Nicer error messages for unknown tokens

Update twenty-twenty (#973 )
Due to engine PR #1566
2023-11-01 17:36:39 -05:00 · 2023-11-01 22:35:17 +00:00 · 2023-11-01 22:34:54 +00:00 · 2023-11-01 17:20:49 -05:00 · 2023-11-01 13:52:50 -05:00 · 2023-11-01 12:40:40 -05:00
124 changed files with 30583 additions and 5084 deletions
--- a/.codespellrc
+++ b/.codespellrc
@ -0,0 +1,3 @@
+[codespell]
+ignore-words-list: crate,everytime
+skip: **/target,node_modules,build
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@ -17,22 +17,23 @@ concurrency:
  cancel-in-progress: true
 jobs:
  check-format:
-    runs-on: 'ubuntu-20.04'
+    runs-on: 'ubuntu-latest'
    steps:
      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'yarn'
      - run: yarn install
      - run: yarn fmt-check

+
  check-types:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'yarn'
@ -44,12 +45,13 @@ jobs:
      - run: yarn build:wasm
      - run: yarn tsc

+
  build-test-web:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'yarn'
@ -68,14 +70,15 @@ jobs:

      - run: yarn test:cov

+
  prepare-json-files:
-    runs-on: ubuntu-20.04  # seperate job on Ubuntu for easy string manipulations (compared to Windows)
+    runs-on: ubuntu-latest  # seperate job on Ubuntu for easy string manipulations (compared to Windows)
    outputs:
      version: ${{ steps.export_version.outputs.version }}
    steps:
      - uses: actions/checkout@v4

-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'yarn'
@ -97,12 +100,13 @@ jobs:
      - id: export_version
        run: echo "version=`cat package.json | jq -r '.version'`" >> "$GITHUB_OUTPUT"

-  build-apps:
+
+  build-test-apps:
    needs: [check-format, build-test-web, prepare-json-files, check-types]
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
-        os: [macos-latest, ubuntu-20.04, windows-latest]
+        os: [macos-latest, ubuntu-latest, windows-latest]
    steps:
      - uses: actions/checkout@v4

@ -116,13 +120,19 @@ jobs:
          cp artifact/src-tauri/tauri.conf.json src-tauri/tauri.conf.json

      - name: install ubuntu system dependencies
-        if: matrix.os == 'ubuntu-20.04'
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y libgtk-3-dev libwebkit2gtk-4.0-dev libayatana-appindicator3-dev librsvg2-dev
+        if: matrix.os == 'ubuntu-latest'
+        run: >
+          sudo apt-get update &&
+          sudo apt-get install -y
+          libgtk-3-dev
+          libgtksourceview-3.0-dev
+          webkit2gtk-4.0
+          libappindicator3-dev
+          webkit2gtk-driver
+          xvfb

      - name: Sync node version and setup cache
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
        with:
          node-version-file: '.nvmrc'
          cache: 'yarn' # Set this to npm, yarn or pnpm.
@ -201,10 +211,27 @@ jobs:
        with:
          path: ${{ matrix.os == 'macos-latest' && 'src-tauri/target/universal-apple-darwin/release/bundle/*/*' || 'src-tauri/target/release/bundle/*/*' }}

+      - name: Install tauri-driver for e2e tests
+        if: matrix.os == 'ubuntu-latest'
+        uses: actions-rs/cargo@v1
+        with:
+          command: install
+          args: tauri-driver
+
+      - name: Run e2e tests
+        if: matrix.os == 'ubuntu-latest'
+        run: xvfb-run yarn test:e2e
+
+  typos: # Edit .codespellrc to change this CI job's configuration.
+    runs-on: ubuntu-latest
+    steps:
+    - name: Check for typos
+      uses: codespell-project/actions-codespell@v2
+
  publish-apps-release:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
    if: ${{ github.event_name == 'release' || github.event_name == 'schedule' }}
-    needs: [build-test-web, prepare-json-files, build-apps]
+    needs: [build-test-web, prepare-json-files, build-test-apps]
    env:
      VERSION_NO_V: ${{ needs.prepare-json-files.outputs.version }}
      VERSION: ${{ github.event_name == 'release' && format('v{0}', needs.prepare-json-files.outputs.version) || needs.prepare-json-files.outputs.version }}
--- a/README.md
+++ b/README.md
@ -104,7 +104,7 @@ To spin up up tauri dev, `yarn install` and `yarn build:wasm-dev` need to have b
 yarn tauri dev
 ```

-Will spin up the web app before opening up the tauri dev desktop app. Note that it's probably a good idea to close the browser tab that gets opened since at the time of writting they can conflict.
+Will spin up the web app before opening up the tauri dev desktop app. Note that it's probably a good idea to close the browser tab that gets opened since at the time of writing they can conflict.

 The dev instance automatically opens up the browser devtools which can be disabled by [commenting it out](https://github.com/KittyCAD/modeling-app/blob/main/src-tauri/src/main.rs#L92.)

--- a/e2e/tauri/specs/signin.e2e.js
+++ b/e2e/tauri/specs/signin.e2e.js
@ -0,0 +1,11 @@
+describe('Modeling App', () => {
+  it('open the sign in page', async () => {
+    const button = await $('#signin')
+    expect(button).toHaveText('Sign in')
+    
+    // Workaround for .click(), see https://github.com/tauri-apps/tauri/issues/6541
+    await button.waitForClickable()
+    await browser.execute('arguments[0].click();', button)
+    // TODO: handle auth
+  })
+})
--- a/package.json
+++ b/package.json
@ -3,7 +3,7 @@
  "version": "0.11.1",
  "private": true,
  "dependencies": {
-    "@codemirror/autocomplete": "^6.9.0",
+    "@codemirror/autocomplete": "^6.10.2",
    "@fortawesome/fontawesome-svg-core": "^6.4.2",
    "@fortawesome/free-brands-svg-icons": "^6.4.2",
    "@fortawesome/free-solid-svg-icons": "^6.4.2",
@ -18,16 +18,16 @@
    "@sentry/react": "^7.65.0",
    "@tauri-apps/api": "^1.5.0",
    "@testing-library/jest-dom": "^5.14.1",
-    "@testing-library/react": "^13.0.0",
-    "@testing-library/user-event": "^13.2.1",
+    "@testing-library/react": "^14.0.0",
+    "@testing-library/user-event": "^14.5.1",
    "@ts-stack/markdown": "^1.5.0",
    "@types/node": "^16.7.13",
    "@types/react": "^18.0.0",
    "@types/react-dom": "^18.0.0",
-    "@uiw/react-codemirror": "^4.21.13",
+    "@uiw/react-codemirror": "^4.21.20",
    "@xstate/inspect": "^0.8.0",
    "@xstate/react": "^3.2.2",
-    "crypto-js": "^4.1.1",
+    "crypto-js": "^4.2.0",
    "debounce-promise": "^3.1.2",
    "formik": "^2.4.3",
    "fuse.js": "^6.6.2",
@ -43,20 +43,20 @@
    "react-modal-promise": "^1.0.2",
    "react-router-dom": "^6.14.2",
    "sketch-helpers": "^0.0.4",
-    "swr": "^2.0.4",
+    "swr": "^2.2.2",
    "tauri-plugin-fs-extra-api": "https://github.com/tauri-apps/tauri-plugin-fs-extra#v1",
    "toml": "^3.0.0",
    "ts-node": "^10.9.1",
-    "typescript": "^4.4.2",
-    "uuid": "^9.0.0",
+    "typescript": "^5.2.2",
+    "uuid": "^9.0.1",
    "vitest": "^0.34.6",
    "vscode-jsonrpc": "^8.1.0",
    "vscode-languageserver-protocol": "^3.17.3",
    "wasm-pack": "^0.12.1",
-    "web-vitals": "^2.1.0",
+    "web-vitals": "^3.5.0",
    "ws": "^8.13.0",
    "xstate": "^4.38.2",
-    "zustand": "^4.1.4"
+    "zustand": "^4.4.5"
  },
  "scripts": {
    "start": "vite",
@ -69,6 +69,7 @@
    "test:nowatch": "vitest run --mode development",
    "test:rust": "(cd src/wasm-lib && cargo test --all && cargo clippy --all --tests --benches)",
    "test:cov": "vitest run --coverage --mode development",
+    "test:e2e": "wdio run wdio.conf.js",
    "simpleserver:ci": "yarn pretest && http-server ./public --cors -p 3000 &",
    "simpleserver": "yarn pretest && http-server ./public --cors -p 3000",
    "fmt": "prettier --write ./src",
@ -102,12 +103,12 @@
  "devDependencies": {
    "@babel/plugin-proposal-private-property-in-object": "^7.21.11",
    "@babel/preset-env": "^7.22.9",
-    "@tauri-apps/cli": "^1.5.0",
+    "@tauri-apps/cli": "^1.5.6",
    "@types/crypto-js": "^4.1.1",
-    "@types/debounce-promise": "^3.1.6",
+    "@types/debounce-promise": "^3.1.8",
    "@types/isomorphic-fetch": "^0.0.36",
    "@types/react-modal": "^3.16.0",
-    "@types/uuid": "^9.0.1",
+    "@types/uuid": "^9.0.4",
    "@types/wicg-file-system-access": "^2020.9.6",
    "@types/ws": "^8.5.5",
    "@vitejs/plugin-react": "^4.0.3",
@ -122,9 +123,13 @@
    "prettier": "^2.8.0",
    "setimmediate": "^1.0.5",
    "tailwindcss": "^3.2.4",
-    "vite": "^4.4.3",
+    "vite": "^4.5.0",
    "vite-plugin-eslint": "^1.8.1",
-    "vite-tsconfig-paths": "^4.2.0",
-    "yarn": "^1.22.19"
+    "vite-tsconfig-paths": "^4.2.1",
+    "yarn": "^1.22.19",
+    "@wdio/cli": "^7.7.3",
+    "@wdio/local-runner": "^7.7.3",
+    "@wdio/mocha-framework": "^7.7.3",
+    "@wdio/spec-reporter": "^7.7.3"
  }
 }
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
@ -1573,7 +1573,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
 dependencies = [
 "hermit-abi 0.3.1",
- "rustix 0.38.13",
+ "rustix 0.38.21",
 "windows-sys 0.48.0",
 ]

@ -1664,9 +1664,9 @@ dependencies = [

 [[package]]
 name = "kittycad"
-version = "0.2.38"
+version = "0.2.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "633a728fb7209b398b7fa5b67460cb7f3cdb268c6b2a9e81967dda464cfbb5c1"
+checksum = "874914cd40bfd43674406683bb3f0924d41780698a4ade96f2e180a73678bdd1"
 dependencies = [
 "anyhow",
 "async-trait",
@ -1765,9 +1765,9 @@ checksum = "ef53942eb7bf7ff43a617b3e2c1c4a5ecf5944a7c1bc12d7ee39bbb15e5c1519"

 [[package]]
 name = "linux-raw-sys"
-version = "0.4.7"
+version = "0.4.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a9bad9f94746442c783ca431b22403b519cd7fbeed0533fdd6328b2f2212128"
+checksum = "da2479e8c062e40bf0066ffa0bc823de0a9368974af99c9f6df941d2c231e03f"

 [[package]]
 name = "lock_api"
@ -3018,9 +3018,9 @@ dependencies = [

 [[package]]
 name = "rustix"
-version = "0.37.26"
+version = "0.37.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84f3f8f960ed3b5a59055428714943298bf3fa2d4a1d53135084e0544829d995"
+checksum = "fea8ca367a3a01fe35e6943c400addf443c0f57670e6ec51196f71a4b8762dd2"
 dependencies = [
 "bitflags 1.3.2",
 "errno",
@ -3032,14 +3032,14 @@ dependencies = [

 [[package]]
 name = "rustix"
-version = "0.38.13"
+version = "0.38.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7db8590df6dfcd144d22afd1b83b36c21a18d7cbc1dc4bb5295a8712e9eb662"
+checksum = "2b426b0506e5d50a7d8dafcf2e81471400deb602392c7dd110815afb4eaf02a3"
 dependencies = [
 "bitflags 2.4.0",
 "errno",
 "libc",
- "linux-raw-sys 0.4.7",
+ "linux-raw-sys 0.4.10",
 "windows-sys 0.48.0",
 ]

@ -3215,9 +3215,9 @@ dependencies = [

 [[package]]
 name = "serde"
-version = "1.0.189"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e422a44e74ad4001bdc8eede9a4570ab52f71190e9c076d14369f38b9200537"
+checksum = "91d3c334ca1ee894a2c6f6ad698fe8c435b76d504b13d436f0685d648d6d96f7"
 dependencies = [
 "serde_derive",
 ]
@ -3233,9 +3233,9 @@ dependencies = [

 [[package]]
 name = "serde_derive"
-version = "1.0.189"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e48d1f918009ce3145511378cf68d613e3b3d9137d67272562080d68a2b32d5"
+checksum = "67c5609f394e5c2bd7fc51efda478004ea80ef42fee983d5c67a65e34f32c0e3"
 dependencies = [
 "proc-macro2",
 "quote",
@ -3255,9 +3255,9 @@ dependencies = [

 [[package]]
 name = "serde_json"
-version = "1.0.107"
+version = "1.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b420ce6e3d8bd882e9b243c6eed35dbc9a6110c9769e74b584e0d68d1f20c65"
+checksum = "3d1c7e3eac408d115102c4c24ad393e0821bb3a5df4d506a80f85f7a742a526b"
 dependencies = [
 "itoa 1.0.6",
 "ryu",
@ -3856,7 +3856,7 @@ dependencies = [
 [[package]]
 name = "tauri-plugin-fs-extra"
 version = "0.0.0"
-source = "git+https://github.com/tauri-apps/plugins-workspace?branch=v1#9b20f28d747f6ec3ba5a80bfcd5edc1d573b4c90"
+source = "git+https://github.com/tauri-apps/plugins-workspace?branch=v1#11048fd9975bf89e9bc2f192b735ac339f6bb43b"
 dependencies = [
 "log",
 "serde",
@ -3955,7 +3955,7 @@ dependencies = [
 "cfg-if",
 "fastrand",
 "redox_syscall 0.3.5",
- "rustix 0.37.26",
+ "rustix 0.37.27",
 "windows-sys 0.45.0",
 ]

--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@ -4,7 +4,7 @@ version = "0.1.0"
 description = "A Tauri App"
 authors = ["you"]
 license = ""
-repository = ""
+repository = "https://github.com/KittyCAD/modeling-app"
 default-run = "app"
 edition = "2021"
 rust-version = "1.60"
@ -16,7 +16,7 @@ tauri-build = { version = "1.5.0", features = [] }

 [dependencies]
 anyhow = "1"
-kittycad = "0.2.33"
+kittycad = "0.2.41"
 oauth2 = "4.4.2"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@ -68,7 +68,7 @@ async fn login(app: tauri::AppHandle, host: &str) -> Result<String, InvokeError>
    };

    // Open the system browser with the auth_uri.
