reportRejection)
-    },
     'AST revolve': ({ context: { store }, event }) => {
       if (event.type !== 'Revolve') return
       ;(async () => {
@@ -1491,6 +1448,63 @@ export const modelingMachine = setup({
         return {} as SetSelections
       }
     ),
+    extrudeAstMod: fromPromise<
+      void,
+      ModelingCommandSchema['Extrude'] | undefined
+    >(async ({ input }) => {
+      if (!input) return Promise.reject('No input provided')
+      const { selection, distance } = input
+      let ast = structuredClone(kclManager.ast)
+      let extrudeName: string | undefined = undefined
+
+      const pathToNode = getNodePathFromSourceRange(
+        ast,
+        selection.graphSelections[0]?.codeRef.range
+      )
+      // Add an extrude statement to the AST
+      const extrudeSketchRes = extrudeSketch(
+        ast,
+        pathToNode,
+        false,
+        'variableName' in distance
+          ? distance.variableIdentifierAst
+          : distance.valueAst
+      )
+      if (err(extrudeSketchRes)) return Promise.reject(extrudeSketchRes)
+      const { modifiedAst, pathToExtrudeArg } = extrudeSketchRes
+
+      // Insert the distance variable if the user has provided a variable name
+      if (
+        'variableName' in distance &&
+        distance.variableName &&
+        typeof pathToExtrudeArg[1][0] === 'number'
+      ) {
+        const insertIndex = Math.min(
+          pathToExtrudeArg[1][0],
+          distance.insertIndex
+        )
+        const newBody = [...modifiedAst.body]
+        newBody.splice(insertIndex, 0, distance.variableDeclarationAst)
+        modifiedAst.body = newBody
+        // Since we inserted a new variable, we need to update the path to the extrude argument
+        pathToExtrudeArg[1][0]++
+      }
+
+      const updatedAst = await kclManager.updateAst(modifiedAst, true, {
+        focusPath: [pathToExtrudeArg],
+        zoomToFit: true,
+        zoomOnRangeAndType: {
+          range: selection.graphSelections[0]?.codeRef.range,
+          type: 'path',
+        },
+      })
+
+      await codeManager.updateEditorWithAstAndWriteToFile(updatedAst.newAst)
+
+      if (updatedAst?.selections) {
+        editorManager.selectRange(updatedAst?.selections)
+      }
+    }),
     offsetPlaneAstMod: fromPromise(
       async ({
         input,
@@ -1821,9 +1835,8 @@ export const modelingMachine = setup({
         ],
 
         Extrude: {
-          target: 'idle',
+          target: 'Applying extrude',
-          actions: ['AST extrude'],
+          reenter: true,
-          reenter: false,
         },
 
         Revolve: {
@@ -2548,7 +2561,7 @@ export const modelingMachine = setup({
 
         'Delete segment': {
           reenter: false,
-          actions: ['Delete segment', 'Set sketchDetails'],
+          actions: ['Delete segment', 'Set sketchDetails', 'reset selections'],
         },
         'code edit during sketch': '.clean slate',
       },
@@ -2620,6 +2633,22 @@ export const modelingMachine = setup({
       },
     },
 
+    'Applying extrude': {
+      invoke: {
+        src: 'extrudeAstMod',
+        id: 'extrudeAstMod',
+        input: ({ event }) => {
+          if (event.type !== 'Extrude') return undefined
+          return event.data
+        },
+        onDone: ['idle'],
+        onError: {
+          target: 'idle',
+          actions: 'toastError',
+        },
+      },
+    },
+
     'Applying offset plane': {
       invoke: {
         src: 'offsetPlaneAstMod',

src/routes/Onboarding/UserMenu.tsx

@@ -1,15 +1,14 @@
 import { OnboardingButtons, useDismiss, useNextClick } from '.'
 import { onboardingPaths } from 'routes/Onboarding/paths'
 import { useEffect, useState } from 'react'
-import { useSettingsAuthContext } from 'hooks/useSettingsAuthContext'
+import { useUser } from 'machines/appMachine'
 
 export default function UserMenu() {
-  const { auth } = useSettingsAuthContext()
+  const user = useUser()
   const dismiss = useDismiss()
   const next = useNextClick(onboardingPaths.PROJECT_MENU)
   const [avatarErrored, setAvatarErrored] = useState(false)
 
-  const user = auth?.context?.user
   const errorOrNoImage = !user?.image || avatarErrored
   const buttonDescription = errorOrNoImage ? 'the menu button' : 'your avatar'
 

src/routes/SignIn.tsx

@@ -14,6 +14,7 @@ import { openExternalBrowserIfDesktop } from 'lib/openWindow'
 import { toSync } from 'lib/utils'
 import { reportRejection } from 'lib/trap'
 import toast from 'react-hot-toast'
+import { authActor } from 'machines/appMachine'
 
 const subtleBorder =
   'border border-solid border-chalkboard-30 dark:border-chalkboard-80'
@@ -22,7 +23,6 @@ const cardArea = `${subtleBorder} rounded-lg px-6 py-3 text-chalkboard-70 dark:t
 const SignIn = () => {
   const [userCode, setUserCode] = useState('')
   const {
-    auth: { send },
     settings: {
       state: {
         context: {
@@ -70,7 +70,7 @@ const SignIn = () => {
       toast.error('Error while trying to log in')
       return
     }
-    send({ type: 'Log in', token })
+    authActor.send({ type: 'Log in', token })
   }
 
   return (

src/wasm-lib/Cargo.lock

@@ -1710,7 +1710,7 @@ dependencies = [
 
 [[package]]
 name = "kcl-lib"
-version = "0.2.30"
+version = "0.2.33"
 dependencies = [
  "anyhow",
  "approx 0.5.1",
@@ -1844,9 +1844,9 @@ dependencies = [
 
 [[package]]
 name = "kittycad-modeling-cmds"
-version = "0.2.92"
+version = "0.2.93"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5fc91d0cdacd1c2ba906f564e58ce07c70a5c471f19b0f4c0b67e754077bfdc"
+checksum = "67a993046541732e3c3ddd8a0364b55b7b138a9258beff353b6e7a043a41dce3"
 dependencies = [
  "anyhow",
  "chrono",

src/wasm-lib/Cargo.toml

@@ -76,7 +76,7 @@ members = [
 [workspace.dependencies]
 http = "1"
 kittycad = { version = "0.3.28", default-features = false, features = ["js", "requests"] }
-kittycad-modeling-cmds = { version = "0.2.92", features = [
+kittycad-modeling-cmds = { version = "0.2.93", features = [
   "ts-rs",
   "websocket",
 ] }

src/wasm-lib/kcl/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "kcl-lib"
 description = "KittyCAD Language implementation and tools"
-version = "0.2.30"
+version = "0.2.33"
 edition = "2021"
 license = "MIT"
 repository = "https://github.com/KittyCAD/modeling-app"

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

@@ -13,9 +13,7 @@ use tower_lsp::lsp_types::{
     MarkupKind, ParameterInformation, ParameterLabel, SignatureHelp, SignatureInformation,
 };
 
-use crate::execution::Sketch;
+use crate::{execution::Sketch, std::Primitive};
-
-use crate::std::Primitive;
 
 #[derive(Debug, Clone, Deserialize, Serialize, PartialEq, JsonSchema, ts_rs::TS)]
 #[ts(export)]

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

@@ -197,10 +197,6 @@ pub trait EngineManager: std::fmt::Debug + Send + Sync + 'static {
         source_range: SourceRange,
         cmd: &ModelingCmd,
     ) -> Result<(), crate::errors::KclError> {
-        let execution_kind = self.execution_kind();
-        if execution_kind.is_isolated() {
-            return Err(KclError::Semantic(KclErrorDetails { message: "Cannot send modeling commands while importing. Wrap your code in a function if you want to import the file.".to_owned(), source_ranges: vec![source_range] }));
-        }
         let req = WebSocketRequest::ModelingCmdReq(ModelingCmdReq {
             cmd: cmd.clone(),
             cmd_id: id.into(),

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

@@ -7,9 +7,9 @@ use crate::{
     KclError, SourceRange,
 };
 
-pub(super) const SETTINGS: &str = "settings";
+pub(crate) const SETTINGS: &str = "settings";
-pub(super) const SETTINGS_UNIT_LENGTH: &str = "defaultLengthUnit";
+pub(crate) const SETTINGS_UNIT_LENGTH: &str = "defaultLengthUnit";
-pub(super) const SETTINGS_UNIT_ANGLE: &str = "defaultAngleUnit";
+pub(crate) const SETTINGS_UNIT_ANGLE: &str = "defaultAngleUnit";
 
 #[derive(Copy, Clone, Debug, Eq, PartialEq)]
 pub(super) enum AnnotationScope {

src/wasm-lib/kcl/src/execution/artifact/mermaid_tests.rs

@@ -462,12 +462,14 @@ impl ArtifactGraph {
         output.push_str("mindmap\n");
         output.push_str("  root\n");
 
+        let mut ids_seen: fnv::FnvHashSet<ArtifactId> = Default::default();
+
         for (_, artifact) in &self.map {
             // Only the planes are roots.
             let Artifact::Plane(_) = artifact else {
                 continue;
             };
-            self.mind_map_artifact(&mut output, artifact, "    ")?;
+            self.mind_map_artifact(&mut output, &mut ids_seen, artifact, "    ")?;
         }
 
         output.push_str("```\n");
@@ -475,9 +477,16 @@ impl ArtifactGraph {
         Ok(output)
     }
 
-    fn mind_map_artifact<W: Write>(&self, output: &mut W, artifact: &Artifact, prefix: &str) -> std::fmt::Result {
+    fn mind_map_artifact<W: Write>(
+        &self,
+        output: &mut W,
+        ids_seen: &mut fnv::FnvHashSet<ArtifactId>,
+        artifact: &Artifact,
+        prefix: &str,
+    ) -> std::fmt::Result {
         match artifact {
             Artifact::Plane(_plane) => {
+                ids_seen.clear();
                 writeln!(output, "{prefix}Plane")?;
             }
             Artifact::Path(_path) => {
@@ -515,11 +524,17 @@ impl ArtifactGraph {
             }
         }
 
+        if ids_seen.contains(&artifact.id()) {
+            return Ok(());
+        }
+
+        ids_seen.insert(artifact.id());
+
         for child_id in artifact.child_ids() {
             let Some(child_artifact) = self.map.get(&child_id) else {
                 continue;
             };
-            self.mind_map_artifact(output, child_artifact, &format!("{}  ", prefix))?;
+            self.mind_map_artifact(output, ids_seen, child_artifact, &format!("{}  ", prefix))?;
         }
 
         Ok(())

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

@@ -2,6 +2,7 @@ use std::collections::HashMap;
 
 use async_recursion::async_recursion;
 
+use super::cad_op::{OpArg, Operation};
 use crate::{
     errors::{KclError, KclErrorDetails},
     execution::{
@@ -19,8 +20,6 @@ use crate::{
     },
 };
 
-use super::cad_op::{OpArg, Operation};
-
 impl BinaryPart {
     #[async_recursion]
     pub async fn get_result(&self, exec_state: &mut ExecState, ctx: &ExecutorContext) -> Result<KclValue, KclError> {