-    // We do this in the browser and not a seperate window because we want 1password and
+    // We do this in the browser and not a separate window because we want 1password and
    // other crap to work well.
    tauri::api::shell::open(&app.shell_scope(), auth_uri.secret(), None)
        .map_err(|e| InvokeError::from_anyhow(e.into()))?;
@ -129,10 +129,10 @@ async fn get_user(

 fn main() {
    tauri::Builder::default()
-        .setup(|app| {
+        .setup(|_app| {
            #[cfg(debug_assertions)] // only include this code on debug builds
            {
-                let window = app.get_window("main").unwrap();
+                let window = _app.get_window("main").unwrap();
                // comment out the below if you don't devtools to open everytime.
                // it's useful because otherwise devtools shuts everytime rust code changes.
                window.open_devtools();
--- a/src/Toolbar.tsx
+++ b/src/Toolbar.tsx
@ -1,4 +1,3 @@
-import { ToolTip } from './useStore'
 import { Fragment, WheelEvent, useRef, useMemo } from 'react'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
 import { faSearch, faX } from '@fortawesome/free-solid-svg-icons'
@ -15,23 +14,6 @@ export const sketchButtonClassnames = {
  icon: 'text-fern-20 h-auto group-hover:text-fern-10 hover:text-fern-10 dark:text-chalkboard-100 dark:group-hover:text-chalkboard-100 dark:hover:text-chalkboard-100 group-disabled:bg-chalkboard-60 hover:group-disabled:text-inherit',
 }

-const sketchFnLabels: Record<ToolTip | 'sketch_line' | 'move', string> = {
-  sketch_line: 'Line',
-  line: 'Line',
-  move: 'Move',
-  angledLine: 'Angled Line',
-  angledLineThatIntersects: 'Angled Line That Intersects',
-  angledLineOfXLength: 'Angled Line Of X Length',
-  angledLineOfYLength: 'Angled Line Of Y Length',
-  angledLineToX: 'Angled Line To X',
-  angledLineToY: 'Angled Line To Y',
-  lineTo: 'Line to Point',
-  xLine: 'Horizontal Line',
-  yLine: 'Vertical Line',
-  xLineTo: 'Horizontal Line to Point',
-  yLineTo: 'Vertical Line to Point',
-}
-
 export const Toolbar = () => {
  const { state, send, context } = useModelingContext()
  const toolbarButtonsRef = useRef<HTMLSpanElement>(null)
--- a/src/components/AstExplorer.tsx
+++ b/src/components/AstExplorer.tsx
@ -184,6 +184,7 @@ function DisplayObj({
                  </li>
                )
              }
+              return null
            })}
          </ul>
        </span>
--- a/src/components/FileTree.tsx
+++ b/src/components/FileTree.tsx
@ -2,7 +2,7 @@ import { IndexLoaderData, paths } from 'Router'
 import { ActionButton } from './ActionButton'
 import Tooltip from './Tooltip'
 import { FileEntry } from '@tauri-apps/api/fs'
-import { Dispatch, useEffect, useRef, useState } from 'react'
+import { Dispatch, useRef, useState } from 'react'
 import { useNavigate } from 'react-router-dom'
 import { Dialog, Disclosure } from '@headlessui/react'
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
--- a/src/components/ModelingMachineProvider.tsx
+++ b/src/components/ModelingMachineProvider.tsx
@ -20,7 +20,6 @@ import {
  recast,
  parse,
  Program,
-  VariableDeclarator,
  PipeExpression,
  CallExpression,
 } from 'lang/wasm'
--- a/src/components/Stream.tsx
+++ b/src/components/Stream.tsx
@ -267,11 +267,11 @@ export const Stream = ({ className = '' }) => {
      }
      engineCommandManager.sendSceneCommand(command).then(async () => {
        if (!context.sketchPathToNode) return
-        const varDec = getNodeFromPath<VariableDeclarator>(
+        getNodeFromPath<VariableDeclarator>(
          kclManager.ast,
          context.sketchPathToNode,
          'VariableDeclarator'
-        ).node
+        )
        // Get the current plane string for plane we are on.
        let currentPlaneString = ''
        if (context.sketchPlaneId === kclManager.getPlaneId('xy')) {
--- a/src/components/TextEditor.tsx
+++ b/src/components/TextEditor.tsx
@ -92,7 +92,7 @@ export const TextEditor = ({
  // Here we initialize the plugin which will start the client.
  // When we have multi-file support the name of the file will be a dep of
  // this use memo, as well as the directory structure, which I think is
-  // a good setup becuase it will restart the client but not the server :)
+  // a good setup because it will restart the client but not the server :)
  // We do not want to restart the server, its just wasteful.
  const kclLSP = useMemo(() => {
    let plugin = null
--- a/src/components/Toolbar/EqualLength.tsx
+++ b/src/components/Toolbar/EqualLength.tsx
@ -69,7 +69,7 @@ export function applyConstraintEqualLength({
  modifiedAst: Program
  pathToNodeMap: PathToNodeMap
 } {
-  const { enabled, transforms } = setEqualLengthInfo({ selectionRanges })
+  const { transforms } = setEqualLengthInfo({ selectionRanges })
  const { modifiedAst, pathToNodeMap } = transformSecondarySketchLinesTagFirst({
    ast: kclManager.ast,
    selectionRanges,
--- a/src/editor/lsp/client.ts
+++ b/src/editor/lsp/client.ts
@ -108,6 +108,7 @@ export default class Client extends jsrpc.JSONRPCServerAndClient {
          break
        }
      }
+      // eslint-disable-next-line @typescript-eslint/no-unused-vars
      messageString += message
      return
    })
--- a/src/editor/lsp/codec.ts
+++ b/src/editor/lsp/codec.ts
@ -26,7 +26,7 @@ export class Codec {
  }
 }

-// FIXME: tracing effiency
+// FIXME: tracing efficiency
 export class IntoServer
  extends Queue<Uint8Array>
  implements AsyncGenerator<Uint8Array, never, void>
--- a/src/hooks/useEngineConnectionSubscriptions.ts
+++ b/src/hooks/useEngineConnectionSubscriptions.ts
@ -2,8 +2,6 @@ import { useEffect } from 'react'
 import { useStore } from 'useStore'
 import { engineCommandManager } from '../lang/std/engineConnection'
 import { useModelingContext } from './useModelingContext'
-import { v4 as uuidv4 } from 'uuid'
-import { SourceRange } from 'lang/wasm'
 import { getEventForSelectWithPoint } from 'lib/selections'

 export function useEngineConnectionSubscriptions() {
@ -13,11 +11,6 @@ export function useEngineConnectionSubscriptions() {
  }))
  const { send, context } = useModelingContext()

-  interface RangeAndId {
-    id: string
-    range: SourceRange
-  }
-
  useEffect(() => {
    if (!engineCommandManager) return

--- a/src/hooks/useSetupEngineManager.ts
+++ b/src/hooks/useSetupEngineManager.ts
@ -1,5 +1,5 @@
 import { useLayoutEffect, useEffect, useRef } from 'react'
-import { _executor, parse } from '../lang/wasm'
+import { parse } from '../lang/wasm'
 import { useStore } from '../useStore'
 import { engineCommandManager } from '../lang/std/engineConnection'
 import { deferExecution } from 'lib/utils'
--- a/src/lang/KclSinglton.tsx
+++ b/src/lang/KclSinglton.tsx
@ -120,7 +120,7 @@ class KclManager {
  constructor(engineCommandManager: EngineCommandManager) {
    this.engineCommandManager = engineCommandManager
    const storedCode = localStorage.getItem(PERSIST_CODE_TOKEN)
-    // TODO #819 remove zustand persistance logic in a few months
+    // TODO #819 remove zustand persistence logic in a few months
    // short term migration, shouldn't make a difference for tauri app users
    // anyway since that's filesystem based.
    const zustandStore = JSON.parse(localStorage.getItem('store') || '{}')
@ -262,7 +262,7 @@ class KclManager {
  format() {
    this.code = recast(parse(kclManager.code))
  }
-  // There's overlapping resposibility between updateAst and executeAst.
+  // There's overlapping responsibility between updateAst and executeAst.
  // updateAst was added as it was used a lot before xState migration so makes the port easier.
  // but should probably have think about which of the function to keep
  async updateAst(
--- a/src/lang/abstractSyntaxTree.test.ts
+++ b/src/lang/abstractSyntaxTree.test.ts
@ -1345,7 +1345,7 @@ describe('nests binary expressions correctly', () => {
      ],
    })
  })
-  it('should nest properly with two opperators of equal precedence', () => {
+  it('should nest properly with two operators of equal precedence', () => {
    const code = `const yo = 1 + 2 - 3`
    const { body } = parse(code)
    expect((body[0] as any).declarations[0].init).toEqual({
@ -1382,7 +1382,7 @@ describe('nests binary expressions correctly', () => {
      },
    })
  })
-  it('should nest properly with two opperators of equal (but higher) precedence', () => {
+  it('should nest properly with two operators of equal (but higher) precedence', () => {
    const code = `const yo = 1 * 2 / 3`
    const { body } = parse(code)
    expect((body[0] as any).declarations[0].init).toEqual({
@ -1443,7 +1443,7 @@ describe('nests binary expressions correctly', () => {
            type: 'BinaryExpression',
            operator: '*',
            start: 15,
-            end: 26,
+            end: 25,
            left: { type: 'Literal', value: 2, raw: '2', start: 15, end: 16 },
            right: {
              type: 'BinaryExpression',
--- a/src/lang/errors.ts
+++ b/src/lang/errors.ts
@ -18,6 +18,13 @@ export class KCLError {
  }
 }

+export class KCLLexicalError extends KCLError {
+  constructor(msg: string, sourceRanges: [number, number][]) {
+    super('lexical', msg, sourceRanges)
+    Object.setPrototypeOf(this, KCLSyntaxError.prototype)
+  }
+}
+
 export class KCLSyntaxError extends KCLError {
  constructor(msg: string, sourceRanges: [number, number][]) {
    super('syntax', msg, sourceRanges)
--- a/src/lang/modifyAst.ts
+++ b/src/lang/modifyAst.ts
@ -310,7 +310,7 @@ export function extrudeSketch(
  const name = findUniqueName(node, 'part')
  const VariableDeclaration = createVariableDeclaration(name, extrudeCall)
  let showCallIndex = getShowIndex(_node)
-  if (showCallIndex == -1) {
+  if (showCallIndex === -1) {
    // We didn't find a show, so let's just append everything
    showCallIndex = _node.body.length
  }
--- a/src/lang/std/README.md
+++ b/src/lang/std/README.md
@ -2,5 +2,5 @@ The std is as expected, tools that are provided with the language.

 For this language that means functions.

-However because programatically changing the source code is a first class citizen in this lang, there needs to be helpes for adding and modifying these function calls,
+However because programmatically changing the source code is a first class citizen in this lang, there needs to be helpers for adding and modifying these function calls,
 So it makes sense to group some of these together.
--- a/src/lang/std/engineConnection.ts
+++ b/src/lang/std/engineConnection.ts
@ -664,7 +664,7 @@ export class EngineCommandManager {
          },
        })

-        // Inisialize the planes.
+        // Initialize the planes.
        this.initPlanes().then(() => {
          // We execute the code here to make sure if the stream was to
          // restart in a session, we want to make sure to execute the code.
@ -887,7 +887,7 @@ export class EngineCommandManager {
  }
  endSession() {
    // TODO: instead of sending a single command with `object_ids: Object.keys(this.artifactMap)`
-    // we need to loop over them each individualy because if the engine doesn't recognise a single
+    // we need to loop over them each individually because if the engine doesn't recognise a single
    // id the whole command fails.
    Object.entries(this.artifactMap).forEach(([id, artifact]) => {
      const artifactTypesToDelete: ArtifactMap[string]['commandType'][] = [
@ -982,7 +982,7 @@ export class EngineCommandManager {
      if (parseCommand.type === 'modeling_cmd_req')
        return this.handlePendingCommand(id, parseCommand?.cmd, range)
    }
-    throw 'shouldnt reach here'
+    throw Error('shouldnt reach here')
  }
  handlePendingCommand(
    id: string,
--- a/src/lang/std/sketch.ts
+++ b/src/lang/std/sketch.ts
@ -20,7 +20,6 @@ import {
 import { isLiteralArrayOrStatic } from './sketchcombos'
 import { toolTips, ToolTip } from '../../useStore'
 import { createPipeExpression, splitPathAtPipeExpression } from '../modifyAst'
-import { generateUuidFromHashSeed } from '../../lib/uuid'

 import { SketchLineHelper, ModifyAstBase, TransformCallback } from './stdTypes'

@ -92,18 +91,12 @@ export function createFirstArg(
  throw new Error('all sketch line types should have been covered')
 }

+// eslint-disable-next-line @typescript-eslint/no-unused-vars
 type LineData = {
  from: [number, number, number]
  to: [number, number, number]
 }

-function makeId(seed: string | any) {
-  if (typeof seed === 'string') {
-    return generateUuidFromHashSeed(seed)
-  }
-  return generateUuidFromHashSeed(JSON.stringify(seed))
-}
-
 export const lineTo: SketchLineHelper = {
  add: ({
    node,
@ -250,9 +243,6 @@ export const line: SketchLineHelper = {
    ])

    if (callExpression.arguments?.[0].type === 'ObjectExpression') {
-      const toProp = callExpression.arguments?.[0].properties?.find(
-        ({ key }) => key.name === 'to'
-      )
      mutateObjExpProp(callExpression.arguments?.[0], toArrExp, 'to')
    } else {
      mutateArrExp(callExpression.arguments?.[0], toArrExp)
@ -974,14 +964,12 @@ export function addNewSketchLn({
  const node = JSON.parse(JSON.stringify(_node))
  const { add, updateArgs } = sketchLineHelperMap?.[fnName] || {}
  if (!add || !updateArgs) throw new Error('not a sketch line helper')
-  const { node: varDec } = getNodeFromPath<VariableDeclarator>(
+  getNodeFromPath<VariableDeclarator>(node, pathToNode, 'VariableDeclarator')
+  getNodeFromPath<PipeExpression | CallExpression>(
    node,
    pathToNode,
-    'VariableDeclarator'
+    'PipeExpression'
  )
-  const { node: pipeExp, shallowPath: pipePath } = getNodeFromPath<
-    PipeExpression | CallExpression
-  >(node, pathToNode, 'PipeExpression')
  return add({
    node,
    previousProgramMemory,
--- a/src/lang/std/sketchConstraints.test.ts
+++ b/src/lang/std/sketchConstraints.test.ts
@ -50,7 +50,7 @@ async function testingSwapSketchFnCall({
  }
 }

-describe('testing swaping out sketch calls with xLine/xLineTo', () => {
+describe('testing swapping out sketch calls with xLine/xLineTo', () => {
  const bigExampleArr = [
    `const part001 = startSketchOn('XY')`,
    `  |> startProfileAt([0, 0], %)`,
@ -178,7 +178,7 @@ describe('testing swaping out sketch calls with xLine/xLineTo', () => {
      constraintType: 'horizontal',
    })
    const expectedLine = "xLine({ length: -0.86, tag: 'abc4' }, %)"
-    // hmm "-0.86" is correct since the angle is 104, but need to make sure this is compatiable `-myVar`
+    // hmm "-0.86" is correct since the angle is 104, but need to make sure this is compatible `-myVar`
    expect(newCode).toContain(expectedLine)
    // new line should start at the same place as the old line
    expect(originalRange[0]).toBe(newCode.indexOf(expectedLine))
@ -268,7 +268,7 @@ describe('testing swaping out sketch calls with xLine/xLineTo', () => {
  })
 })

-describe('testing swaping out sketch calls with xLine/xLineTo while keeping variable/identifiers intact', () => {
+describe('testing swapping out sketch calls with xLine/xLineTo while keeping variable/identifiers intact', () => {
  // Enable rotations #152
  const variablesExampleArr = [
    `const lineX = -1`,
--- a/src/lang/std/sketchcombos.test.ts
+++ b/src/lang/std/sketchcombos.test.ts
@ -108,7 +108,7 @@ const part001 = startSketchOn('XY')
  |> line([myVar, 1], %) // ln-should use legLen for y
  |> line([myVar, -1], %) // ln-legLen but negative
  |> line([-0.62, -1.54], %) // ln-should become angledLine
-  |> angledLine([myVar, 1.04], %) // ln-use segLen for secound arg
+  |> angledLine([myVar, 1.04], %) // ln-use segLen for second arg
  |> angledLine([45, 1.04], %) // ln-segLen again
  |> angledLineOfXLength([54, 2.35], %) // ln-should be transformed to angledLine
  |> angledLineOfXLength([50, myVar], %) // ln-should use legAngX to calculate angle
@ -163,7 +163,7 @@ const part001 = startSketchOn('XY')
       -legLen(segLen('seg01', %), myVar)
     ], %) // ln-legLen but negative
  |> angledLine([-112, segLen('seg01', %)], %) // ln-should become angledLine
-  |> angledLine([myVar, segLen('seg01', %)], %) // ln-use segLen for secound arg
+  |> angledLine([myVar, segLen('seg01', %)], %) // ln-use segLen for second arg
  |> angledLine([45, segLen('seg01', %)], %) // ln-segLen again
  |> angledLine([54, segLen('seg01', %)], %) // ln-should be transformed to angledLine
  |> angledLineOfXLength([
@ -471,7 +471,7 @@ async function helperThing(
 }

 describe('testing getConstraintLevelFromSourceRange', () => {
-  it('should devide up lines into free, partial and fully contrained', () => {
+  it('should divide up lines into free, partial and fully contrained', () => {
    const code = `const baseLength = 3
 const baseThick = 1
 const armThick = 0.5
--- a/src/lib/selections.ts
+++ b/src/lib/selections.ts
@ -15,7 +15,7 @@ app needs these selections to be based on cursors, therefore the app must
 be in control of selections. On top of that because we need to set cursor
 positions in code-mirror for selections, both from app logic, and still
 allow the user to add multiple cursors like a normal editor, it's best to
-let code mirror control cursor positions and assosiate those source ranges
+let code mirror control cursor positions and associate those source ranges
 with entity ids from code-mirror events later.

 So it's a lot of back and forth. conceptually the back and forth is:
@ -43,7 +43,7 @@ In detail:

 1) Click commands are mostly sent in stream.tsx search for
  "select_with_point"
-2) The handler for when the engine sends back entitiy ids calls
+2) The handler for when the engine sends back entity ids calls
  getEventForSelectWithPoint, it fires an XState event to update our
  selections is xstate context
 3 and 4) The XState handler for the above uses handleSelectionBatch and
@ -303,7 +303,7 @@ export function resetAndSetEngineEntitySelectionCmds(
  selections: SelectionToEngine[]
 ): Models['WebSocketRequest_type'][] {
  if (!engineCommandManager.engineConnection?.isReady()) {
-    console.log('engine connection isnt ready')
+    console.log('engine connection is not ready')
    return []
  }
  return [
--- a/src/lib/testHelpers.ts
+++ b/src/lib/testHelpers.ts
@ -9,6 +9,7 @@ import { v4 as uuidv4 } from 'uuid'
 type WebSocketResponse = Models['OkWebSocketResponseData_type']

 class MockEngineCommandManager {
+  // eslint-disable-next-line @typescript-eslint/no-useless-constructor
  constructor(mockParams: {
    setIsStreamReady: (isReady: boolean) => void
    setMediaStream: (stream: MediaStream) => void
--- a/src/machines/modelingMachine.ts
+++ b/src/machines/modelingMachine.ts
@ -664,8 +664,8 @@ export const modelingMachine = createMachine(
    on: {
      Cancel: {
        target: 'idle',
-        // TODO what if we're existing extrude equiped, should these actions still be fired?
-        // mabye cancel needs to have a guard for if else logic?
+        // TODO what if we're existing extrude equipped, should these actions still be fired?