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

@@ -0,0 +1,293 @@
+use std::{ffi::OsStr, path::Path, str::FromStr};
+
+use anyhow::Result;
+use kcmc::{
+    coord::{Axis, AxisDirectionPair, Direction, System},
+    each_cmd as mcmd,
+    format::InputFormat,
+    ok_response::OkModelingCmdResponse,
+    shared::FileImportFormat,
+    units::UnitLength,
+    websocket::OkWebSocketResponseData,
+    ImportFile, ModelingCmd,
+};
+use kittycad_modeling_cmds as kcmc;
+use serde::{Deserialize, Serialize};
+use uuid::Uuid;
+
+use super::ExecutorContext;
+use crate::{
+    errors::{KclError, KclErrorDetails},
+    execution::{ExecState, ImportedGeometry},
+    fs::FileSystem,
+    source_range::SourceRange,
+};
+
+// Zoo co-ordinate system.
+//
+// * Forward: -Y
+// * Up: +Z
+// * Handedness: Right
+pub const ZOO_COORD_SYSTEM: System = System {
+    forward: AxisDirectionPair {
+        axis: Axis::Y,
+        direction: Direction::Negative,
+    },
+    up: AxisDirectionPair {
+        axis: Axis::Z,
+        direction: Direction::Positive,
+    },
+};
+
+pub async fn import_foreign(
+    file_path: &Path,
+    format: Option<InputFormat>,
+    exec_state: &mut ExecState,
+    ctxt: &ExecutorContext,
+    source_range: SourceRange,
+) -> Result<PreImportedGeometry, KclError> {
+    // Make sure the file exists.
+    if !ctxt.fs.exists(file_path, source_range).await? {
+        return Err(KclError::Semantic(KclErrorDetails {
+            message: format!("File `{}` does not exist.", file_path.display()),
+            source_ranges: vec![source_range],
+        }));
+    }
+
+    let ext_format = get_import_format_from_extension(file_path.extension().ok_or_else(|| {
+        KclError::Semantic(KclErrorDetails {
+            message: format!("No file extension found for `{}`", file_path.display()),
+            source_ranges: vec![source_range],
+        })
+    })?)
+    .map_err(|e| {
+        KclError::Semantic(KclErrorDetails {
+            message: e.to_string(),
+            source_ranges: vec![source_range],
+        })
+    })?;
+
+    // Get the format type from the extension of the file.
+    let format = if let Some(format) = format {
+        // Validate the given format with the extension format.
+        validate_extension_format(ext_format, format.clone()).map_err(|e| {
+            KclError::Semantic(KclErrorDetails {
+                message: e.to_string(),
+                source_ranges: vec![source_range],
+            })
+        })?;
+        format
+    } else {
+        ext_format
+    };
+
+    // Get the file contents for each file path.
+    let file_contents = ctxt.fs.read(file_path, source_range).await.map_err(|e| {
+        KclError::Semantic(KclErrorDetails {
+            message: e.to_string(),
+            source_ranges: vec![source_range],
+        })
+    })?;
+
+    // We want the file_path to be without the parent.
+    let file_name = std::path::Path::new(&file_path)
+        .file_name()
+        .map(|p| p.to_string_lossy().to_string())
+        .ok_or_else(|| {
+            KclError::Semantic(KclErrorDetails {
+                message: format!("Could not get the file name from the path `{}`", file_path.display()),
+                source_ranges: vec![source_range],
+            })
+        })?;
+    let mut import_files = vec![kcmc::ImportFile {
+        path: file_name.to_string(),
+        data: file_contents.clone(),
+    }];
+
+    // In the case of a gltf importing a bin file we need to handle that! and figure out where the
+    // file is relative to our current file.
+    if let InputFormat::Gltf(..) = format {
+        // Check if the file is a binary gltf file, in that case we don't need to import the bin
+        // file.
+        if !file_contents.starts_with(b"glTF") {
+            let json = gltf_json::Root::from_slice(&file_contents).map_err(|e| {
+                KclError::Semantic(KclErrorDetails {
+                    message: e.to_string(),
+                    source_ranges: vec![source_range],
+                })
+            })?;
+
+            // Read the gltf file and check if there is a bin file.
+            for buffer in json.buffers.iter() {
+                if let Some(uri) = &buffer.uri {
+                    if !uri.starts_with("data:") {
+                        // We want this path relative to the file_path given.
+                        let bin_path = std::path::Path::new(&file_path)
+                            .parent()
+                            .map(|p| p.join(uri))
+                            .map(|p| p.to_string_lossy().to_string())
+                            .ok_or_else(|| {
+                                KclError::Semantic(KclErrorDetails {
+                                    message: format!(
+                                        "Could not get the parent path of the file `{}`",
+                                        file_path.display()
+                                    ),
+                                    source_ranges: vec![source_range],
+                                })
+                            })?;
+
+                        let bin_contents = ctxt.fs.read(&bin_path, source_range).await.map_err(|e| {
+                            KclError::Semantic(KclErrorDetails {
+                                message: e.to_string(),
+                                source_ranges: vec![source_range],
+                            })
+                        })?;
+
+                        import_files.push(ImportFile {
+                            path: uri.to_string(),
+                            data: bin_contents,
+                        });
+                    }
+                }
+            }
+        }
+    }
+    Ok(PreImportedGeometry {
+        id: exec_state.next_uuid(),
+        source_range,
+        command: mcmd::ImportFiles {
+            files: import_files.clone(),
+            format,
+        },
+    })
+}
+
+#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+pub struct PreImportedGeometry {
+    id: Uuid,
+    command: mcmd::ImportFiles,
+    source_range: SourceRange,
+}
+
+pub async fn send_to_engine(pre: PreImportedGeometry, ctxt: &ExecutorContext) -> Result<ImportedGeometry, KclError> {
+    if ctxt.is_mock() {
+        return Ok(ImportedGeometry {
+            id: pre.id,
+            value: pre.command.files.iter().map(|f| f.path.to_string()).collect(),
+            meta: vec![pre.source_range.into()],
+        });
+    }
+
+    let resp = ctxt
+        .engine
+        .send_modeling_cmd(pre.id, pre.source_range, &ModelingCmd::from(pre.command.clone()))
+        .await?;
+
+    let OkWebSocketResponseData::Modeling {
+        modeling_response: OkModelingCmdResponse::ImportFiles(imported_files),
+    } = &resp
+    else {
+        return Err(KclError::Engine(KclErrorDetails {
+            message: format!("ImportFiles response was not as expected: {:?}", resp),
+            source_ranges: vec![pre.source_range],
+        }));
+    };
+
+    Ok(ImportedGeometry {
+        id: imported_files.object_id,
+        value: pre.command.files.iter().map(|f| f.path.to_string()).collect(),
+        meta: vec![pre.source_range.into()],
+    })
+}
+
+/// Get the source format from the extension.
+fn get_import_format_from_extension(ext: &OsStr) -> Result<InputFormat> {
+    let ext = ext
+        .to_str()
+        .ok_or_else(|| anyhow::anyhow!("Invalid file extension: `{ext:?}`"))?;
+    let format = match FileImportFormat::from_str(ext) {
+        Ok(format) => format,
+        Err(_) => {
+            if ext == "stp" {
+                FileImportFormat::Step
+            } else if ext == "glb" {
+                FileImportFormat::Gltf
+            } else {
+                anyhow::bail!("unknown source format for file extension: {ext}. Try setting the `--src-format` flag explicitly or use a valid format.")
+            }
+        }
+    };
+
+    // Make the default units millimeters.
+    let ul = UnitLength::Millimeters;
+
+    // Zoo co-ordinate system.
+    //
+    // * Forward: -Y
+    // * Up: +Z
+    // * Handedness: Right
+    match format {
+        FileImportFormat::Step => Ok(InputFormat::Step(kcmc::format::step::import::Options {
+            split_closed_faces: false,
+        })),
+        FileImportFormat::Stl => Ok(InputFormat::Stl(kcmc::format::stl::import::Options {
+            coords: ZOO_COORD_SYSTEM,
+            units: ul,
+        })),
+        FileImportFormat::Obj => Ok(InputFormat::Obj(kcmc::format::obj::import::Options {
+            coords: ZOO_COORD_SYSTEM,
+            units: ul,
+        })),
+        FileImportFormat::Gltf => Ok(InputFormat::Gltf(kcmc::format::gltf::import::Options {})),
+        FileImportFormat::Ply => Ok(InputFormat::Ply(kcmc::format::ply::import::Options {
+            coords: ZOO_COORD_SYSTEM,
+            units: ul,
+        })),
+        FileImportFormat::Fbx => Ok(InputFormat::Fbx(kcmc::format::fbx::import::Options {})),
+        FileImportFormat::Sldprt => Ok(InputFormat::Sldprt(kcmc::format::sldprt::import::Options {
+            split_closed_faces: false,
+        })),
+    }
+}
+
+fn validate_extension_format(ext: InputFormat, given: InputFormat) -> Result<()> {
+    if let InputFormat::Stl(_) = ext {
+        if let InputFormat::Stl(_) = given {
+            return Ok(());
+        }
+    }
+
+    if let InputFormat::Obj(_) = ext {
+        if let InputFormat::Obj(_) = given {
+            return Ok(());
+        }
+    }
+
+    if let InputFormat::Ply(_) = ext {
+        if let InputFormat::Ply(_) = given {
+            return Ok(());
+        }
+    }
+
+    if ext == given {
+        return Ok(());
+    }
+
+    anyhow::bail!(
+        "The given format does not match the file extension. Expected: `{}`, Given: `{}`",
+        get_name_of_format(ext),
+        get_name_of_format(given)
+    )
+}
+
+fn get_name_of_format(type_: InputFormat) -> &'static str {
+    match type_ {
+        InputFormat::Fbx(_) => "fbx",
+        InputFormat::Gltf(_) => "gltf",
+        InputFormat::Obj(_) => "obj",
+        InputFormat::Ply(_) => "ply",
+        InputFormat::Sldprt(_) => "sldprt",
+        InputFormat::Step(_) => "step",
+        InputFormat::Stl(_) => "stl",
+    }
+}

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

@@ -581,10 +581,11 @@ impl KclValue {
 }
 
 // TODO called UnitLen so as not to clash with UnitLength in settings)
-#[derive(Debug, Clone, Copy, Deserialize, Serialize, PartialEq, ts_rs::TS, JsonSchema, Eq)]
+#[derive(Debug, Default, Clone, Copy, Deserialize, Serialize, PartialEq, ts_rs::TS, JsonSchema, Eq)]
 #[ts(export)]
 #[serde(tag = "type")]
 pub enum UnitLen {
+    #[default]
     Mm,
     Cm,
     M,
@@ -593,6 +594,19 @@ pub enum UnitLen {
     Yards,
 }
 
+impl std::fmt::Display for UnitLen {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            UnitLen::Mm => write!(f, "mm"),
+            UnitLen::Cm => write!(f, "cm"),
+            UnitLen::M => write!(f, "m"),
+            UnitLen::Inches => write!(f, "in"),
+            UnitLen::Feet => write!(f, "ft"),
+            UnitLen::Yards => write!(f, "yd"),
+        }
+    }
+}
+
 impl TryFrom<NumericSuffix> for UnitLen {
     type Error = ();
 
@@ -644,6 +658,15 @@ pub enum UnitAngle {
     Radians,
 }
 
+impl std::fmt::Display for UnitAngle {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            UnitAngle::Degrees => write!(f, "deg"),
+            UnitAngle::Radians => write!(f, "rad"),
+        }
+    }
+}
+
 impl TryFrom<NumericSuffix> for UnitAngle {
     type Error = ();
 

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

@@ -13,8 +13,7 @@ use kcmc::{
     websocket::{ModelingSessionData, OkWebSocketResponseData},
     ImageFormat, ModelingCmd,
 };
-use kittycad_modeling_cmds::length_unit::LengthUnit;
+use kittycad_modeling_cmds::{self as kcmc, length_unit::LengthUnit, websocket::WebSocketResponse};
-use kittycad_modeling_cmds::{self as kcmc, websocket::WebSocketResponse};
 use parse_display::{Display, FromStr};
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
@@ -23,16 +22,22 @@ type Point2D = kcmc::shared::Point2d<f64>;
 type Point3D = kcmc::shared::Point3d<f64>;
 
 pub use function_param::FunctionParam;
+pub(crate) use import::{import_foreign, send_to_engine as send_import_to_engine, ZOO_COORD_SYSTEM};
 pub use kcl_value::{KclObjectFields, KclValue, UnitAngle, UnitLen};
 use uuid::Uuid;
 