+        // maybe cancel needs to have a guard for if else logic?
        actions: [
          'edit_mode_exit',
          'default_camera_disable_sketch_mode',
@ -882,7 +882,7 @@ export const modelingMachine = createMachine(
      // TODO implement source ranges for all of these constraints
      // need to make the async like the modal constraints
      'Make selection horizontal': ({ selectionRanges }) => {
-        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVert(
+        const { modifiedAst } = applyConstraintHorzVert(
          selectionRanges,
          'horizontal',
          kclManager.ast,
@ -891,7 +891,7 @@ export const modelingMachine = createMachine(
        kclManager.updateAst(modifiedAst, true)
      },
      'Make selection vertical': ({ selectionRanges }) => {
-        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVert(
+        const { modifiedAst } = applyConstraintHorzVert(
          selectionRanges,
          'vertical',
          kclManager.ast,
@ -900,33 +900,33 @@ export const modelingMachine = createMachine(
        kclManager.updateAst(modifiedAst, true)
      },
      'Constrain horizontally align': ({ selectionRanges }) => {
-        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVertAlign({
+        const { modifiedAst } = applyConstraintHorzVertAlign({
          selectionRanges,
          constraint: 'setVertDistance',
        })
        kclManager.updateAst(modifiedAst, true)
      },
      'Constrain vertically align': ({ selectionRanges }) => {
-        const { modifiedAst, pathToNodeMap } = applyConstraintHorzVertAlign({
+        const { modifiedAst } = applyConstraintHorzVertAlign({
          selectionRanges,
          constraint: 'setHorzDistance',
        })
        kclManager.updateAst(modifiedAst, true)
      },
      'Constrain equal length': ({ selectionRanges }) => {
-        const { modifiedAst, pathToNodeMap } = applyConstraintEqualLength({
+        const { modifiedAst } = applyConstraintEqualLength({
          selectionRanges,
        })
        kclManager.updateAst(modifiedAst, true)
      },
      'Constrain parallel': ({ selectionRanges }) => {
-        const { modifiedAst, pathToNodeMap } = applyConstraintEqualAngle({
+        const { modifiedAst } = applyConstraintEqualAngle({
          selectionRanges,
        })
        kclManager.updateAst(modifiedAst, true)
      },
      'Constrain remove constraints': ({ selectionRanges }) => {
-        const { modifiedAst, pathToNodeMap } = applyRemoveConstrainingValues({
+        const { modifiedAst } = applyRemoveConstrainingValues({
          selectionRanges,
        })
        kclManager.updateAst(modifiedAst, true)
--- a/src/routes/SignIn.tsx
+++ b/src/routes/SignIn.tsx
@ -67,6 +67,7 @@ const SignIn = () => {
            onClick={signInTauri}
            icon={{ icon: faSignInAlt }}
            className="w-fit mt-4"
+            id="signin"
          >
            Sign in
          </ActionButton>
--- a/src/wasm-lib/Cargo.lock
+++ b/src/wasm-lib/Cargo.lock
@ -447,9 +447,9 @@ dependencies = [

 [[package]]
 name = "clap"
-version = "4.4.6"
+version = "4.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d04704f56c2cde07f43e8e2c154b43f216dc5c92fc98ada720177362f953b956"
+checksum = "ac495e00dcec98c83465d5ad66c5c4fabd652fd6686e7c6269b117e729a6f17b"
 dependencies = [
 "clap_builder",
 "clap_derive",
@ -457,9 +457,9 @@ dependencies = [

 [[package]]
 name = "clap_builder"
-version = "4.4.6"
+version = "4.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e231faeaca65ebd1ea3c737966bf858971cd38c3849107aa3ea7de90a804e45"
+checksum = "c77ed9a32a62e6ca27175d00d29d05ca32e396ea1eb5fb01d8256b669cec7663"
 dependencies = [
 "anstream",
 "anstyle",
@ -472,9 +472,9 @@ dependencies = [

 [[package]]
 name = "clap_derive"
-version = "4.4.2"
+version = "4.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0862016ff20d69b84ef8247369fabf5c008a7417002411897d40ee1f4532b873"
+checksum = "cf9804afaaf59a91e75b022a30fb7229a7901f60c755489cc61c9b423b836442"
 dependencies = [
 "heck",
 "proc-macro2",
@ -484,9 +484,9 @@ dependencies = [

 [[package]]
 name = "clap_lex"
-version = "0.5.1"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd7cc57abe963c6d3b9d8be5b06ba7c8957a930305ca90304f24ef040aa6f961"
+checksum = "702fc72eb24e5a1e48ce58027a675bc24edd52096d5397d4aea7c6dd9eca0bd1"

 [[package]]
 name = "color_quant"
@ -921,9 +921,9 @@ checksum = "e6d5a32815ae3f33302d95fdcb2ce17862f8c65363dcfd29360480ba1001fc9c"

 [[package]]
 name = "futures"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23342abe12aba583913b2e62f22225ff9c950774065e4bfb61a19cd9770fec40"
+checksum = "da0290714b38af9b4a7b094b8a37086d1b4e61f2df9122c3cad2577669145335"
 dependencies = [
 "futures-channel",
 "futures-core",
@ -936,9 +936,9 @@ dependencies = [

 [[package]]
 name = "futures-channel"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "955518d47e09b25bbebc7a18df10b81f0c766eaf4c4f1cccef2fca5f2a4fb5f2"
+checksum = "ff4dd66668b557604244583e3e1e1eada8c5c2e96a6d0d6653ede395b78bbacb"
 dependencies = [
 "futures-core",
 "futures-sink",
@ -946,15 +946,15 @@ dependencies = [

 [[package]]
 name = "futures-core"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4bca583b7e26f571124fe5b7561d49cb2868d79116cfa0eefce955557c6fee8c"
+checksum = "eb1d22c66e66d9d72e1758f0bd7d4fd0bee04cad842ee34587d68c07e45d088c"

 [[package]]
 name = "futures-executor"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccecee823288125bd88b4d7f565c9e58e41858e47ab72e8ea2d64e93624386e0"
+checksum = "0f4fb8693db0cf099eadcca0efe2a5a22e4550f98ed16aba6c48700da29597bc"
 dependencies = [
 "futures-core",
 "futures-task",
@ -963,15 +963,15 @@ dependencies = [

 [[package]]
 name = "futures-io"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4fff74096e71ed47f8e023204cfd0aa1289cd54ae5430a9523be060cdb849964"
+checksum = "8bf34a163b5c4c52d0478a4d757da8fb65cabef42ba90515efee0f6f9fa45aaa"

 [[package]]
 name = "futures-macro"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
+checksum = "53b153fd91e4b0147f4aced87be237c98248656bb01050b96bf3ee89220a8ddb"
 dependencies = [
 "proc-macro2",
 "quote",
@ -980,21 +980,21 @@ dependencies = [

 [[package]]
 name = "futures-sink"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f43be4fe21a13b9781a69afa4985b0f6ee0e1afab2c6f454a8cf30e2b2237b6e"
+checksum = "e36d3378ee38c2a36ad710c5d30c2911d752cb941c00c72dbabfb786a7970817"

 [[package]]
 name = "futures-task"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76d3d132be6c0e6aa1534069c705a74a5997a356c0dc2f86a47765e5617c5b65"
+checksum = "efd193069b0ddadc69c46389b740bbccdd97203899b48d09c5f7969591d6bae2"

 [[package]]
 name = "futures-util"
-version = "0.3.28"
+version = "0.3.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26b01e40b772d54cf6c6d721c1d1abd0647a0106a12ecaa1c186273392a69533"
+checksum = "a19526d624e703a3179b3d322efec918b6246ea0fa51d41124525f00f1cc8104"
 dependencies = [
 "futures-channel",
 "futures-core",
@ -1305,6 +1305,20 @@ dependencies = [
 "serde",
 ]

+[[package]]
+name = "insta"
+version = "1.34.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d64600be34b2fcfc267740a243fa7744441bb4947a619ac4e5bb6507f35fbfc"
+dependencies = [
+ "console",
+ "lazy_static",
+ "linked-hash-map",
+ "serde",
+ "similar",
+ "yaml-rust",
+]
+
 [[package]]
 name = "instant"
 version = "0.1.12"
@ -1401,6 +1415,7 @@ dependencies = [
 "derive-docs 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "expectorate",
 "futures",
+ "insta",
 "itertools 0.11.0",
 "js-sys",
 "kittycad",
@ -1732,7 +1747,7 @@ checksum = "0ab1bc2a289d34bd04a330323ac98a1b4bc82c9d9fcb1e66b63caa84da26b575"
 [[package]]
 name = "openapitor"
 version = "0.0.9"
-source = "git+https://github.com/KittyCAD/kittycad.rs?branch=main#57b4d8b1688f6d13f91b538b0f107866b17bba84"
+source = "git+https://github.com/KittyCAD/kittycad.rs?branch=main#1b2562f4b3ecd26a3683c3fc48a0d33707097a36"
 dependencies = [
 "Inflector",
 "anyhow",
@ -2383,9 +2398,9 @@ dependencies = [

 [[package]]
 name = "rustix"
-version = "0.38.20"
+version = "0.38.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67ce50cb2e16c2903e30d1cbccfd8387a74b9d4c938b6a4c5ec6cc7556f7a8a0"
+checksum = "2b426b0506e5d50a7d8dafcf2e81471400deb602392c7dd110815afb4eaf02a3"
 dependencies = [
 "bitflags 2.4.1",
 "errno",
@ -2543,9 +2558,9 @@ checksum = "836fa6a3e1e547f9a2c4040802ec865b5d85f4014efe00555d7090a3dcaa1090"

 [[package]]
 name = "serde"
-version = "1.0.189"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e422a44e74ad4001bdc8eede9a4570ab52f71190e9c076d14369f38b9200537"
+checksum = "91d3c334ca1ee894a2c6f6ad698fe8c435b76d504b13d436f0685d648d6d96f7"
 dependencies = [
 "serde_derive",
 ]
@ -2561,9 +2576,9 @@ dependencies = [

 [[package]]
 name = "serde_derive"
-version = "1.0.189"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e48d1f918009ce3145511378cf68d613e3b3d9137d67272562080d68a2b32d5"
+checksum = "67c5609f394e5c2bd7fc51efda478004ea80ef42fee983d5c67a65e34f32c0e3"
 dependencies = [
 "proc-macro2",
 "quote",
@ -2583,9 +2598,9 @@ dependencies = [

 [[package]]
 name = "serde_json"
-version = "1.0.107"
+version = "1.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b420ce6e3d8bd882e9b243c6eed35dbc9a6110c9769e74b584e0d68d1f20c65"
+checksum = "3d1c7e3eac408d115102c4c24ad393e0821bb3a5df4d506a80f85f7a742a526b"
 dependencies = [
 "indexmap 2.0.2",
 "itoa",
@ -3625,9 +3640,9 @@ dependencies = [

 [[package]]
 name = "wasm-streams"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4609d447824375f43e1ffbc051b50ad8f4b3ae8219680c94452ea05eb240ac7"
+checksum = "b65dc4c90b63b118468cf747d8bf3566c1913ef60be765b5730ead9e0a3ba129"
 dependencies = [
 "futures-util",
 "js-sys",
@ -3847,9 +3862,9 @@ checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"

 [[package]]
 name = "winnow"
-version = "0.5.17"
+version = "0.5.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3b801d0e0a6726477cc207f60162da452f3a95adb368399bef20a946e06f65c"
+checksum = "176b6138793677221d420fd2f0aeeced263f197688b36484660da767bca2fa32"
 dependencies = [
 "memchr",
 ]
--- a/src/wasm-lib/Cargo.toml
+++ b/src/wasm-lib/Cargo.toml
@ -2,6 +2,7 @@
 name = "wasm-lib"
 version = "0.1.0"
 edition = "2021"
+repository = "https://github.com/KittyCAD/modeling-app"

 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [lib]
@ -12,7 +13,7 @@ bson = { version = "2.7.0", features = ["uuid-1", "chrono"] }
 gloo-utils = "0.2.0"
 kcl-lib = { path = "kcl" }
 kittycad = { workspace = true }
-serde_json = "1.0.107"
+serde_json = "1.0.108"
 uuid = { version = "1.5.0", features = ["v4", "js", "serde"] }
 wasm-bindgen = "0.2.87"
 wasm-bindgen-futures = "0.4.37"
@ -28,11 +29,11 @@ twenty-twenty = "0.6.1"
 uuid = { version = "1.5.0", features = ["v4", "js", "serde"] }

 [target.'cfg(target_arch = "wasm32")'.dependencies]