-mod annotations;
+pub(crate) mod annotations;
 mod artifact;
 pub(crate) mod cache;
 mod cad_op;
 mod exec_ast;
 mod function_param;
-mod kcl_value;
+mod import;
+pub(crate) mod kcl_value;
+
+// Re-exports.
+pub use artifact::{Artifact, ArtifactCommand, ArtifactGraph, ArtifactId};
+pub use cad_op::Operation;
 
 use crate::{
     engine::{EngineManager, ExecutionKind},
@@ -40,7 +45,7 @@ use crate::{
     execution::cache::{CacheInformation, CacheResult},
     fs::{FileManager, FileSystem},
     parsing::ast::types::{
-        BodyItem, Expr, FunctionExpression, ImportSelector, ItemVisibility, Node, NodeRef, NonCodeValue,
+        BodyItem, Expr, FunctionExpression, ImportPath, ImportSelector, ItemVisibility, Node, NodeRef, NonCodeValue,
         Program as AstProgram, TagDeclarator, TagNode,
     },
     settings::types::UnitLength,
@@ -50,10 +55,6 @@ use crate::{
     ExecError, KclErrorWithOutputs, Program,
 };
 
-// Re-exports.
-pub use artifact::{Artifact, ArtifactCommand, ArtifactGraph, ArtifactId};
-pub use cad_op::Operation;
-
 /// State for executing a program.
 #[derive(Debug, Clone, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
@@ -129,7 +130,7 @@ pub struct ExecOutcome {
 impl ExecState {
     pub fn new(exec_settings: &ExecutorSettings) -> Self {
         ExecState {
-            global: GlobalState::new(),
+            global: GlobalState::new(exec_settings),
             mod_local: ModuleState::new(exec_settings),
         }
     }
@@ -140,7 +141,7 @@ impl ExecState {
         // This is for the front end to keep track of the ids.
         id_generator.next_id = 0;
 
-        let mut global = GlobalState::new();
+        let mut global = GlobalState::new(exec_settings);
         global.id_generator = id_generator;
 
         *self = ExecState {
@@ -181,34 +182,15 @@ impl ExecState {
         self.global.artifacts.insert(id, artifact);
     }
 
-    async fn add_module(
+    fn add_module(&mut self, id: ModuleId, path: std::path::PathBuf, repr: ModuleRepr) -> ModuleId {
-        &mut self,
+        debug_assert!(!self.global.path_to_source_id.contains_key(&path));
-        path: std::path::PathBuf,
-        ctxt: &ExecutorContext,
-        source_range: SourceRange,
-    ) -> Result<ModuleId, KclError> {
-        // Need to avoid borrowing self in the closure.
-        let new_module_id = ModuleId::from_usize(self.global.path_to_source_id.len());
-        let mut is_new = false;
-        let id = *self.global.path_to_source_id.entry(path.clone()).or_insert_with(|| {
-            is_new = true;
-            new_module_id
-        });
 
-        if is_new {
+        self.global.path_to_source_id.insert(path.clone(), id);
-            let source = ctxt.fs.read_to_string(&path, source_range).await?;
-            // TODO handle parsing errors properly
-            let parsed = crate::parsing::parse_str(&source, id).parse_errs_as_err()?;
 
-            let module_info = ModuleInfo {
+        let module_info = ModuleInfo { id, repr, path };
-                id,
+        self.global.module_infos.insert(id, module_info);
-                path,
-                parsed: Some(parsed),
-            };
-            self.global.module_infos.insert(id, module_info);
-        }
 
-        Ok(id)
+        id
     }
 
     pub fn length_unit(&self) -> UnitLen {
@@ -221,7 +203,7 @@ impl ExecState {
 }
 
 impl GlobalState {
-    fn new() -> Self {
+    fn new(settings: &ExecutorSettings) -> Self {
         let mut global = GlobalState {
             id_generator: Default::default(),
             path_to_source_id: Default::default(),
@@ -232,15 +214,14 @@ impl GlobalState {
             artifact_graph: Default::default(),
         };
 
-        // TODO(#4434): Use the top-level file's path.
-        let root_path = PathBuf::new();
         let root_id = ModuleId::default();
+        let root_path = settings.current_file.clone().unwrap_or_default();
         global.module_infos.insert(
             root_id,
             ModuleInfo {
                 id: root_id,
                 path: root_path.clone(),
-                parsed: None,
+                repr: ModuleRepr::Root,
             },
         );
         global.path_to_source_id.insert(root_path, root_id);
@@ -265,7 +246,7 @@ impl ModuleState {
     }
 }
 
-#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS, JsonSchema)]
+#[derive(Debug, Default, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS, JsonSchema)]
 #[ts(export)]
 #[serde(rename_all = "camelCase")]
 pub struct MetaSettings {
@@ -274,7 +255,11 @@ pub struct MetaSettings {
 }
 
 impl MetaSettings {
-    fn update_from_annotation(&mut self, annotation: &NonCodeValue, source_range: SourceRange) -> Result<(), KclError> {
+    pub fn update_from_annotation(
+        &mut self,
+        annotation: &NonCodeValue,
+        source_range: SourceRange,
+    ) -> Result<(), KclError> {
         let properties = annotations::expect_properties(annotations::SETTINGS, annotation, source_range)?;
 
         for p in properties {
@@ -1253,7 +1238,15 @@ pub struct ModuleInfo {
     id: ModuleId,
     /// Absolute path of the module's source file.
     path: std::path::PathBuf,
-    parsed: Option<Node<AstProgram>>,
+    repr: ModuleRepr,
+}
+
+#[allow(clippy::large_enum_variant)]
+#[derive(Debug, Clone, PartialEq, Deserialize, Serialize)]
+pub enum ModuleRepr {
+    Root,
+    Kcl(Node<AstProgram>),
+    Foreign(import::PreImportedGeometry),
 }
 
 #[derive(Debug, Deserialize, Serialize, PartialEq, Clone, Copy, ts_rs::TS, JsonSchema)]
@@ -1761,6 +1754,9 @@ pub struct ExecutorSettings {
     /// The directory of the current project.  This is used for resolving import
     /// paths.  If None is given, the current working directory is used.
     pub project_directory: Option<PathBuf>,
+    /// This is the path to the current file being executed.
+    /// We use this for preventing cyclic imports.
+    pub current_file: Option<PathBuf>,
 }
 
 impl Default for ExecutorSettings {
@@ -1772,6 +1768,7 @@ impl Default for ExecutorSettings {
             show_grid: false,
             replay: None,
             project_directory: None,
+            current_file: None,
         }
     }
 }
@@ -1785,6 +1782,7 @@ impl From<crate::settings::types::Configuration> for ExecutorSettings {
             show_grid: config.settings.modeling.show_scale_grid,
             replay: None,
             project_directory: None,
+            current_file: None,
         }
     }
 }
@@ -1798,6 +1796,7 @@ impl From<crate::settings::types::project::ProjectConfiguration> for ExecutorSet
             show_grid: config.settings.modeling.show_scale_grid,
             replay: None,
             project_directory: None,
+            current_file: None,
         }
     }
 }
@@ -1811,6 +1810,25 @@ impl From<crate::settings::types::ModelingSettings> for ExecutorSettings {
             show_grid: modeling.show_scale_grid,
             replay: None,
             project_directory: None,
+            current_file: None,
+        }
+    }
+}
+
+impl ExecutorSettings {
+    /// Add the current file path to the executor settings.
+    pub fn with_current_file(&mut self, current_file: PathBuf) {
+        // We want the parent directory of the file.
+        if current_file.extension() == Some(std::ffi::OsStr::new("kcl")) {
+            self.current_file = Some(current_file.clone());
+            // Get the parent directory.
+            if let Some(parent) = current_file.parent() {
+                self.project_directory = Some(parent.to_path_buf());
+            } else {
+                self.project_directory = Some(std::path::PathBuf::from(""));
+            }
+        } else {
+            self.project_directory = Some(current_file.clone());
         }
     }
 }
@@ -2028,6 +2046,7 @@ impl ExecutorContext {
                 show_grid: false,
                 replay: None,
                 project_directory: None,
+                current_file: None,
             },
             None,
             engine_addr,
@@ -2511,33 +2530,68 @@ impl ExecutorContext {
 
     async fn open_module(
         &self,
-        path: &str,
+        path: &ImportPath,
         exec_state: &mut ExecState,
         source_range: SourceRange,
     ) -> Result<ModuleId, KclError> {
-        let resolved_path = if let Some(project_dir) = &self.settings.project_directory {
+        match path {
-            project_dir.join(path)
+            ImportPath::Kcl { filename } => {
-        } else {
+                let resolved_path = if let Some(project_dir) = &self.settings.project_directory {
-            std::path::PathBuf::from(&path)
+                    project_dir.join(filename)
-        };
+                } else {
+                    std::path::PathBuf::from(filename)
+                };
 
-        if exec_state.mod_local.import_stack.contains(&resolved_path) {
+                if exec_state.mod_local.import_stack.contains(&resolved_path) {
-            return Err(KclError::ImportCycle(KclErrorDetails {
+                    return Err(KclError::ImportCycle(KclErrorDetails {
-                message: format!(
+                        message: format!(
-                    "circular import of modules is not allowed: {} -> {}",
+                            "circular import of modules is not allowed: {} -> {}",
-                    exec_state
+                            exec_state
-                        .mod_local
+                                .mod_local
-                        .import_stack
+                                .import_stack
-                        .iter()
+                                .iter()
-                        .map(|p| p.as_path().to_string_lossy())
+                                .map(|p| p.as_path().to_string_lossy())
-                        .collect::<Vec<_>>()
+                                .collect::<Vec<_>>()
-                        .join(" -> "),
+                                .join(" -> "),
-                    resolved_path.to_string_lossy()
+                            resolved_path.to_string_lossy()
-                ),
+                        ),
+                        source_ranges: vec![source_range],
+                    }));
+                }
+
+                if let Some(id) = exec_state.global.path_to_source_id.get(&resolved_path) {
+                    return Ok(*id);
+                }
+
+                let source = self.fs.read_to_string(&resolved_path, source_range).await?;
+                let id = ModuleId::from_usize(exec_state.global.path_to_source_id.len());
+                // TODO handle parsing errors properly
+                let parsed = crate::parsing::parse_str(&source, id).parse_errs_as_err()?;
+                let repr = ModuleRepr::Kcl(parsed);
+
+                Ok(exec_state.add_module(id, resolved_path, repr))
+            }
+            ImportPath::Foreign { path } => {
+                let resolved_path = if let Some(project_dir) = &self.settings.project_directory {
+                    project_dir.join(path)
+                } else {
+                    std::path::PathBuf::from(path)
+                };
+
+                if let Some(id) = exec_state.global.path_to_source_id.get(&resolved_path) {
+                    return Ok(*id);
+                }
+
+                let geom = import::import_foreign(&resolved_path, None, exec_state, self, source_range).await?;
+                let repr = ModuleRepr::Foreign(geom);
+                let id = ModuleId::from_usize(exec_state.global.path_to_source_id.len());
+                Ok(exec_state.add_module(id, resolved_path, repr))
+            }
+            i => Err(KclError::Semantic(KclErrorDetails {
+                message: format!("Unsupported import: `{i}`"),
                 source_ranges: vec![source_range],
-            }));
+            })),
         }
-        exec_state.add_module(resolved_path.clone(), self, source_range).await
     }
 
     async fn exec_module(
@@ -2551,43 +2605,64 @@ impl ExecutorContext {
         // TODO It sucks that we have to clone the whole module AST here
         let info = exec_state.global.module_infos[&module_id].clone();
 