-futures = "0.3.28"
+futures = "0.3.29"
 js-sys = "0.3.64"
 tower-lsp = { version = "0.20.0", default-features = false, features = ["runtime-agnostic"] }
 wasm-bindgen-futures = { version = "0.4.37", features = ["futures-core-03-stream"] }
-wasm-streams = "0.3.0"
+wasm-streams = "0.4.0"

 [target.'cfg(target_arch = "wasm32")'.dependencies.web-sys]
 version = "0.3.57"
--- a/src/wasm-lib/derive-docs/Cargo.toml
+++ b/src/wasm-lib/derive-docs/Cargo.toml
@ -4,6 +4,7 @@ description = "A tool for generating documentation from Rust derive macros"
 version = "0.1.4"
 edition = "2021"
 license = "MIT"
+repository = "https://github.com/KittyCAD/modeling-app"

 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

@ -14,7 +15,7 @@ proc-macro = true
 convert_case = "0.6.0"
 proc-macro2 = "1"
 quote = "1"
-serde = { version = "1.0.189", features = ["derive"] }
+serde = { version = "1.0.190", features = ["derive"] }
 serde_tokenstream = "0.2"
 syn = { version = "2.0.38", features = ["full"] }

--- a/src/wasm-lib/kcl/Cargo.toml
+++ b/src/wasm-lib/kcl/Cargo.toml
@ -4,6 +4,7 @@ description = "KittyCAD Language"
 version = "0.1.35"
 edition = "2021"
 license = "MIT"
+repository = "https://github.com/KittyCAD/modeling-app"

 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

@ -11,7 +12,7 @@ license = "MIT"
 anyhow = { version = "1.0.75", features = ["backtrace"] }
 async-recursion = "1.0.5"
 async-trait = "0.1.73"
-clap = { version = "4.4.6", features = ["cargo", "derive", "env", "unicode"], optional = true }
+clap = { version = "4.4.7", features = ["cargo", "derive", "env", "unicode"], optional = true }
 dashmap = "5.5.3"
 derive-docs = { version = "0.1.4" }
 #derive-docs = { path = "../derive-docs" }
@ -19,12 +20,12 @@ kittycad = { workspace = true }
 lazy_static = "1.4.0"
 parse-display = "0.8.2"
 schemars = { version = "0.8", features = ["impl_json_schema", "url", "uuid1"] }
-serde = { version = "1.0.189", features = ["derive"] }
-serde_json = "1.0.107"
+serde = { version = "1.0.190", features = ["derive"] }
+serde_json = "1.0.108"
 thiserror = "1.0.50"
 ts-rs = { version = "7", package = "ts-rs-json-value", features = ["serde-json-impl", "schemars-impl", "uuid-impl"] }
 uuid = { version = "1.5.0", features = ["v4", "js", "serde"] }
-winnow = "0.5.16"
+winnow = "0.5.18"

 [target.'cfg(target_arch = "wasm32")'.dependencies]
 js-sys = { version = "0.3.64" }
@ -35,7 +36,7 @@ web-sys = { version = "0.3.64", features = ["console"] }

 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
 bson = { version = "2.7.0", features = ["uuid-1", "chrono"] }
-futures = { version = "0.3.28" }
+futures = { version = "0.3.29" }
 reqwest = { version = "0.11.22", default-features = false }
 tokio = { version = "1.33.0", features = ["full"] }
 tokio-tungstenite = { version = "0.20.0", features = ["rustls-tls-native-roots"] }
@ -50,9 +51,13 @@ engine = []
 panic = "abort"
 debug = true

+[profile.bench]
+debug = true # Flamegraphs of benchmarks require accurate debug symbols
+
 [dev-dependencies]
 criterion = "0.5.1"
 expectorate = "1.1.0"
+insta = { version = "1.34.0", features = ["json"] }
 itertools = "0.11.0"
 pretty_assertions = "1.4.0"
 tokio = { version = "1.33.0", features = ["rt-multi-thread", "macros", "time"] }
--- a/src/wasm-lib/kcl/benches/compiler_benchmark.rs
+++ b/src/wasm-lib/kcl/benches/compiler_benchmark.rs
@ -11,6 +11,7 @@ pub fn bench_parse(c: &mut Criterion) {
        ("pipes_on_pipes", PIPES_PROGRAM),
        ("big_kitt", KITT_PROGRAM),
        ("cube", CUBE_PROGRAM),
+        ("math", MATH_PROGRAM),
    ] {
        let tokens = kcl_lib::token::lexer(file);
        c.bench_function(&format!("parse_{name}"), move |b| {
@ -33,3 +34,4 @@ criterion_main!(benches);
 const KITT_PROGRAM: &str = include_str!("../../tests/executor/inputs/kittycad_svg.kcl");
 const PIPES_PROGRAM: &str = include_str!("../../tests/executor/inputs/pipes_on_pipes.kcl");
 const CUBE_PROGRAM: &str = include_str!("../../tests/executor/inputs/cube.kcl");
+const MATH_PROGRAM: &str = include_str!("../../tests/executor/inputs/math.kcl");
--- a/src/wasm-lib/kcl/fuzz/Cargo.toml
+++ b/src/wasm-lib/kcl/fuzz/Cargo.toml
@ -3,6 +3,7 @@ name = "kcl-lib-fuzz"
 version = "0.0.0"
 publish = false
 edition = "2021"
+repository = "https://github.com/KittyCAD/modeling-app"

 [package.metadata]
 cargo-fuzz = true
--- a/src/wasm-lib/kcl/src/ast/types.rs
+++ b/src/wasm-lib/kcl/src/ast/types.rs
@ -7,14 +7,18 @@ use parse_display::{Display, FromStr};
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 use serde_json::Map;
+use serde_json::Value as JValue;
 use tower_lsp::lsp_types::{CompletionItem, CompletionItemKind, DocumentSymbol, Range as LspRange, SymbolKind};

+pub use self::literal_value::LiteralValue;
 use crate::{
    errors::{KclError, KclErrorDetails},
    executor::{ExecutorContext, MemoryItem, Metadata, PipeInfo, ProgramMemory, SourceRange, UserVal},
    parser::PIPE_OPERATOR,
 };

+mod literal_value;
+
 #[derive(Debug, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS, JsonSchema)]
 #[ts(export)]
 #[serde(rename_all = "camelCase")]
@ -371,13 +375,13 @@ impl BodyItem {
    }
 }

-impl From<BodyItem> for crate::executor::SourceRange {
+impl From<BodyItem> for SourceRange {
    fn from(item: BodyItem) -> Self {
        Self([item.start(), item.end()])
    }
 }

-impl From<&BodyItem> for crate::executor::SourceRange {
+impl From<&BodyItem> for SourceRange {
    fn from(item: &BodyItem) -> Self {
        Self([item.start(), item.end()])
    }
@ -534,13 +538,13 @@ impl Value {
    }
 }

-impl From<Value> for crate::executor::SourceRange {
+impl From<Value> for SourceRange {
    fn from(value: Value) -> Self {
        Self([value.start(), value.end()])
    }
 }

-impl From<&Value> for crate::executor::SourceRange {
+impl From<&Value> for SourceRange {
    fn from(value: &Value) -> Self {
        Self([value.start(), value.end()])
    }
@ -558,13 +562,13 @@ pub enum BinaryPart {
    MemberExpression(Box<MemberExpression>),
 }

-impl From<BinaryPart> for crate::executor::SourceRange {
+impl From<BinaryPart> for SourceRange {
    fn from(value: BinaryPart) -> Self {
        Self([value.start(), value.end()])
    }
 }

-impl From<&BinaryPart> for crate::executor::SourceRange {
+impl From<&BinaryPart> for SourceRange {
    fn from(value: &BinaryPart) -> Self {
        Self([value.start(), value.end()])
    }
@ -640,7 +644,7 @@ impl BinaryPart {
        pipe_info: &mut PipeInfo,
        ctx: &ExecutorContext,
    ) -> Result<MemoryItem, KclError> {
-        // We DO NOT set this gloablly because if we did and this was called inside a pipe it would
+        // We DO NOT set this globally because if we did and this was called inside a pipe it would
        // stop the execution of the pipe.
        // THIS IS IMPORTANT.
        let mut new_pipe_info = pipe_info.clone();
@ -780,7 +784,7 @@ pub enum NonCodeValue {
    /// 1 + 1
    /// ```
    /// Now this is important. The block comment is attached to the next line.
-    /// This is always the case. Also the block comment doesnt have a new line above it.
+    /// This is always the case. Also the block comment doesn't have a new line above it.
    /// If it did it would be a `NewLineBlockComment`.
    BlockComment {
        value: String,
@ -930,7 +934,7 @@ impl CallExpression {
                    binary_expression.get_result(memory, pipe_info, ctx).await?
                }
                Value::CallExpression(call_expression) => {
-                    // We DO NOT set this gloablly because if we did and this was called inside a pipe it would
+                    // We DO NOT set this globally because if we did and this was called inside a pipe it would
                    // stop the execution of the pipe.
                    // THIS IS IMPORTANT.
                    let mut new_pipe_info = pipe_info.clone();
@ -1312,24 +1316,18 @@ impl VariableDeclarator {
 pub struct Literal {
    pub start: usize,
    pub end: usize,
-    pub value: serde_json::Value,
+    pub value: LiteralValue,
    pub raw: String,
 }

 impl_value_meta!(Literal);

-impl From<Literal> for Value {
-    fn from(literal: Literal) -> Self {
-        Value::Literal(Box::new(literal))
-    }
-}
-
 impl Literal {
-    pub fn new(value: serde_json::Value) -> Self {
+    pub fn new(value: LiteralValue) -> Self {
        Self {
            start: 0,
            end: 0,
-            raw: value.to_string(),
+            raw: JValue::from(value.clone()).to_string(),
            value,
        }
    }
@ -1343,11 +1341,19 @@ impl Literal {
    }

    fn recast(&self) -> String {
-        if let serde_json::Value::String(value) = &self.value {
-            let quote = if self.raw.trim().starts_with('"') { '"' } else { '\'' };
-            format!("{}{}{}", quote, value, quote)
-        } else {
-            self.value.to_string()
+        match self.value {
+            LiteralValue::Fractional(x) => {
+                if x.fract() == 0.0 {
+                    format!("{x:?}")
+                } else {
+                    self.raw.clone()
+                }
+            }
+            LiteralValue::IInteger(_) => self.raw.clone(),
+            LiteralValue::String(ref s) => {
+                let quote = if self.raw.trim().starts_with('"') { '"' } else { '\'' };
+                format!("{quote}{s}{quote}")
+            }
        }
    }
 }
@ -1355,7 +1361,7 @@ impl Literal {
 impl From<Literal> for MemoryItem {
    fn from(literal: Literal) -> Self {
        MemoryItem::UserVal(UserVal {
-            value: literal.value.clone(),
+            value: JValue::from(literal.value.clone()),
            meta: vec![Metadata {
                source_range: literal.into(),
            }],
@ -1366,7 +1372,7 @@ impl From<Literal> for MemoryItem {
 impl From<&Box<Literal>> for MemoryItem {
    fn from(literal: &Box<Literal>) -> Self {
        MemoryItem::UserVal(UserVal {
-            value: literal.value.clone(),
+            value: JValue::from(literal.value.clone()),
            meta: vec![Metadata {
                source_range: literal.into(),
            }],
@ -1552,7 +1558,7 @@ impl ArrayExpression {
                    binary_expression.get_result(memory, pipe_info, ctx).await?
                }
                Value::CallExpression(call_expression) => {
-                    // We DO NOT set this gloablly because if we did and this was called inside a pipe it would
+                    // We DO NOT set this globally because if we did and this was called inside a pipe it would
                    // stop the execution of the pipe.
                    // THIS IS IMPORTANT.
                    let mut new_pipe_info = pipe_info.clone();
@ -1703,7 +1709,7 @@ impl ObjectExpression {
                    binary_expression.get_result(memory, pipe_info, ctx).await?