-        let mut local_state = ModuleState {
+        match &info.repr {
-            import_stack: exec_state.mod_local.import_stack.clone(),
+            ModuleRepr::Root => Err(KclError::ImportCycle(KclErrorDetails {
-            ..ModuleState::new(&self.settings)
+                message: format!(
-        };
+                    "circular import of modules is not allowed: {} -> {}",
-        local_state.import_stack.push(info.path.clone());
+                    exec_state
-        std::mem::swap(&mut exec_state.mod_local, &mut local_state);
+                        .mod_local
-        let original_execution = self.engine.replace_execution_kind(exec_kind);
+                        .import_stack
+                        .iter()
+                        .map(|p| p.as_path().to_string_lossy())
+                        .collect::<Vec<_>>()
+                        .join(" -> "),
+                    info.path.display()
+                ),
+                source_ranges: vec![source_range],
+            })),
+            ModuleRepr::Kcl(program) => {
+                let mut local_state = ModuleState {
+                    import_stack: exec_state.mod_local.import_stack.clone(),
+                    ..ModuleState::new(&self.settings)
+                };
+                local_state.import_stack.push(info.path.clone());
+                std::mem::swap(&mut exec_state.mod_local, &mut local_state);
+                let original_execution = self.engine.replace_execution_kind(exec_kind);
 
-        // The unwrap here is safe since we only elide the AST for the top module.
+                let result = self
-        let result = self
+                    .inner_execute(program, exec_state, crate::execution::BodyType::Root)
-            .inner_execute(&info.parsed.unwrap(), exec_state, crate::execution::BodyType::Root)
+                    .await;
-            .await;
 
-        let new_units = exec_state.length_unit();
+                let new_units = exec_state.length_unit();
-        std::mem::swap(&mut exec_state.mod_local, &mut local_state);
+                std::mem::swap(&mut exec_state.mod_local, &mut local_state);
-        if new_units != old_units {
+                if new_units != old_units {
-            self.engine.set_units(old_units.into(), Default::default()).await?;
+                    self.engine.set_units(old_units.into(), Default::default()).await?;
-        }
+                }
-        self.engine.replace_execution_kind(original_execution);
+                self.engine.replace_execution_kind(original_execution);
 
-        let result = result.map_err(|err| {
+                let result = result.map_err(|err| {
-            if let KclError::ImportCycle(_) = err {
+                    if let KclError::ImportCycle(_) = err {
-                // It was an import cycle.  Keep the original message.
+                        // It was an import cycle.  Keep the original message.
-                err.override_source_ranges(vec![source_range])
+                        err.override_source_ranges(vec![source_range])
-            } else {
+                    } else {
-                KclError::Semantic(KclErrorDetails {
+                        KclError::Semantic(KclErrorDetails {
-                    message: format!(
+                            message: format!(
-                        "Error loading imported file. Open it to view more details. {}: {}",
+                                "Error loading imported file. Open it to view more details. {}: {}",
-                        info.path.display(),
+                                info.path.display(),
-                        err.message()
+                                err.message()
-                    ),
+                            ),
-                    source_ranges: vec![source_range],
+                            source_ranges: vec![source_range],
-                })
+                        })
+                    }
+                })?;
+
+                Ok((result, local_state.memory, local_state.module_exports))
             }
-        })?;
+            ModuleRepr::Foreign(geom) => {
-
+                let geom = send_import_to_engine(geom.clone(), self).await?;
-        Ok((result, local_state.memory, local_state.module_exports))
+                Ok((Some(KclValue::ImportedGeometry(geom)), ProgramMemory::new(), Vec::new()))
+            }
+        }
     }
 
     #[async_recursion]
@@ -2608,15 +2683,20 @@ impl ExecutorContext {
                     let (result, _, _) = self
                         .exec_module(module_id, exec_state, ExecutionKind::Normal, metadata.source_range)
                         .await?;
-                    result.ok_or_else(|| {
+                    result.unwrap_or_else(|| {
-                        KclError::Semantic(KclErrorDetails {
+                        // The module didn't have a return value.  Currently,
-                            message: format!(
+                        // the only way to have a return value is with the final
-                                "Evaluating module `{}` as part of an assembly did not produce a result",
+                        // statement being an expression statement.
-                                identifier.name
+                        //
-                            ),
+                        // TODO: Make a warning when we support them in the
-                            source_ranges: vec![metadata.source_range, meta[0].source_range],
+                        // execution phase.
-                        })
+                        let mut new_meta = vec![metadata.to_owned()];
-                    })?
+                        new_meta.extend(meta);
+                        KclValue::KclNone {
+                            value: Default::default(),
+                            meta: new_meta,
+                        }
+                    })
                 } else {
                     value
                 }
@@ -3421,6 +3501,16 @@ const inInches = 1.0 * inch()"#;
         assert_eq!(1.0, mem_get_json(exec_state.memory(), "inInches").as_f64().unwrap());
     }
 
+    #[tokio::test(flavor = "multi_thread")]
+    async fn test_unit_overriden_in() {
+        let ast = r#"@settings(defaultLengthUnit = in)
+const inMm = 25.4 * mm()
+const inInches = 2.0 * inch()"#;
+        let (_, _, exec_state) = parse_execute(ast).await.unwrap();
+        assert_eq!(1.0, mem_get_json(exec_state.memory(), "inMm").as_f64().unwrap().round());
+        assert_eq!(2.0, mem_get_json(exec_state.memory(), "inInches").as_f64().unwrap());
+    }
+
     #[tokio::test(flavor = "multi_thread")]
     async fn test_zero_param_fn() {
         let ast = r#"const sigmaAllow = 35000 // psi

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

@@ -84,7 +84,7 @@ pub use engine::{EngineManager, ExecutionKind};
 pub use errors::{CompilationError, ConnectionError, ExecError, KclError, KclErrorWithOutputs};
 pub use execution::{
     cache::{CacheInformation, OldAstState},
-    ExecState, ExecutorContext, ExecutorSettings, Point2d,
+    ExecState, ExecutorContext, ExecutorSettings, MetaSettings, Point2d,
 };
 pub use lsp::{
     copilot::Backend as CopilotLspBackend,
@@ -120,6 +120,10 @@ pub mod std_utils {
     pub use crate::std::utils::{get_tangential_arc_to_info, is_points_ccw_wasm, TangentialArcInfoInput};
 }
 
+pub mod pretty {
+    pub use crate::{parsing::token::NumericSuffix, unparser::format_number};
+}
+
 use serde::{Deserialize, Serialize};
 
 #[allow(unused_imports)]
@@ -157,6 +161,18 @@ impl Program {
         self.ast.compute_digest()
     }
 
+    /// Get the meta settings for the kcl file from the annotations.
+    pub fn get_meta_settings(&self) -> Result<Option<crate::MetaSettings>, KclError> {
+        self.ast.get_meta_settings()
+    }
+
+    /// Change the meta settings for the kcl file.
+    pub fn change_meta_settings(&mut self, settings: crate::MetaSettings) -> Result<Self, KclError> {
+        Ok(Self {
+            ast: self.ast.change_meta_settings(settings)?,
+        })
+    }
+
     pub fn lint_all(&self) -> Result<Vec<lint::Discovered>, anyhow::Error> {
         self.ast.lint_all()
     }

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

@@ -66,7 +66,8 @@ impl ImportStatement {
             }
         }
         hasher.update(slf.visibility.digestable_id());
-        let path = slf.path.as_bytes();
+        let path = slf.path.to_string();
+        let path = path.as_bytes();
         hasher.update(path.len().to_ne_bytes());
         hasher.update(path);
     });

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

@@ -6,6 +6,7 @@ use kcmc::{
 };
 use kittycad_modeling_cmds as kcmc;
 
+use super::types::LiteralValue;
 use crate::{
     engine::EngineManager,
     errors::{KclError, KclErrorDetails},
@@ -18,8 +19,6 @@ use crate::{
     Program,
 };
 
-use super::types::LiteralValue;
-
 type Point3d = kcmc::shared::Point3d<f64>;
 
 #[derive(Debug)]

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

@@ -17,7 +17,6 @@ use tower_lsp::lsp_types::{
     CompletionItem, CompletionItemKind, DocumentSymbol, FoldingRange, FoldingRangeKind, Range as LspRange, SymbolKind,
 };
 
-use super::digest::Digest;
 pub use crate::parsing::ast::types::{
     condition::{ElseIf, IfExpression},
     literal_value::LiteralValue,
@@ -26,7 +25,8 @@ pub use crate::parsing::ast::types::{
 use crate::{
     docs::StdLibFn,
     errors::KclError,
-    execution::{KclValue, Metadata, TagIdentifier},
+    execution::{annotations, KclValue, Metadata, TagIdentifier},
+    parsing::ast::digest::Digest,
     parsing::PIPE_OPERATOR,
     source_range::{ModuleId, SourceRange},
 };
@@ -254,6 +254,52 @@ impl Node<Program> {
         }
         Ok(findings)
     }
+
+    /// Get the annotations for the meta settings from the kcl file.
+    pub fn get_meta_settings(&self) -> Result<Option<crate::execution::MetaSettings>, KclError> {
+        let annotations = self
+            .non_code_meta
+            .start_nodes
+            .iter()
+            .filter_map(|n| n.annotation().map(|result| (result, n.as_source_range())));
+        for (annotation, source_range) in annotations {
+            if annotation.annotation_name() == Some(annotations::SETTINGS) {
+                let mut meta_settings = crate::execution::MetaSettings::default();
+                meta_settings.update_from_annotation(annotation, source_range)?;
+                return Ok(Some(meta_settings));
+            }
+        }
+
+        Ok(None)
+    }
+
+    pub fn change_meta_settings(&mut self, settings: crate::execution::MetaSettings) -> Result<Self, KclError> {
+        let mut new_program = self.clone();
+        let mut found = false;
+        for node in &mut new_program.non_code_meta.start_nodes {
+            if let Some(annotation) = node.annotation() {
+                if annotation.annotation_name() == Some(annotations::SETTINGS) {
+                    let annotation = NonCodeValue::new_from_meta_settings(&settings);
+                    *node = Node::no_src(NonCodeNode {
+                        value: annotation,
+                        digest: None,
+                    });
+                    found = true;
+                    break;
+                }
+            }
+        }
+
+        if !found {
+            let annotation = NonCodeValue::new_from_meta_settings(&settings);
+            new_program.non_code_meta.start_nodes.push(Node::no_src(NonCodeNode {
+                value: annotation,
+                digest: None,
+            }));
+        }
+
+        Ok(new_program)
+    }
 }
 
 impl Program {
@@ -1078,6 +1124,24 @@ impl NonCodeValue {
             _ => None,
         }
     }
+
+    pub fn new_from_meta_settings(settings: &crate::execution::MetaSettings) -> NonCodeValue {
+        let mut properties: Vec<Node<ObjectProperty>> = vec![ObjectProperty::new(
+            Identifier::new(annotations::SETTINGS_UNIT_LENGTH),
+            Expr::Identifier(Box::new(Identifier::new(&settings.default_length_units.to_string()))),
+        )];
+
+        if settings.default_angle_units != Default::default() {
+            properties.push(ObjectProperty::new(
+                Identifier::new(annotations::SETTINGS_UNIT_ANGLE),
+                Expr::Identifier(Box::new(Identifier::new(&settings.default_angle_units.to_string()))),
+            ));
+        }
+        NonCodeValue::Annotation {
+            name: Identifier::new(annotations::SETTINGS),
+            properties: Some(properties),
+        }
+    }
 }
 