                }
                Value::CallExpression(call_expression) => {
-                    // We DO NOT set this gloablly because if we did and this was called inside a pipe it would
+                    // We DO NOT set this globally because if we did and this was called inside a pipe it would
                    // stop the execution of the pipe.
                    // THIS IS IMPORTANT.
                    let mut new_pipe_info = pipe_info.clone();
@ -1831,13 +1837,13 @@ impl MemberObject {
    }
 }

-impl From<MemberObject> for crate::executor::SourceRange {
+impl From<MemberObject> for SourceRange {
    fn from(obj: MemberObject) -> Self {
        Self([obj.start(), obj.end()])
    }
 }

-impl From<&MemberObject> for crate::executor::SourceRange {
+impl From<&MemberObject> for SourceRange {
    fn from(obj: &MemberObject) -> Self {
        Self([obj.start(), obj.end()])
    }
@ -1867,13 +1873,13 @@ impl LiteralIdentifier {
    }
 }

-impl From<LiteralIdentifier> for crate::executor::SourceRange {
+impl From<LiteralIdentifier> for SourceRange {
    fn from(id: LiteralIdentifier) -> Self {
        Self([id.start(), id.end()])
    }
 }

-impl From<&LiteralIdentifier> for crate::executor::SourceRange {
+impl From<&LiteralIdentifier> for SourceRange {
    fn from(id: &LiteralIdentifier) -> Self {
        Self([id.start(), id.end()])
    }
@ -1967,17 +1973,21 @@ impl MemberExpression {
            LiteralIdentifier::Identifier(identifier) => identifier.name.to_string(),
            LiteralIdentifier::Literal(literal) => {
                let value = literal.value.clone();
-                // Parse this as a string.
-                if let serde_json::Value::String(string) = value {
-                    string
-                } else if let serde_json::Value::Number(_) = &value {
-                    // It can also be a number if we are getting a member of an array.
-                    return self.get_result_array(memory, parse_json_number_as_usize(&value, self.into())?);
-                } else {
-                    return Err(KclError::Semantic(KclErrorDetails {
-                        message: format!("Expected string literal or number for property name, found {:?}", value),
-                        source_ranges: vec![literal.into()],
-                    }));
+                match value {
+                    LiteralValue::IInteger(x) if x >= 0 => return self.get_result_array(memory, x as usize),
+                    LiteralValue::IInteger(x) => {
+                        return Err(KclError::Syntax(KclErrorDetails {
+                            source_ranges: vec![self.into()],
+                            message: format!("invalid index: {x}"),
+                        }))
+                    }
+                    LiteralValue::Fractional(x) => {
+                        return Err(KclError::Syntax(KclErrorDetails {
+                            source_ranges: vec![self.into()],
+                            message: format!("invalid index: {x}"),
+                        }))
+                    }
+                    LiteralValue::String(s) => s,
                }
            }
        };
@ -2133,7 +2143,7 @@ impl BinaryExpression {
        pipe_info: &mut PipeInfo,
        ctx: &ExecutorContext,
    ) -> Result<MemoryItem, KclError> {
-        // We DO NOT set this gloablly because if we did and this was called inside a pipe it would
+        // We DO NOT set this globally because if we did and this was called inside a pipe it would
        // stop the execution of the pipe.
        // THIS IS IMPORTANT.
        let mut new_pipe_info = pipe_info.clone();
@ -2175,6 +2185,7 @@ impl BinaryExpression {
            BinaryOperator::Mul => (left * right).into(),
            BinaryOperator::Div => (left / right).into(),
            BinaryOperator::Mod => (left % right).into(),
+            BinaryOperator::Pow => (left.powf(right)).into(),
        };

        Ok(MemoryItem::UserVal(UserVal {
@ -2208,22 +2219,6 @@ pub fn parse_json_number_as_f64(j: &serde_json::Value, source_range: SourceRange
    }
 }

-pub fn parse_json_number_as_usize(j: &serde_json::Value, source_range: SourceRange) -> Result<usize, KclError> {
-    if let serde_json::Value::Number(n) = &j {
-        Ok(n.as_i64().ok_or_else(|| {
-            KclError::Syntax(KclErrorDetails {
-                source_ranges: vec![source_range],
-                message: format!("Invalid index: {}", j),
-            })
-        })? as usize)
-    } else {
-        Err(KclError::Syntax(KclErrorDetails {
-            source_ranges: vec![source_range],
-            message: format!("Invalid index: {}", j),
-        }))
-    }
-}
-
 pub fn parse_json_value_as_string(j: &serde_json::Value) -> Option<String> {
    if let serde_json::Value::String(n) = &j {
        Some(n.clone())
@ -2257,13 +2252,46 @@ pub enum BinaryOperator {
    #[serde(rename = "%")]
    #[display("%")]
    Mod,
+    /// Raise a number to a power.
+    #[serde(rename = "^")]
+    #[display("^")]
+    Pow,
+}
+
+/// Mathematical associativity.
+/// Should a . b . c be read as (a . b) . c, or a . (b . c)
+/// See <https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Operator_precedence#precedence_and_associativity> for more.
+#[derive(PartialEq, Eq, Debug, Clone, Copy)]
+pub enum Associativity {
+    /// Read a . b . c as (a . b) . c
+    Left,
+    /// Read a . b . c as a . (b . c)
+    Right,
+}
+
+impl Associativity {
+    pub fn is_left(&self) -> bool {
+        matches!(self, Self::Left)
+    }
 }

 impl BinaryOperator {
+    /// Follow JS definitions of each operator.
+    /// Taken from <https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Operator_precedence#table>
    pub fn precedence(&self) -> u8 {
        match &self {
            BinaryOperator::Add | BinaryOperator::Sub => 11,
            BinaryOperator::Mul | BinaryOperator::Div | BinaryOperator::Mod => 12,
+            BinaryOperator::Pow => 6,
+        }
+    }
+
+    /// Follow JS definitions of each operator.
+    /// Taken from <https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Operator_precedence#table>
+    pub fn associativity(&self) -> Associativity {
+        match self {
+            Self::Add | Self::Sub | Self::Mul | Self::Div | Self::Mod => Associativity::Left,
+            Self::Pow => Associativity::Right,
        }
    }
 }
@ -2307,7 +2335,7 @@ impl UnaryExpression {
        pipe_info: &mut PipeInfo,
        ctx: &ExecutorContext,
    ) -> Result<MemoryItem, KclError> {
-        // We DO NOT set this gloablly because if we did and this was called inside a pipe it would
+        // We DO NOT set this globally because if we did and this was called inside a pipe it would
        // stop the execution of the pipe.
        // THIS IS IMPORTANT.
        let mut new_pipe_info = pipe_info.clone();
@ -3255,4 +3283,40 @@ const thickness = sqrt(distance * p * FOS * 6 / (sigmaAllow * width))"#;
        let recasted = program.recast(&Default::default(), 0);
        assert_eq!(recasted.trim(), some_program_string);
    }
+
+    #[test]
+    fn recast_literal() {
+        use winnow::Parser;
+        for (i, (raw, expected, reason)) in [
+            (
+                "5.0",
+                "5.0",
+                "fractional numbers should stay fractional, i.e. don't reformat this to '5'",
+            ),
+            (
+                "5",
+                "5",
+                "integers should stay integral, i.e. don't reformat this to '5.0'",
+            ),
+            (
+                "5.0000000",
+                "5.0",
+                "if the number is f64 but not fractional, use its canonical format",
+            ),
+            ("5.1", "5.1", "straightforward case works"),
+        ]
+        .into_iter()
+        .enumerate()
+        {
+            let tokens = crate::token::lexer(raw);
+            let literal = crate::parser::parser_impl::unsigned_number_literal
+                .parse(&tokens)
+                .unwrap();
+            assert_eq!(
+                literal.recast(),
+                expected,
+                "failed test {i}, which is testing that {reason}"
+            );
+        }
+    }
 }
--- a/src/wasm-lib/kcl/src/ast/types/literal_value.rs
+++ b/src/wasm-lib/kcl/src/ast/types/literal_value.rs
@ -0,0 +1,70 @@
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+use serde_json::Value as JValue;
+
+use super::{Literal, Value};
+
+#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS, JsonSchema)]
+#[ts(export)]
+#[serde(untagged, rename_all = "snake_case")]
+pub enum LiteralValue {
+    IInteger(i64),
+    Fractional(f64),
+    String(String),
+}
+
+impl From<Literal> for Value {
+    fn from(literal: Literal) -> Self {
+        Value::Literal(Box::new(literal))
+    }
+}
+
+impl From<LiteralValue> for JValue {
+    fn from(value: LiteralValue) -> Self {
+        match value {
+            LiteralValue::IInteger(x) => x.into(),
+            LiteralValue::Fractional(x) => x.into(),
+            LiteralValue::String(x) => x.into(),
+        }
+    }
+}
+
+impl From<f64> for LiteralValue {
+    fn from(value: f64) -> Self {
+        Self::Fractional(value)
+    }
+}
+
+impl From<i64> for LiteralValue {
+    fn from(value: i64) -> Self {
+        Self::IInteger(value)
+    }
+}
+
+impl From<String> for LiteralValue {
+    fn from(value: String) -> Self {
+        Self::String(value)
+    }
+}
+
+impl From<u32> for LiteralValue {
+    fn from(value: u32) -> Self {
+        Self::IInteger(value as i64)
+    }
+}
+impl From<u16> for LiteralValue {
+    fn from(value: u16) -> Self {
+        Self::IInteger(value as i64)
+    }
+}
+impl From<u8> for LiteralValue {
+    fn from(value: u8) -> Self {
+        Self::IInteger(value as i64)
+    }
+}
+impl From<&'static str> for LiteralValue {
+    fn from(value: &'static str) -> Self {
+        // TODO: Make this Cow<str>
+        Self::String(value.to_owned())
+    }
+}
--- a/src/wasm-lib/kcl/src/docs.rs
+++ b/src/wasm-lib/kcl/src/docs.rs
@ -193,7 +193,7 @@ pub trait StdLibFn: std::fmt::Debug + Send + Sync {
    }

    fn to_signature_help(&self) -> SignatureHelp {
-        // Fill this in based on the current positon of the cursor.
+        // Fill this in based on the current position of the cursor.
        let active_parameter = None;

        SignatureHelp {
--- a/src/wasm-lib/kcl/src/errors.rs
+++ b/src/wasm-lib/kcl/src/errors.rs
@ -8,6 +8,8 @@ use crate::executor::SourceRange;
 #[ts(export)]
 #[serde(tag = "kind", rename_all = "snake_case")]
 pub enum KclError {
+    #[error("lexical: {0:?}")]
+    Lexical(KclErrorDetails),
    #[error("syntax: {0:?}")]
    Syntax(KclErrorDetails),
    #[error("semantic: {0:?}")]
@ -41,6 +43,7 @@ impl KclError {
    /// Get the error message, line and column from the error and input code.
    pub fn get_message_line_column(&self, input: &str) -> (String, Option<usize>, Option<usize>) {
        let (type_, source_range, message) = match &self {
+            KclError::Lexical(e) => ("lexical", e.source_ranges.clone(), e.message.clone()),
            KclError::Syntax(e) => ("syntax", e.source_ranges.clone(), e.message.clone()),
            KclError::Semantic(e) => ("semantic", e.source_ranges.clone(), e.message.clone()),
            KclError::Type(e) => ("type", e.source_ranges.clone(), e.message.clone()),
@ -67,6 +70,7 @@ impl KclError {

    pub fn source_ranges(&self) -> Vec<SourceRange> {
        match &self {
+            KclError::Lexical(e) => e.source_ranges.clone(),
            KclError::Syntax(e) => e.source_ranges.clone(),
            KclError::Semantic(e) => e.source_ranges.clone(),
            KclError::Type(e) => e.source_ranges.clone(),
@ -82,6 +86,7 @@ impl KclError {
    /// Get the inner error message.
    pub fn message(&self) -> &str {
        match &self {
+            KclError::Lexical(e) => &e.message,
            KclError::Syntax(e) => &e.message,
            KclError::Semantic(e) => &e.message,
            KclError::Type(e) => &e.message,
--- a/src/wasm-lib/kcl/src/lib.rs
+++ b/src/wasm-lib/kcl/src/lib.rs
@ -5,7 +5,6 @@ pub mod docs;
 pub mod engine;
 pub mod errors;
 pub mod executor;
-pub mod math_parser;
 pub mod parser;
 pub mod server;
 pub mod std;
--- a/src/wasm-lib/kcl/src/math_parser.rs
+++ b/src/wasm-lib/kcl/src/math_parser.rs
--- a/src/wasm-lib/kcl/src/parser.rs
+++ b/src/wasm-lib/kcl/src/parser.rs
--- a/src/wasm-lib/kcl/src/parser/math.rs
+++ b/src/wasm-lib/kcl/src/parser/math.rs
@ -0,0 +1,134 @@
+use crate::ast::types::{BinaryExpression, BinaryOperator, BinaryPart};
+
+/// Parses a list of tokens (in infix order, i.e. as the user typed them)
+/// into a binary expression tree.
+pub fn parse(infix_tokens: Vec<BinaryExpressionToken>) -> BinaryExpression {
+    let rpn = postfix(infix_tokens);
+    evaluate(rpn)
+}
+
+/// Parses a list of tokens (in postfix order) into a binary expression tree.
+fn evaluate(rpn: Vec<BinaryExpressionToken>) -> BinaryExpression {
+    let mut operand_stack = Vec::new();
+    for item in rpn {
+        let expr = match item {
+            BinaryExpressionToken::Operator(operator) => {
+                let right: BinaryPart = operand_stack.pop().unwrap();
+                let left = operand_stack.pop().unwrap();
+                BinaryPart::BinaryExpression(Box::new(BinaryExpression {
+                    start: left.start(),
+                    end: right.end(),
+                    operator,
+                    left,
+                    right,
+                }))
+            }
+            BinaryExpressionToken::Operand(o) => o,
+        };
+        operand_stack.push(expr)
+    }
+    if let BinaryPart::BinaryExpression(expr) = operand_stack.pop().unwrap() {
+        *expr
+    } else {
+        panic!("Last expression was not a binary expression")
+    }
+}
+
+/// Reorders tokens from infix order to postfix order.
+fn postfix(infix: Vec<BinaryExpressionToken>) -> Vec<BinaryExpressionToken> {
+    let mut operator_stack: Vec<BinaryOperator> = Vec::with_capacity(infix.len());
+    let mut output = Vec::with_capacity(infix.len());
+    for token in infix {
+        match token {
+            BinaryExpressionToken::Operator(o1) => {
+                // From https://en.wikipedia.org/wiki/Shunting_yard_algorithm:
+                // while (
+                //     there is an operator o2 at the top of the operator stack which is not a left parenthesis,
+                //     and (o2 has greater precedence than o1 or (o1 and o2 have the same precedence and o1 is left-associative))
+                // )
+                while operator_stack
+                    .last()
+                    .map(|o2| {
+                        (o2.precedence() > o1.precedence())
+                            || o1.precedence() == o2.precedence() && o1.associativity().is_left()
+                    })
+                    .unwrap_or(false)
+                {
+                    output.push(BinaryExpressionToken::Operator(operator_stack.pop().unwrap()));
+                }
+                operator_stack.push(o1);
+            }
+            o @ BinaryExpressionToken::Operand(_) => output.push(o),
+        }
+    }
+    // After the while loop, pop the remaining items from the operator stack into the output queue.
+    output.extend(operator_stack.into_iter().rev().map(BinaryExpressionToken::Operator));
+    output
+}
+
+/// Expressions are made up of operators and operands.
+#[derive(PartialEq, Debug)]
+pub enum BinaryExpressionToken {
+    Operator(BinaryOperator),
+    Operand(BinaryPart),
+}
+
+impl From<BinaryPart> for BinaryExpressionToken {
+    fn from(value: BinaryPart) -> Self {
+        Self::Operand(value)
+    }
+}
+
+impl From<BinaryOperator> for BinaryExpressionToken {
+    fn from(value: BinaryOperator) -> Self {
+        Self::Operator(value)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::ast::types::Literal;
+
+    use super::*;
+
+    #[test]
+    fn parse_and_evaluate() {
+        /// Make a literal
+        fn lit(n: u8) -> BinaryPart {
+            BinaryPart::Literal(Box::new(Literal {
+                start: 0,
+                end: 0,
+                value: n.into(),
+                raw: n.to_string(),
+            }))
+        }
+        let tests: Vec<Vec<BinaryExpressionToken>> = vec![
+            // 3 + 4 × 2 ÷ ( 1 − 5 ) ^ 2 ^ 3
+            vec![
+                lit(3).into(),
+                BinaryOperator::Add.into(),
+                lit(4).into(),
+                BinaryOperator::Mul.into(),
+                lit(2).into(),
+                BinaryOperator::Div.into(),
+                BinaryPart::BinaryExpression(Box::new(BinaryExpression {
+                    start: 0,
+                    end: 0,
+                    operator: BinaryOperator::Sub,
+                    left: lit(1),
+                    right: lit(5),
+                }))
+                .into(),
+                BinaryOperator::Pow.into(),
+                lit(2).into(),
+                BinaryOperator::Pow.into(),
+                lit(3).into(),
+            ],
+        ];
+        for infix_input in tests {
+            let rpn = postfix(infix_input);
+            let tree = evaluate(rpn);
+            dbg!(tree);
+        }
+    }
+}
--- a/src/wasm-lib/kcl/src/parser/parser_impl.rs
+++ b/src/wasm-lib/kcl/src/parser/parser_impl.rs
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__a.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__a.snap
@ -0,0 +1,26 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 5,
+  "operator": "+",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 4,
+    "end": 5,
+    "value": 2,
+    "raw": "2"
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__b.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__b.snap
@ -0,0 +1,26 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 3,
+  "operator": "+",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 2,
+    "end": 3,
+    "value": 2,
+    "raw": "2"
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__c.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__c.snap
@ -0,0 +1,26 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 4,
+  "operator": "-",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 3,
+    "end": 4,
+    "value": 2,
+    "raw": "2"
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__d.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__d.snap
@ -0,0 +1,41 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 9,
+  "operator": "+",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 4,
+    "end": 9,
+    "operator": "*",
+    "left": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 4,
+      "end": 5,
+      "value": 2,
+      "raw": "2"
+    },
+    "right": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 8,
+      "end": 9,
+      "value": 3,
+      "raw": "3"
+    }
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__e.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__e.snap
@ -0,0 +1,41 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 11,
+  "operator": "*",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 6,
+    "end": 11,
+    "operator": "+",
+    "left": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 6,
+      "end": 7,
+      "value": 2,
+      "raw": "2"
+    },
+    "right": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 10,
+      "end": 11,
+      "value": 3,
+      "raw": "3"
+    }
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__f.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__f.snap
@ -0,0 +1,56 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 17,
+  "operator": "/",
+  "left": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 0,
+    "end": 11,
+    "operator": "*",
+    "left": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 0,
+      "end": 1,
+      "value": 1,
+      "raw": "1"
+    },
+    "right": {
+      "type": "BinaryExpression",
+      "type": "BinaryExpression",
+      "start": 6,
+      "end": 11,
+      "operator": "+",
+      "left": {
+        "type": "Literal",
+        "type": "Literal",
+        "start": 6,
+        "end": 7,
+        "value": 2,
+        "raw": "2"
+      },
+      "right": {
+        "type": "Literal",
+        "type": "Literal",
+        "start": 10,
+        "end": 11,
+        "value": 3,
+        "raw": "3"
+      }
+    }
+  },
+  "right": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 16,
+    "end": 17,
+    "value": 4,
+    "raw": "4"
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__g.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__g.snap
@ -0,0 +1,56 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 17,
+  "operator": "+",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 6,
+    "end": 17,
+    "operator": "/",
+    "left": {
+      "type": "BinaryExpression",
+      "type": "BinaryExpression",
+      "start": 6,
+      "end": 11,
+      "operator": "+",
+      "left": {
+        "type": "Literal",
+        "type": "Literal",
+        "start": 6,
+        "end": 7,
+        "value": 2,
+        "raw": "2"
+      },
+      "right": {
+        "type": "Literal",
+        "type": "Literal",
+        "start": 10,
+        "end": 11,
+        "value": 3,
+        "raw": "3"
+      }
+    },
+    "right": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 16,
+      "end": 17,
+      "value": 4,
+      "raw": "4"
+    }
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__h.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__h.snap
@ -0,0 +1,71 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 22,
+  "operator": "*",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 7,
+    "end": 22,
+    "operator": "+",
+    "left": {
+      "type": "BinaryExpression",
+      "type": "BinaryExpression",
+      "start": 7,
+      "end": 18,
+      "operator": "/",
+      "left": {
+        "type": "BinaryExpression",
+        "type": "BinaryExpression",
+        "start": 7,
+        "end": 12,
+        "operator": "+",
+        "left": {
+          "type": "Literal",
+          "type": "Literal",
+          "start": 7,
+          "end": 8,
+          "value": 2,
+          "raw": "2"
+        },
+        "right": {
+          "type": "Literal",
+          "type": "Literal",
+          "start": 11,
+          "end": 12,
+          "value": 3,
+          "raw": "3"
+        }
+      },
+      "right": {
+        "type": "Literal",
+        "type": "Literal",
+        "start": 17,
+        "end": 18,
+        "value": 4,
+        "raw": "4"
+      }
+    },
+    "right": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 21,
+      "end": 22,
+      "value": 5,
+      "raw": "5"
+    }
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__i.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__i.snap
@ -0,0 +1,41 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 13,
+  "operator": "*",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 1,
+    "raw": "1"
+  },
+  "right": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 8,
+    "end": 13,
+    "operator": "+",
+    "left": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 8,
+      "end": 9,
+      "value": 2,
+      "raw": "2"
+    },
+    "right": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 12,
+      "end": 13,
+      "value": 3,
+      "raw": "3"
+    }
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__j.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__j.snap
@ -0,0 +1,81 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 44,
+  "operator": "/",
+  "left": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 0,
+    "end": 22,
+    "operator": "*",
+    "left": {
+      "type": "BinaryExpression",
+      "type": "BinaryExpression",
+      "start": 0,
+      "end": 18,
+      "operator": "*",
+      "left": {
+        "type": "BinaryExpression",
+        "type": "BinaryExpression",
+        "start": 0,
+        "end": 12,
+        "operator": "*",
+        "left": {
+          "type": "Identifier",
+          "type": "Identifier",
+          "start": 0,
+          "end": 8,
+          "name": "distance"
+        },
+        "right": {
+          "type": "Identifier",
+          "type": "Identifier",
+          "start": 11,
+          "end": 12,
+          "name": "p"
+        }
+      },
+      "right": {
+        "type": "Identifier",
+        "type": "Identifier",
+        "start": 15,
+        "end": 18,
+        "name": "FOS"
+      }
+    },
+    "right": {
+      "type": "Literal",
+      "type": "Literal",
+      "start": 21,
+      "end": 22,
+      "value": 6,
+      "raw": "6"
+    }
+  },
+  "right": {
+    "type": "BinaryExpression",
+    "type": "BinaryExpression",
+    "start": 26,
+    "end": 44,
+    "operator": "*",
+    "left": {
+      "type": "Identifier",
+      "type": "Identifier",
+      "start": 26,
+      "end": 36,
+      "name": "sigmaAllow"
+    },
+    "right": {
+      "type": "Identifier",
+      "type": "Identifier",
+      "start": 39,
+      "end": 44,
+      "name": "width"
+    }
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__k.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_math_tests__k.snap
@ -0,0 +1,26 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "type": "BinaryExpression",
+  "start": 0,
+  "end": 8,
+  "operator": "+",
+  "left": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 0,
+    "end": 1,
+    "value": 2,
+    "raw": "2"
+  },
+  "right": {
+    "type": "Literal",
+    "type": "Literal",
+    "start": 7,
+    "end": 8,
+    "value": 3,
+    "raw": "3"
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__a.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__a.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__aa.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__aa.snap
@ -0,0 +1,48 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 17,
+  "body": [
+    {
+      "type": "VariableDeclaration",
+      "type": "VariableDeclaration",
+      "start": 0,
+      "end": 17,
+      "declarations": [
+        {
+          "type": "VariableDeclarator",
+          "start": 6,
+          "end": 17,
+          "id": {
+            "type": "Identifier",
+            "start": 6,
+            "end": 8,
+            "name": "sg"
+          },
+          "init": {
+            "type": "UnaryExpression",
+            "type": "UnaryExpression",
+            "start": 11,
+            "end": 17,
+            "operator": "-",
+            "argument": {
+              "type": "Identifier",
+              "type": "Identifier",
+              "start": 12,
+              "end": 17,
+              "name": "scale"
+            }
+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ab.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ab.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ac.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ac.snap
@ -0,0 +1,130 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 23,
+  "body": [
+    {
+      "type": "VariableDeclaration",
+      "type": "VariableDeclaration",
+      "start": 0,
+      "end": 23,
+      "declarations": [
+        {
+          "type": "VariableDeclarator",
+          "start": 6,
+          "end": 23,
+          "id": {
+            "type": "Identifier",
+            "start": 6,
+            "end": 13,
+            "name": "myArray"
+          },
+          "init": {
+            "type": "ArrayExpression",
+            "type": "ArrayExpression",
+            "start": 16,
+            "end": 23,
+            "elements": [
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 0,
+                "raw": "0"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 1,
+                "raw": "1"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 2,
+                "raw": "2"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 3,
+                "raw": "3"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 4,
+                "raw": "4"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 5,
+                "raw": "5"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 6,
+                "raw": "6"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 7,
+                "raw": "7"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 8,