 #[derive(Debug, Default, Clone, Serialize, PartialEq, ts_rs::TS, JsonSchema)]
@@ -1256,6 +1320,32 @@ impl ImportSelector {
             ImportSelector::None { alias: Some(alias) } => alias.rename(old_name, new_name),
         }
     }
+
+    pub fn exposes_imported_name(&self) -> bool {
+        matches!(self, ImportSelector::None { alias: None })
+    }
+
+    pub fn imports_items(&self) -> bool {
+        !matches!(self, ImportSelector::None { .. })
+    }
+}
+
+#[derive(Clone, Eq, PartialEq, Debug, Deserialize, Serialize, ts_rs::TS, JsonSchema)]
+#[ts(export)]
+#[serde(tag = "type")]
+pub enum ImportPath {
+    Kcl { filename: String },
+    Foreign { path: String },
+    Std,
+}
+
+impl fmt::Display for ImportPath {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            ImportPath::Kcl { filename: s } | ImportPath::Foreign { path: s } => write!(f, "{s}"),
+            ImportPath::Std => write!(f, "std"),
+        }
+    }
 }
 
 #[derive(Debug, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS, JsonSchema)]
@@ -1263,7 +1353,7 @@ impl ImportSelector {
 #[serde(tag = "type")]
 pub struct ImportStatement {
     pub selector: ImportSelector,
-    pub path: String,
+    pub path: ImportPath,
     #[serde(default, skip_serializing_if = "ItemVisibility::is_default")]
     pub visibility: ItemVisibility,
 
@@ -1312,12 +1402,15 @@ impl ImportStatement {
             return Some(alias.name.clone());
         }
 
-        let mut parts = self.path.split('.');
+        let mut parts = match &self.path {
+            ImportPath::Kcl { filename: s } | ImportPath::Foreign { path: s } => s.split('.'),
+            _ => return None,
+        };
         let name = parts.next()?;
-        let ext = parts.next()?;
+        let _ext = parts.next()?;
         let rest = parts.next();
 
-        if rest.is_some() || ext != "kcl" {
+        if rest.is_some() {
             return None;
         }
 
@@ -2308,6 +2401,14 @@ impl Node<ObjectProperty> {
 }
 
 impl ObjectProperty {
+    pub fn new(key: Node<Identifier>, value: Expr) -> Node<Self> {
+        Node::no_src(Self {
+            key,
+            value,
+            digest: None,
+        })
+    }
+
     /// Returns a hover value that includes the given character position.
     pub fn get_hover_value_for_position(&self, pos: usize, code: &str) -> Option<Hover> {
         let value_source_range: SourceRange = self.value.clone().into();
@@ -3727,4 +3828,98 @@ const cylinder = startSketchOn('-XZ')
 
         assert_eq!(l.raw, "false");
     }
+
+    #[tokio::test(flavor = "multi_thread")]
+    async fn test_parse_get_meta_settings_inch() {
+        let some_program_string = r#"@settings(defaultLengthUnit = inch)
+
+startSketchOn('XY')"#;
+        let program = crate::parsing::top_level_parse(some_program_string).unwrap();
+        let result = program.get_meta_settings().unwrap();
+        assert!(result.is_some());
+        let meta_settings = result.unwrap();
+
+        assert_eq!(
+            meta_settings.default_length_units,
+            crate::execution::kcl_value::UnitLen::Inches
+        );
+    }
+
+    #[tokio::test(flavor = "multi_thread")]
+    async fn test_parse_get_meta_settings_inch_to_mm() {
+        let some_program_string = r#"@settings(defaultLengthUnit = inch)
+
+startSketchOn('XY')"#;
+        let mut program = crate::parsing::top_level_parse(some_program_string).unwrap();
+        let result = program.get_meta_settings().unwrap();
+        assert!(result.is_some());
+        let meta_settings = result.unwrap();
+
+        assert_eq!(
+            meta_settings.default_length_units,
+            crate::execution::kcl_value::UnitLen::Inches
+        );
+
+        // Edit the ast.
+        let new_program = program
+            .change_meta_settings(crate::execution::MetaSettings {
+                default_length_units: crate::execution::kcl_value::UnitLen::Mm,
+                ..Default::default()
+            })
+            .unwrap();
+
+        let result = new_program.get_meta_settings().unwrap();
+        assert!(result.is_some());
+        let meta_settings = result.unwrap();
+
+        assert_eq!(
+            meta_settings.default_length_units,
+            crate::execution::kcl_value::UnitLen::Mm
+        );
+
+        let formatted = new_program.recast(&Default::default(), 0);
+
+        assert_eq!(
+            formatted,
+            r#"@settings(defaultLengthUnit = mm)
+
+
+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 result = program.get_meta_settings().unwrap();
+        assert!(result.is_none());
+
+        // Edit the ast.
+        let new_program = program
+            .change_meta_settings(crate::execution::MetaSettings {
+                default_length_units: crate::execution::kcl_value::UnitLen::Mm,
+                ..Default::default()
+            })
+            .unwrap();
+
+        let result = new_program.get_meta_settings().unwrap();
+        assert!(result.is_some());
+        let meta_settings = result.unwrap();
+
+        assert_eq!(
+            meta_settings.default_length_units,
+            crate::execution::kcl_value::UnitLen::Mm
+        );
+
+        let formatted = new_program.recast(&Default::default(), 0);
+
+        assert_eq!(
+            formatted,
+            r#"@settings(defaultLengthUnit = mm)
+startSketchOn('XY')
+"#
+        );
+    }
 }

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

@@ -12,7 +12,10 @@ use winnow::{
     token::{any, one_of, take_till},
 };
 
-use super::{ast::types::LabelledExpression, token::NumericSuffix};
+use super::{
+    ast::types::{ImportPath, LabelledExpression},
+    token::NumericSuffix,
+};
 use crate::{
     docs::StdLibFn,
     errors::{CompilationError, Severity, Tag},
@@ -1545,33 +1548,11 @@ fn import_stmt(i: &mut TokenSlice) -> PResult<BoxNode<ImportStatement>> {
     };
 
     let mut end: usize = path.end;
-    let path_string = match path.inner.value {
-        LiteralValue::String(s) => s,
-        _ => unreachable!(),
-    };
-    if path_string.is_empty() {
-        return Err(ErrMode::Cut(
-            CompilationError::fatal(
-                SourceRange::new(path.start, path.end, path.module_id),
-                "import path cannot be empty",
-            )
-            .into(),
-        ));
-    }
-    if path_string
-        .chars()
-        .any(|c| !c.is_ascii_alphanumeric() && c != '_' && c != '-' && c != '.')
-    {
-        return Err(ErrMode::Cut(
-            CompilationError::fatal(
-                SourceRange::new(path.start, path.end, path.module_id),
-                "import path may only contain alphanumeric characters, underscore, hyphen, and period. Files in other directories are not yet supported.",
-            )
-            .into(),
-        ));
-    }
 
-    if let ImportSelector::None { alias: ref mut a } = selector {
+    if let ImportSelector::None {
+        alias: ref mut selector_alias,
+    } = selector
+    {
         if let Some(alias) = opt(preceded(
             (whitespace, import_as_keyword, whitespace),
             identifier.context(expected("an identifier to alias the import")),
@@ -1579,35 +1560,40 @@ fn import_stmt(i: &mut TokenSlice) -> PResult<BoxNode<ImportStatement>> {
         .parse_next(i)?
         {
             end = alias.end;
-            *a = Some(alias);
+            *selector_alias = Some(alias);
         }
 
         ParseContext::warn(CompilationError::err(
             SourceRange::new(start, path.end, path.module_id),
             "Importing a whole module is experimental, likely to be buggy, and likely to change",
         ));
+    }
 
-        if a.is_none()
+    let path_string = match path.inner.value {
-            && (!path_string.ends_with(".kcl")
+        LiteralValue::String(s) => s,
-                || path_string.starts_with("_")
+        _ => unreachable!(),
-                || path_string.contains('-')
+    };
-                || path_string[0..path_string.len() - 4].contains('.'))
+    let path = validate_path_string(
-        {
+        path_string,
-            return Err(ErrMode::Cut(
+        selector.exposes_imported_name(),
-                CompilationError::fatal(
+        SourceRange::new(path.start, path.end, path.module_id),
-                    SourceRange::new(path.start, path.end, path.module_id),
+    )?;
-                    "import path is not a valid identifier and must be aliased.".to_owned(),
+
-                )
+    if matches!(path, ImportPath::Foreign { .. }) && selector.imports_items() {
-                .into(),
+        return Err(ErrMode::Cut(
-            ));
+            CompilationError::fatal(
-        }
+                SourceRange::new(start, end, module_id),
+                "individual items can only be imported from KCL files",
+            )
+            .into(),
+        ));
     }
 
     Ok(Node::boxed(
         ImportStatement {
             selector,
             visibility,
-            path: path_string,
+            path,
             digest: None,
         },
         start,
@@ -1616,6 +1602,72 @@ fn import_stmt(i: &mut TokenSlice) -> PResult<BoxNode<ImportStatement>> {
     ))
 }
 
+const FOREIGN_IMPORT_EXTENSIONS: [&str; 8] = ["fbx", "gltf", "glb", "obj", "ply", "sldprt", "step", "stl"];
+
+/// Validates the path string in an `import` statement.
+///
+/// `var_name` is `true` if the path will be used as a variable name.
+fn validate_path_string(path_string: String, var_name: bool, path_range: SourceRange) -> PResult<ImportPath> {
+    if path_string.is_empty() {
+        return Err(ErrMode::Cut(
+            CompilationError::fatal(path_range, "import path cannot be empty").into(),
+        ));
+    }
+
+    if var_name
+        && (path_string.starts_with("_")
+            || path_string.contains('-')
+            || path_string.chars().filter(|c| *c == '.').count() > 1)
+    {
+        return Err(ErrMode::Cut(
+            CompilationError::fatal(path_range, "import path is not a valid identifier and must be aliased.").into(),
+        ));
+    }
+
+    let path = if path_string.ends_with(".kcl") {
+        if path_string
+            .chars()
+            .any(|c| !c.is_ascii_alphanumeric() && c != '_' && c != '-' && c != '.')
+        {
+            return Err(ErrMode::Cut(
+                CompilationError::fatal(
+                    path_range,
+                    "import path may only contain alphanumeric characters, underscore, hyphen, and period. KCL files in other directories are not yet supported.",
+                )
+                .into(),
+            ));
+        }
+
+        ImportPath::Kcl { filename: path_string }
+    } else if path_string.starts_with("std") {
+        ParseContext::warn(CompilationError::err(
+            path_range,
+            "explicit imports from the standard library are experimental, likely to be buggy, and likely to change.",
+        ));
+
+        ImportPath::Std
+    } else if path_string.contains('.') {
+        let extn = &path_string[path_string.rfind('.').unwrap() + 1..];
+        if !FOREIGN_IMPORT_EXTENSIONS.contains(&extn) {
+            ParseContext::warn(CompilationError::err(
+                path_range,
+                format!("unsupported import path format. KCL files can be imported from the current project, CAD files with the following formats are supported: {}", FOREIGN_IMPORT_EXTENSIONS.join(", ")),
+            ))
+        }
+        ImportPath::Foreign { path: path_string }
+    } else {
+        return Err(ErrMode::Cut(
+            CompilationError::fatal(
+                path_range,
+                format!("unsupported import path format. KCL files can be imported from the current project, CAD files with the following formats are supported: {}", FOREIGN_IMPORT_EXTENSIONS.join(", ")),
+            )
+            .into(),
+        ));
+    };
+
+    Ok(path)
+}
+
 fn import_item(i: &mut TokenSlice) -> PResult<Node<ImportItem>> {
     let name = nameable_identifier
         .context(expected("an identifier to import"))
@@ -3611,7 +3663,11 @@ mySk1 = startSketchAt([0, 0])"#;
     fn assert_err(p: &str, msg: &str, src_expected: [usize; 2]) {
         let result = crate::parsing::top_level_parse(p);
         let err = result.unwrap_errs().next().unwrap();
-        assert_eq!(err.message, msg);
+        assert!(
+            err.message.starts_with(msg),
+            "Found `{}`, expected `{msg}`",
+            err.message
+        );
         let src_actual = [err.source_range.start(), err.source_range.end()];
         assert_eq!(
             src_expected,
@@ -3977,7 +4033,7 @@ e
     fn bad_imports() {
         assert_err(
             r#"import cube from "../cube.kcl""#,
-            "import path may only contain alphanumeric characters, underscore, hyphen, and period. Files in other directories are not yet supported.",
+            "import path may only contain alphanumeric characters, underscore, hyphen, and period. KCL files in other directories are not yet supported.",
             [17, 30],
         );
         assert_err(
@@ -3985,17 +4041,21 @@ e
             "as is not the 'from' keyword",
             [9, 11],
         );
-        assert_err(r#"import a from "dsfs" as b"#, "Unexpected token: as", [21, 23]);
+        assert_err(
-        assert_err(r#"import * from "dsfs" as b"#, "Unexpected token: as", [21, 23]);
+            r#"import a from "dsfs" as b"#,
+            "unsupported import path format",
+            [14, 20],
+        );
+        assert_err(
+            r#"import * from "dsfs" as b"#,
+            "unsupported import path format",
+            [14, 20],
+        );
         assert_err(r#"import a from b"#, "invalid string literal", [14, 15]);
         assert_err(r#"import * "dsfs""#, "\"dsfs\" is not the 'from' keyword", [9, 15]);
         assert_err(r#"import from "dsfs""#, "\"dsfs\" is not the 'from' keyword", [12, 18]);
         assert_err(r#"import "dsfs.kcl" as *"#, "Unexpected token: as", [18, 20]);
-        assert_err(
+        assert_err(r#"import "dsfs""#, "unsupported import path format", [7, 13]);
-            r#"import "dsfs""#,
-            "import path is not a valid identifier and must be aliased.",
-            [7, 13],
-        );
         assert_err(
             r#"import "foo.bar.kcl""#,
             "import path is not a valid identifier and must be aliased.",
@@ -4017,7 +4077,19 @@ e
     fn warn_import() {
         let some_program_string = r#"import "foo.kcl""#;
         let (_, errs) = assert_no_err(some_program_string);
-        assert_eq!(errs.len(), 1);
+        assert_eq!(errs.len(), 1, "{errs:#?}");
+
+        let some_program_string = r#"import "foo.obj""#;
+        let (_, errs) = assert_no_err(some_program_string);
+        assert_eq!(errs.len(), 1, "{errs:#?}");
+
+        let some_program_string = r#"import "foo.sldprt""#;
+        let (_, errs) = assert_no_err(some_program_string);
+        assert_eq!(errs.len(), 1, "{errs:#?}");
+
+        let some_program_string = r#"import "foo.bad""#;
+        let (_, errs) = assert_no_err(some_program_string);
+        assert_eq!(errs.len(), 2, "{errs:#?}");
     }
 
     #[test]

src/wasm-lib/kcl/src/parsing/token/mod.rs

@@ -62,14 +62,14 @@ impl FromStr for NumericSuffix {
     fn from_str(s: &str) -> Result<Self, Self::Err> {
         match s {
             "_" => Ok(NumericSuffix::Count),
-            "mm" => Ok(NumericSuffix::Mm),
+            "mm" | "millimeters" => Ok(NumericSuffix::Mm),
-            "cm" => Ok(NumericSuffix::Cm),
+            "cm" | "centimeters" => Ok(NumericSuffix::Cm),
-            "m" => Ok(NumericSuffix::M),
+            "m" | "meters" => Ok(NumericSuffix::M),
             "inch" | "in" => Ok(NumericSuffix::Inch),
-            "ft" => Ok(NumericSuffix::Ft),
+            "ft" | "feet" => Ok(NumericSuffix::Ft),
-            "yd" => Ok(NumericSuffix::Yd),
+            "yd" | "yards" => Ok(NumericSuffix::Yd),
-            "deg" => Ok(NumericSuffix::Deg),
+            "deg" | "degrees" => Ok(NumericSuffix::Deg),
-            "rad" => Ok(NumericSuffix::Rad),
+            "rad" | "radians" => Ok(NumericSuffix::Rad),
             _ => Err(CompilationError::err(SourceRange::default(), "invalid unit of measure")),
         }
     }

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

@@ -87,7 +87,7 @@ async fn execute(test_name: &str, render_to_png: bool) {
     let exec_res = crate::test_server::execute_and_snapshot_ast(
         ast.into(),
         crate::settings::types::UnitLength::Mm,
-        Some(Path::new("tests").join(test_name)),
+        Some(Path::new("tests").join(test_name).join("input.kcl").to_owned()),
     )
     .await;
     match exec_res {
@@ -767,6 +767,27 @@ mod import_cycle1 {
         super::execute(TEST_NAME, false).await
     }
 }
+mod import_function_not_sketch {
+    const TEST_NAME: &str = "import_function_not_sketch";
+
+    /// Test parsing KCL.
+    #[test]
+    fn parse() {
+        super::parse(TEST_NAME)
+    }
+
+    /// Test that parsing and unparsing KCL produces the original KCL input.
+    #[test]
+    fn unparse() {
+        super::unparse(TEST_NAME)
+    }
+
+    /// Test that KCL is executed correctly.
+    #[tokio::test(flavor = "multi_thread")]
+    async fn kcl_test_execute() {
+        super::execute(TEST_NAME, true).await
+    }
+}
 mod import_constant {
     const TEST_NAME: &str = "import_constant";
 
@@ -872,6 +893,27 @@ mod import_side_effect {
         super::execute(TEST_NAME, false).await
     }
 }
+mod import_foreign {
+    const TEST_NAME: &str = "import_foreign";
+
+    /// Test parsing KCL.
+    #[test]
+    fn parse() {
+        super::parse(TEST_NAME)
+    }
+
+    /// Test that parsing and unparsing KCL produces the original KCL input.
+    #[test]
+    fn unparse() {
+        super::unparse(TEST_NAME)
+    }
+
+    /// Test that KCL is executed correctly.
+    #[tokio::test(flavor = "multi_thread")]
+    async fn kcl_test_execute() {
+        super::execute(TEST_NAME, false).await
+    }
+}
 mod array_elem_push_fail {
     const TEST_NAME: &str = "array_elem_push_fail";
 

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

@@ -143,10 +143,8 @@ async fn inner_chamfer(
                 radius: LengthUnit(data.length),
                 tolerance: LengthUnit(DEFAULT_TOLERANCE), // We can let the user set this in the future.
                 cut_type: CutType::Chamfer,
-                // We pass in the command id as the face id.
+                // We make this a none so that we can remove it in the future.
-                // So the resulting face of the fillet will be the same.
+                face_id: None,
-                // This is because that's how most other endpoints work.
-                face_id: Some(id),
             }),
         )
         .await?;

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

@@ -152,10 +152,8 @@ async fn inner_fillet(
                 radius: LengthUnit(data.radius),
                 tolerance: LengthUnit(data.tolerance.unwrap_or(default_tolerance(&args.ctx.settings.units))),
                 cut_type: CutType::Fillet,
-                // We pass in the command id as the face id.
+                // We make this a none so that we can remove it in the future.
-                // So the resulting face of the fillet will be the same.
+                face_id: None,
-                // This is because that's how most other endpoints work.
-                face_id: Some(id),
             }),
         )
         .await?;

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

@@ -1,44 +1,16 @@
 //! Standard library functions involved in importing files.
 
-use std::str::FromStr;
-
 use anyhow::Result;
 use derive_docs::stdlib;
-use kcmc::{
+use kcmc::{coord::System, format::InputFormat, units::UnitLength};
-    coord::{Axis, AxisDirectionPair, Direction, System},
-    each_cmd as mcmd,
-    format::InputFormat,
-    ok_response::OkModelingCmdResponse,
-    shared::FileImportFormat,
-    units::UnitLength,
-    websocket::OkWebSocketResponseData,
-    ImportFile, ModelingCmd,
-};
 use kittycad_modeling_cmds as kcmc;
 
 use crate::{
     errors::{KclError, KclErrorDetails},
-    execution::{ExecState, ImportedGeometry, KclValue},
+    execution::{import_foreign, send_import_to_engine, ExecState, ImportedGeometry, KclValue, ZOO_COORD_SYSTEM},
-    fs::FileSystem,
     std::Args,
 };
 
-// Zoo co-ordinate system.
-//
-// * Forward: -Y
-// * Up: +Z
-// * Handedness: Right
-const ZOO_COORD_SYSTEM: System = System {
-    forward: AxisDirectionPair {
-        axis: Axis::Y,
-        direction: Direction::Negative,
-    },
-    up: AxisDirectionPair {
-        axis: Axis::Z,
-        direction: Direction::Positive,
-    },
-};
-
 /// Import format specifier
 #[derive(serde :: Serialize, serde :: Deserialize, PartialEq, Debug, Clone, schemars :: JsonSchema)]
 #[cfg_attr(feature = "tabled", derive(tabled::Tabled))]
@@ -135,6 +107,8 @@ pub async fn import(exec_state: &mut ExecState, args: Args) -> Result<KclValue,
 
 /// Import a CAD file.
 ///
+/// **DEPRECATED** Prefer to use import statements.
+///
 /// For formats lacking unit data (such as STL, OBJ, or PLY files), the default
 /// unit of measurement is millimeters. Alternatively you may specify the unit
 /// by passing your desired measurement unit in the options parameter. When
@@ -144,9 +118,6 @@ pub async fn import(exec_state: &mut ExecState, args: Args) -> Result<KclValue,
 /// Note: The import command currently only works when using the native
 /// Modeling App.
 ///
-/// For importing KCL functions using the `import` statement, see the docs on
-/// [KCL modules](/docs/kcl/modules).
-///
 /// ```no_run
 /// model = import("tests/inputs/cube.obj")
 /// ```
@@ -178,6 +149,7 @@ pub async fn import(exec_state: &mut ExecState, args: Args) -> Result<KclValue,
 #[stdlib {
     name = "import",
     feature_tree_operation = true,
+    deprecated = true,
     tags = [],
 }]
 async fn inner_import(
@@ -193,232 +165,17 @@ async fn inner_import(
         }));
     }
 
-    // Make sure the file exists.
+    let format = options.map(InputFormat::from);
-    if !args.ctx.fs.exists(&file_path, args.source_range).await? {
+    send_import_to_engine(
-        return Err(KclError::Semantic(KclErrorDetails {
+        import_foreign(
-            message: format!("File `{}` does not exist.", file_path),
+            std::path::Path::new(&file_path),
-            source_ranges: vec![args.source_range],
+            format,
-        }));
+            exec_state,
-    }
+            &args.ctx,
-
+            args.source_range,
-    let ext_format = get_import_format_from_extension(file_path.split('.').last().ok_or_else(|| {
-        KclError::Semantic(KclErrorDetails {
-            message: format!("No file extension found for `{}`", file_path),
-            source_ranges: vec![args.source_range],
-        })
-    })?)
-    .map_err(|e| {
-        KclError::Semantic(KclErrorDetails {
-            message: e.to_string(),
-            source_ranges: vec![args.source_range],
-        })
-    })?;
-
-    // Get the format type from the extension of the file.
-    let format = if let Some(options) = options {
-        // Validate the given format with the extension format.
-        let format: InputFormat = options.into();
-        validate_extension_format(ext_format, format.clone()).map_err(|e| {
-            KclError::Semantic(KclErrorDetails {
-                message: e.to_string(),
-                source_ranges: vec![args.source_range],
-            })
-        })?;
-        format
-    } else {
-        ext_format
-    };
-
-    // Get the file contents for each file path.
-    let file_contents = args.ctx.fs.read(&file_path, args.source_range).await.map_err(|e| {
-        KclError::Semantic(KclErrorDetails {
-            message: e.to_string(),
-            source_ranges: vec![args.source_range],
-        })
-    })?;
-
-    // We want the file_path to be without the parent.
-    let file_name = std::path::Path::new(&file_path)
-        .file_name()
-        .map(|p| p.to_string_lossy().to_string())
-        .ok_or_else(|| {
-            KclError::Semantic(KclErrorDetails {
-                message: format!("Could not get the file name from the path `{}`", file_path),
-                source_ranges: vec![args.source_range],
-            })
-        })?;
-    let mut import_files = vec![kcmc::ImportFile {
-        path: file_name.to_string(),
-        data: file_contents.clone(),
-    }];
-
-    // In the case of a gltf importing a bin file we need to handle that! and figure out where the
-    // file is relative to our current file.
-    if let InputFormat::Gltf(..) = format {
-        // Check if the file is a binary gltf file, in that case we don't need to import the bin
-        // file.
-        if !file_contents.starts_with(b"glTF") {
-            let json = gltf_json::Root::from_slice(&file_contents).map_err(|e| {
-                KclError::Semantic(KclErrorDetails {
-                    message: e.to_string(),
-                    source_ranges: vec![args.source_range],
-                })
-            })?;
-
-            // Read the gltf file and check if there is a bin file.
-            for buffer in json.buffers.iter() {
-                if let Some(uri) = &buffer.uri {
-                    if !uri.starts_with("data:") {
-                        // We want this path relative to the file_path given.
-                        let bin_path = std::path::Path::new(&file_path)
-                            .parent()
-                            .map(|p| p.join(uri))
-                            .map(|p| p.to_string_lossy().to_string())
-                            .ok_or_else(|| {
-                                KclError::Semantic(KclErrorDetails {
-                                    message: format!("Could not get the parent path of the file `{}`", file_path),
-                                    source_ranges: vec![args.source_range],
-                                })
-                            })?;
-
-                        let bin_contents = args.ctx.fs.read(&bin_path, args.source_range).await.map_err(|e| {
-                            KclError::Semantic(KclErrorDetails {
-                                message: e.to_string(),
-                                source_ranges: vec![args.source_range],
-                            })
-                        })?;
-
-                        import_files.push(ImportFile {
-                            path: uri.to_string(),
-                            data: bin_contents,
-                        });
-                    }
-                }
-            }
-        }
-    }
-
-    if args.ctx.is_mock() {
-        return Ok(ImportedGeometry {
-            id: exec_state.next_uuid(),
-            value: import_files.iter().map(|f| f.path.to_string()).collect(),
-            meta: vec![args.source_range.into()],
-        });
-    }
-
-    let id = exec_state.next_uuid();
-    let resp = args
-        .send_modeling_cmd(
-            id,
-            ModelingCmd::from(mcmd::ImportFiles {
-                files: import_files.clone(),
-                format,
-            }),
         )
-        .await?;
+        .await?,
-
+        &args.ctx,
-    let OkWebSocketResponseData::Modeling {
-        modeling_response: OkModelingCmdResponse::ImportFiles(imported_files),
-    } = &resp
-    else {
-        return Err(KclError::Engine(KclErrorDetails {
-            message: format!("ImportFiles response was not as expected: {:?}", resp),
-            source_ranges: vec![args.source_range],
-        }));
-    };
-
-    Ok(ImportedGeometry {
-        id: imported_files.object_id,
-        value: import_files.iter().map(|f| f.path.to_string()).collect(),
-        meta: vec![args.source_range.into()],
-    })
-}
-
-/// Get the source format from the extension.
-fn get_import_format_from_extension(ext: &str) -> Result<InputFormat> {
-    let format = match FileImportFormat::from_str(ext) {
-        Ok(format) => format,
-        Err(_) => {
-            if ext == "stp" {
-                FileImportFormat::Step
-            } else if ext == "glb" {
-                FileImportFormat::Gltf
-            } else {
-                anyhow::bail!("unknown source format for file extension: {}. Try setting the `--src-format` flag explicitly or use a valid format.", ext)
-            }
-        }
-    };
-
-    // Make the default units millimeters.
-    let ul = UnitLength::Millimeters;
-
-    // Zoo co-ordinate system.
-    //
-    // * Forward: -Y
-    // * Up: +Z
-    // * Handedness: Right
-    match format {
-        FileImportFormat::Step => Ok(InputFormat::Step(kcmc::format::step::import::Options {
-            split_closed_faces: false,
-        })),
-        FileImportFormat::Stl => Ok(InputFormat::Stl(kcmc::format::stl::import::Options {
-            coords: ZOO_COORD_SYSTEM,
-            units: ul,
-        })),
-        FileImportFormat::Obj => Ok(InputFormat::Obj(kcmc::format::obj::import::Options {
-            coords: ZOO_COORD_SYSTEM,
-            units: ul,
-        })),
-        FileImportFormat::Gltf => Ok(InputFormat::Gltf(kcmc::format::gltf::import::Options {})),
-        FileImportFormat::Ply => Ok(InputFormat::Ply(kcmc::format::ply::import::Options {
-            coords: ZOO_COORD_SYSTEM,
-            units: ul,
-        })),
-        FileImportFormat::Fbx => Ok(InputFormat::Fbx(kcmc::format::fbx::import::Options {})),
-        FileImportFormat::Sldprt => Ok(InputFormat::Sldprt(kcmc::format::sldprt::import::Options {
-            split_closed_faces: false,
-        })),
-    }
-}
-
-fn validate_extension_format(ext: InputFormat, given: InputFormat) -> Result<()> {
-    if let InputFormat::Stl(_) = ext {
-        if let InputFormat::Stl(_) = given {
-            return Ok(());
-        }
-    }
-
-    if let InputFormat::Obj(_) = ext {
-        if let InputFormat::Obj(_) = given {
-            return Ok(());
-        }
-    }
-
-    if let InputFormat::Ply(_) = ext {
-        if let InputFormat::Ply(_) = given {
-            return Ok(());
-        }
-    }
-
-    if ext == given {
-        return Ok(());
-    }
-
-    anyhow::bail!(
-        "The given format does not match the file extension. Expected: `{}`, Given: `{}`",
-        get_name_of_format(ext),
-        get_name_of_format(given)
     )
-}
+    .await
-
-fn get_name_of_format(type_: InputFormat) -> &'static str {
-    match type_ {
-        InputFormat::Fbx(_) => "fbx",
-        InputFormat::Gltf(_) => "gltf",
-        InputFormat::Obj(_) => "obj",
-        InputFormat::Ply(_) => "ply",
-        InputFormat::Sldprt(_) => "sldprt",
-        InputFormat::Step(_) => "step",
-        InputFormat::Stl(_) => "stl",
-    }
 }

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

@@ -3,14 +3,13 @@
 use anyhow::Result;
 use derive_docs::stdlib;
 
+use super::args::FromArgs;
 use crate::{
     errors::{KclError, KclErrorDetails},
     execution::{ExecState, KclValue},
     std::Args,
 };
 
-use super::args::FromArgs;
-
 /// Compute the remainder after dividing `num` by `div`.
 /// If `num` is negative, the result will be too.
 pub async fn rem(_exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {

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

@@ -11,12 +11,11 @@ use parse_display::{Display, FromStr};
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-use crate::execution::{Artifact, ArtifactId};
 use crate::{
     errors::{KclError, KclErrorDetails},
     execution::{
-        BasePath, ExecState, Face, GeoMeta, KclValue, Path, Plane, Point2d, Point3d, Sketch, SketchSet, SketchSurface,
+        Artifact, ArtifactId, BasePath, ExecState, Face, GeoMeta, KclValue, Path, Plane, Point2d, Point3d, Sketch,
-        Solid, TagEngineInfo, TagIdentifier,
+        SketchSet, SketchSurface, Solid, TagEngineInfo, TagIdentifier,
     },
     parsing::ast::types::TagNode,
     std::{
@@ -2250,7 +2249,10 @@ mod tests {
 
     use pretty_assertions::assert_eq;
 
-    use crate::{execution::TagIdentifier, std::sketch::PlaneData, std::utils::calculate_circle_center};
+    use crate::{
+        execution::TagIdentifier,
+        std::{sketch::PlaneData, utils::calculate_circle_center},
+    };
 
     #[test]
     fn test_deserialize_plane_data() {

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

@@ -21,9 +21,9 @@ pub struct RequestBody {
 pub async fn execute_and_snapshot(
     code: &str,
     units: UnitLength,
-    project_directory: Option<PathBuf>,
+    current_file: Option<PathBuf>,
 ) -> Result<image::DynamicImage, ExecError> {
-    let ctx = new_context(units, true, project_directory).await?;
+    let ctx = new_context(units, true, current_file).await?;
     let program = Program::parse_no_errs(code).map_err(KclErrorWithOutputs::no_outputs)?;
     let res = do_execute_and_snapshot(&ctx, program)
         .await
@@ -38,9 +38,9 @@ pub async fn execute_and_snapshot(
 pub async fn execute_and_snapshot_ast(
     ast: Program,
     units: UnitLength,
-    project_directory: Option<PathBuf>,
+    current_file: Option<PathBuf>,
 ) -> Result<(ExecState, image::DynamicImage), ExecErrorWithState> {
-    let ctx = new_context(units, true, project_directory).await?;
+    let ctx = new_context(units, true, current_file).await?;
     let res = do_execute_and_snapshot(&ctx, ast).await;
     ctx.close().await;
     res
@@ -49,9 +49,9 @@ pub async fn execute_and_snapshot_ast(
 pub async fn execute_and_snapshot_no_auth(
     code: &str,
     units: UnitLength,
-    project_directory: Option<PathBuf>,
+    current_file: Option<PathBuf>,
 ) -> Result<image::DynamicImage, ExecError> {
-    let ctx = new_context(units, false, project_directory).await?;
+    let ctx = new_context(units, false, current_file).await?;
     let program = Program::parse_no_errs(code).map_err(KclErrorWithOutputs::no_outputs)?;
     let res = do_execute_and_snapshot(&ctx, program)
         .await
@@ -88,7 +88,7 @@ async fn do_execute_and_snapshot(
 pub async fn new_context(
     units: UnitLength,
     with_auth: bool,
-    project_directory: Option<PathBuf>,
+    current_file: Option<PathBuf>,
 ) -> Result<ExecutorContext, ConnectionError> {
     let mut client = new_zoo_client(if with_auth { None } else { Some("bad_token".to_string()) }, None)
         .map_err(ConnectionError::CouldNotMakeClient)?;
@@ -99,18 +99,20 @@ pub async fn new_context(
         client.set_base_url("https://api.zoo.dev".to_string());
     }
 
-    let ctx = ExecutorContext::new(
+    let mut settings = ExecutorSettings {
-        &client,
+        units,
-        ExecutorSettings {
+        highlight_edges: true,
-            units,
+        enable_ssao: false,
-            highlight_edges: true,
+        show_grid: false,
-            enable_ssao: false,
+        replay: None,
-            show_grid: false,
+        project_directory: None,
-            replay: None,
+        current_file: None,
-            project_directory,
+    };
-        },
+    if let Some(current_file) = current_file {
-    )
+        settings.with_current_file(current_file);
-    .await
+    }
-    .map_err(ConnectionError::Establishing)?;
+    let ctx = ExecutorContext::new(&client, settings)
+        .await
+        .map_err(ConnectionError::Establishing)?;
     Ok(ctx)
 }

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

@@ -8,6 +8,7 @@ use crate::parsing::{
         LiteralValue, MemberExpression, MemberObject, Node, NonCodeNode, NonCodeValue, ObjectExpression, Parameter,
         PipeExpression, Program, TagDeclarator, UnaryExpression, VariableDeclaration, VariableKind,
     },
+    token::NumericSuffix,
     PIPE_OPERATOR,
 };
 
@@ -370,6 +371,11 @@ impl VariableDeclaration {
     }
 }
 
+// Used by TS.
+pub fn format_number(value: f64, suffix: NumericSuffix) -> String {
+    format!("{value}{suffix}")
+}
+
 impl Literal {
     fn recast(&self) -> String {
         match self.value {

src/wasm-lib/kcl/tests/artifact_graph_example_code1/artifact_commands.snap

@@ -661,8 +661,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 5.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {

src/wasm-lib/kcl/tests/artifact_graph_example_code1/artifact_graph_mind_map.snap.md

@@ -50,32 +50,6 @@ mindmap
         Sweep Extrusion
           Wall
           Wall
-            Path
-              Segment
-                Wall
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Segment
-                Wall
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Segment
-                Wall
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Segment
-              Sweep Extrusion
-                Wall
-                Wall
-                Wall
-                Cap End
-                SweepEdge Opposite
-                SweepEdge Adjacent
-                SweepEdge Opposite
-                SweepEdge Adjacent
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Solid2d
           Wall
           Wall
           Cap Start

src/wasm-lib/kcl/tests/artifact_graph_sketch_on_face_etc/artifact_graph_mind_map.snap.md

@@ -72,32 +72,6 @@ mindmap
                       Wall
                       Wall
                       Wall
-                        Path
-                          Segment
-                            Wall
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Segment
-                            Wall
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Segment
-                            Wall
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Segment
-                          Sweep Extrusion
-                            Wall
-                            Wall
-                            Wall
-                            Cap End
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Solid2d
                       Cap End
                       SweepEdge Opposite
                       SweepEdge Adjacent
@@ -186,32 +160,6 @@ mindmap
                       Wall
                       Wall
                       Wall
-                        Path
-                          Segment
-                            Wall
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Segment
-                            Wall
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Segment
-                            Wall
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Segment
-                          Sweep Extrusion
-                            Wall
-                            Wall
-                            Wall
-                            Cap End
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                            SweepEdge Opposite
-                            SweepEdge Adjacent
-                          Solid2d
                       Cap End
                       SweepEdge Opposite
                       SweepEdge Adjacent
@@ -282,32 +230,6 @@ mindmap
           Wall
           Wall
           Wall
-            Path
-              Segment
-                Wall
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Segment
-                Wall
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Segment
-                Wall
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Segment
-              Sweep Extrusion
-                Wall
-                Wall
-                Wall
-                Cap End
-                SweepEdge Opposite
-                SweepEdge Adjacent
-                SweepEdge Opposite
-                SweepEdge Adjacent
-                SweepEdge Opposite
-                SweepEdge Adjacent
-              Solid2d
           Cap End
           SweepEdge Opposite
           SweepEdge Adjacent

src/wasm-lib/kcl/tests/basic_fillet_cube_close_opposite/artifact_commands.snap

@@ -654,8 +654,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {
@@ -671,8 +670,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   }
 ]

src/wasm-lib/kcl/tests/basic_fillet_cube_end/artifact_commands.snap

@@ -654,8 +654,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {
@@ -671,8 +670,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   }
 ]

src/wasm-lib/kcl/tests/basic_fillet_cube_next_adjacent/artifact_commands.snap

@@ -654,8 +654,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   }
 ]

src/wasm-lib/kcl/tests/basic_fillet_cube_previous_adjacent/artifact_commands.snap

@@ -654,8 +654,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   }
 ]

src/wasm-lib/kcl/tests/basic_fillet_cube_start/artifact_commands.snap

@@ -640,8 +640,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {
@@ -657,8 +656,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 2.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   }
 ]

src/wasm-lib/kcl/tests/fillet-and-shell/artifact_commands.snap

@@ -2487,8 +2487,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 1.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {
@@ -2504,8 +2503,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 1.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {
@@ -2521,8 +2519,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 1.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {
@@ -2538,8 +2535,7 @@ snapshot_kind: text
       "edge_id": "[uuid]",
       "radius": 1.0,
       "tolerance": 0.0000001,
-      "cut_type": "fillet",
+      "cut_type": "fillet"
-      "face_id": "[uuid]"
     }
   },
   {

src/wasm-lib/kcl/tests/fillet-and-shell/execution_error.snap

@@ -1,13 +0,0 @@
----
-source: kcl/src/simulation_tests.rs
-description: Error from executing fillet-and-shell.kcl
-snapshot_kind: text
----
-KCL Engine error
-
-  × engine: Modeling command failed: websocket closed early
-   ╭─[1:1]
- 1 │ rpizWidth = 30
-   · ▲
- 2 │ rpizLength = 65
-   ╰────

src/wasm-lib/kcl/tests/import_constant/ast.snap

@@ -7,7 +7,10 @@ description: Result of parsing import_constant.kcl
     "body": [
       {
         "end": 39,
-        "path": "export_constant.kcl",
+        "path": {
+          "type": "Kcl",
+          "filename": "export_constant.kcl"
+        },
         "selector": {
           "type": "List",
           "items": [

src/wasm-lib/kcl/tests/import_cycle1/ast.snap

@@ -1,41 +1,45 @@
 ---
 source: kcl/src/simulation_tests.rs
 description: Result of parsing import_cycle1.kcl
+snapshot_kind: text
 ---
 {
   "Ok": {
     "body": [
       {
-        "end": 35,
+        "end": 69,
-        "path": "import_cycle2.kcl",
+        "path": {
+          "type": "Kcl",
+          "filename": "import_cycle2.kcl"
+        },
         "selector": {
           "type": "List",
           "items": [
             {
               "alias": null,
-              "end": 10,
+              "end": 44,
               "name": {
-                "end": 10,
+                "end": 44,
                 "name": "two",
-                "start": 7,
+                "start": 41,
                 "type": "Identifier"
               },
-              "start": 7,
+              "start": 41,
               "type": "ImportItem"
             }
           ]
         },
-        "start": 0,
+        "start": 34,
         "type": "ImportStatement",
         "type": "ImportStatement"
       },
       {
         "declaration": {
-          "end": 75,
+          "end": 109,
           "id": {
-            "end": 50,
+            "end": 84,
             "name": "one",
-            "start": 47,
+            "start": 81,
             "type": "Identifier"
           },
           "init": {
@@ -43,25 +47,25 @@ description: Result of parsing import_cycle1.kcl
               "body": [
                 {
                   "argument": {
-                    "end": 73,
+                    "end": 107,
                     "left": {
                       "arguments": [],
                       "callee": {
-                        "end": 67,
+                        "end": 101,
                         "name": "two",
-                        "start": 64,
+                        "start": 98,
                         "type": "Identifier"
                       },
-                      "end": 69,
+                      "end": 103,
-                      "start": 64,
+                      "start": 98,
                       "type": "CallExpression",
                       "type": "CallExpression"
                     },
                     "operator": "-",
                     "right": {
-                      "end": 73,
+                      "end": 107,
                       "raw": "1",
-                      "start": 72,
+                      "start": 106,
                       "type": "Literal",
                       "type": "Literal",
                       "value": {
@@ -69,43 +73,43 @@ description: Result of parsing import_cycle1.kcl
                         "suffix": "None"
                       }
                     },
-                    "start": 64,
+                    "start": 98,
                     "type": "BinaryExpression",
                     "type": "BinaryExpression"
                   },
-                  "end": 73,
+                  "end": 107,
-                  "start": 57,
+                  "start": 91,
                   "type": "ReturnStatement",
                   "type": "ReturnStatement"
                 }
               ],
-              "end": 75,
+              "end": 109,
-              "start": 53
+              "start": 87
             },
-            "end": 75,
+            "end": 109,
             "params": [],
-            "start": 50,
+            "start": 84,
             "type": "FunctionExpression",
             "type": "FunctionExpression"
           },
-          "start": 47,
+          "start": 81,
           "type": "VariableDeclarator"
         },
-        "end": 75,
+        "end": 109,
         "kind": "fn",
-        "start": 37,
+        "start": 71,
         "type": "VariableDeclaration",
         "type": "VariableDeclaration",
         "visibility": "export"
       }
     ],
-    "end": 76,
+    "end": 110,
     "nonCodeMeta": {
       "nonCodeNodes": {
         "0": [
           {
-            "end": 37,
+            "end": 71,
-            "start": 35,
+            "start": 69,
             "type": "NonCodeNode",
             "value": {
               "type": "newLine"
@@ -113,7 +117,42 @@ description: Result of parsing import_cycle1.kcl
           }
         ]
       },
-      "startNodes": []
+      "startNodes": [
+        {
+          "end": 33,
+          "start": 0,
+          "type": "NonCodeNode",
+          "value": {
+            "type": "annotation",
+            "name": {
+              "end": 9,
+              "name": "settings",
+              "start": 1,
+              "type": "Identifier"
+            },
+            "properties": [
+              {
+                "end": 32,
+                "key": {
+                  "end": 27,
+                  "name": "defaultLengthUnit",
+                  "start": 10,
+                  "type": "Identifier"
+                },
+                "start": 10,
+                "type": "ObjectProperty",
+                "value": {
+                  "end": 32,
+                  "name": "in",
+                  "start": 30,
+                  "type": "Identifier",
+                  "type": "Identifier"
+                }
+              }
+            ]
+          }
+        }
+      ]
     },
     "start": 0
   }

src/wasm-lib/kcl/tests/import_cycle1/execution_error.snap

@@ -1,14 +1,16 @@
 ---
 source: kcl/src/simulation_tests.rs
 description: Error from executing import_cycle1.kcl
+snapshot_kind: text
 ---
 KCL ImportCycle error
 
   × import cycle: circular import of modules is not allowed: tests/
   │ import_cycle1/import_cycle2.kcl -> tests/import_cycle1/import_cycle3.kcl
-  │ -> tests/import_cycle1/input.kcl -> tests/import_cycle1/import_cycle2.kcl
+  │ -> tests/import_cycle1/input.kcl
-   ╭─[1:1]
+   ╭─[2:1]
- 1 │ import two from "import_cycle2.kcl"
+ 1 │ @settings(defaultLengthUnit = in)
+ 2 │ import two from "import_cycle2.kcl"
    · ───────────────────────────────────
- 2 │ 
+ 3 │ 
    ╰────

src/wasm-lib/kcl/tests/import_cycle1/import_cycle2.kcl

@@ -1,3 +1,4 @@
+@settings(defaultLengthUnit = mm)
 import three from "import_cycle3.kcl"
 
 export fn two = () => { return three() - 1 }

src/wasm-lib/kcl/tests/import_cycle1/import_cycle3.kcl

@@ -1,3 +1,4 @@
+@settings(defaultLengthUnit = in)
 import one from "input.kcl"
 
 export fn three = () => { return one() + one() + one() }

src/wasm-lib/kcl/tests/import_cycle1/input.kcl

@@ -1,3 +1,4 @@
+@settings(defaultLengthUnit = in)
 import two from "import_cycle2.kcl"
 
 export fn one() {

src/wasm-lib/kcl/tests/import_export/ast.snap

@@ -7,7 +7,10 @@ description: Result of parsing import_export.kcl
     "body": [
       {
         "end": 32,
-        "path": "export_1.kcl",
+        "path": {
+          "type": "Kcl",
+          "filename": "export_1.kcl"
+        },
         "selector": {
           "type": "List",
           "items": [