+                "raw": "8"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 9,
+                "raw": "9"
+              },
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 17,
+                "end": 18,
+                "value": 10,
+                "raw": "10"
+              }
+            ]
+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ad.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ad.snap
@ -0,0 +1,88 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 80,
+  "body": [
+    {
+      "type": "VariableDeclaration",
+      "type": "VariableDeclaration",
+      "start": 5,
+      "end": 57,
+      "declarations": [
+        {
+          "type": "VariableDeclarator",
+          "start": 8,
+          "end": 57,
+          "id": {
+            "type": "Identifier",
+            "start": 8,
+            "end": 24,
+            "name": "firstPrimeNumber"
+          },
+          "init": {
+            "type": "FunctionExpression",
+            "type": "FunctionExpression",
+            "start": 27,
+            "end": 57,
+            "params": [],
+            "body": {
+              "start": 33,
+              "end": 57,
+              "body": [
+                {
+                  "type": "ReturnStatement",
+                  "type": "ReturnStatement",
+                  "start": 43,
+                  "end": 51,
+                  "argument": {
+                    "type": "Literal",
+                    "type": "Literal",
+                    "start": 50,
+                    "end": 51,
+                    "value": 2,
+                    "raw": "2"
+                  }
+                }
+              ],
+              "nonCodeMeta": {
+                "nonCodeNodes": {},
+                "start": []
+              }
+            }
+          }
+        }
+      ],
+      "kind": "fn"
+    },
+    {
+      "type": "ExpressionStatement",
+      "type": "ExpressionStatement",
+      "start": 62,
+      "end": 80,
+      "expression": {
+        "type": "CallExpression",
+        "type": "CallExpression",
+        "start": 62,
+        "end": 80,
+        "callee": {
+          "type": "Identifier",
+          "start": 62,
+          "end": 78,
+          "name": "firstPrimeNumber"
+        },
+        "arguments": [],
+        "optional": false,
+        "function": {
+          "type": "InMemory"
+        }
+      }
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ae.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ae.snap
@ -0,0 +1,102 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 66,
+  "body": [
+    {
+      "type": "VariableDeclaration",
+      "type": "VariableDeclaration",
+      "start": 0,
+      "end": 49,
+      "declarations": [
+        {
+          "type": "VariableDeclarator",
+          "start": 3,
+          "end": 49,
+          "id": {
+            "type": "Identifier",
+            "start": 3,
+            "end": 8,
+            "name": "thing"
+          },
+          "init": {
+            "type": "FunctionExpression",
+            "type": "FunctionExpression",
+            "start": 11,
+            "end": 49,
+            "params": [
+              {
+                "type": "Identifier",
+                "start": 12,
+                "end": 17,
+                "name": "param"
+              }
+            ],
+            "body": {
+              "start": 22,
+              "end": 49,
+              "body": [
+                {
+                  "type": "ReturnStatement",
+                  "type": "ReturnStatement",
+                  "start": 32,
+                  "end": 43,
+                  "argument": {
+                    "type": "Identifier",
+                    "type": "Identifier",
+                    "start": 39,
+                    "end": 43,
+                    "name": "true"
+                  }
+                }
+              ],
+              "nonCodeMeta": {
+                "nonCodeNodes": {},
+                "start": []
+              }
+            }
+          }
+        }
+      ],
+      "kind": "fn"
+    },
+    {
+      "type": "ExpressionStatement",
+      "type": "ExpressionStatement",
+      "start": 54,
+      "end": 66,
+      "expression": {
+        "type": "CallExpression",
+        "type": "CallExpression",
+        "start": 54,
+        "end": 66,
+        "callee": {
+          "type": "Identifier",
+          "start": 54,
+          "end": 59,
+          "name": "thing"
+        },
+        "arguments": [
+          {
+            "type": "Identifier",
+            "type": "Identifier",
+            "start": 60,
+            "end": 65,
+            "name": "false"
+          }
+        ],
+        "optional": false,
+        "function": {
+          "type": "InMemory"
+        }
+      }
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__af.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__af.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ag.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ag.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ah.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ah.snap
@ -0,0 +1,552 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 30,
+  "body": [
+    {
+      "type": "VariableDeclaration",
+      "type": "VariableDeclaration",
+      "start": 0,
+      "end": 30,
+      "declarations": [
+        {
+          "type": "VariableDeclarator",
+          "start": 6,
+          "end": 30,
+          "id": {
+            "type": "Identifier",
+            "start": 6,
+            "end": 11,
+            "name": "myBox"
+          },
+          "init": {
+            "type": "CallExpression",
+            "type": "CallExpression",
+            "start": 14,
+            "end": 30,
+            "callee": {
+              "type": "Identifier",
+              "start": 14,
+              "end": 27,
+              "name": "startSketchAt"
+            },
+            "arguments": [
+              {
+                "type": "Identifier",
+                "type": "Identifier",
+                "start": 28,
+                "end": 29,
+                "name": "p"
+              }
+            ],
+            "optional": false,
+            "function": {
+              "type": "StdLib",
+              "func": {
+                "name": "startSketchAt",
+                "summary": "Start a sketch at a given point on the 'XY' plane.",
+                "description": "",
+                "tags": [],
+                "args": [
+                  {
+                    "name": "data",
+                    "type": "LineData",
+                    "schema": {
+                      "description": "Data to draw a line.",
+                      "anyOf": [
+                        {
+                          "description": "A point with a tag.",
+                          "type": "object",
+                          "required": [
+                            "tag",
+                            "to"
+                          ],
+                          "properties": {
+                            "tag": {
+                              "description": "The tag.",
+                              "type": "string"
+                            },
+                            "to": {
+                              "description": "The to point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            }
+                          }
+                        },
+                        {
+                          "description": "A point.",
+                          "type": "array",
+                          "items": {
+                            "type": "number",
+                            "format": "double"
+                          },
+                          "maxItems": 2,
+                          "minItems": 2
+                        }
+                      ]
+                    },
+                    "required": true
+                  }
+                ],
+                "returnValue": {
+                  "name": "",
+                  "type": "SketchGroup",
+                  "schema": {
+                    "description": "A sketch group is a collection of paths.",
+                    "type": "object",
+                    "required": [
+                      "__meta",
+                      "id",
+                      "position",
+                      "rotation",
+                      "start",
+                      "value"
+                    ],
+                    "properties": {
+                      "__meta": {
+                        "description": "Metadata.",
+                        "type": "array",
+                        "items": {
+                          "description": "Metadata.",
+                          "type": "object",
+                          "required": [
+                            "sourceRange"
+                          ],
+                          "properties": {
+                            "sourceRange": {
+                              "description": "The source range.",
+                              "type": "array",
+                              "items": {
+                                "type": "integer",
+                                "format": "uint",
+                                "minimum": 0.0
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            }
+                          }
+                        }
+                      },
+                      "id": {
+                        "description": "The id of the sketch group.",
+                        "type": "string",
+                        "format": "uuid"
+                      },
+                      "planeId": {
+                        "description": "The plane id of the sketch group.",
+                        "type": "string",
+                        "format": "uuid",
+                        "nullable": true
+                      },
+                      "position": {
+                        "description": "The position of the sketch group.",
+                        "type": "array",
+                        "items": {
+                          "type": "number",
+                          "format": "double"
+                        },
+                        "maxItems": 3,
+                        "minItems": 3
+                      },
+                      "rotation": {
+                        "description": "The rotation of the sketch group.",
+                        "type": "array",
+                        "items": {
+                          "type": "number",
+                          "format": "double"
+                        },
+                        "maxItems": 4,
+                        "minItems": 4
+                      },
+                      "start": {
+                        "description": "The starting path.",
+                        "type": "object",
+                        "required": [
+                          "__geoMeta",
+                          "from",
+                          "name",
+                          "to"
+                        ],
+                        "properties": {
+                          "__geoMeta": {
+                            "description": "Metadata.",
+                            "type": "object",
+                            "required": [
+                              "id",
+                              "sourceRange"
+                            ],
+                            "properties": {
+                              "id": {
+                                "description": "The id of the geometry.",
+                                "type": "string",
+                                "format": "uuid"
+                              },
+                              "sourceRange": {
+                                "description": "The source range.",
+                                "type": "array",
+                                "items": {
+                                  "type": "integer",
+                                  "format": "uint",
+                                  "minimum": 0.0
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              }
+                            }
+                          },
+                          "from": {
+                            "description": "The from point.",
+                            "type": "array",
+                            "items": {
+                              "type": "number",
+                              "format": "double"
+                            },
+                            "maxItems": 2,
+                            "minItems": 2
+                          },
+                          "name": {
+                            "description": "The name of the path.",
+                            "type": "string"
+                          },
+                          "to": {
+                            "description": "The to point.",
+                            "type": "array",
+                            "items": {
+                              "type": "number",
+                              "format": "double"
+                            },
+                            "maxItems": 2,
+                            "minItems": 2
+                          }
+                        }
+                      },
+                      "value": {
+                        "description": "The paths in the sketch group.",
+                        "type": "array",
+                        "items": {
+                          "description": "A path.",
+                          "oneOf": [
+                            {
+                              "description": "A path that goes to a point.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "toPoint"
+                                  ]
+                                }
+                              }
+                            },
+                            {
+                              "description": "A path that is horizontal.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type",
+                                "x"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "horizontal"
+                                  ]
+                                },
+                                "x": {
+                                  "description": "The x coordinate.",
+                                  "type": "number",
+                                  "format": "double"
+                                }
+                              }
+                            },
+                            {
+                              "description": "An angled line to.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "angledLineTo"
+                                  ]
+                                },
+                                "x": {
+                                  "description": "The x coordinate.",
+                                  "type": "number",
+                                  "format": "double",
+                                  "nullable": true
+                                },
+                                "y": {
+                                  "description": "The y coordinate.",
+                                  "type": "number",
+                                  "format": "double",
+                                  "nullable": true
+                                }
+                              }
+                            },
+                            {
+                              "description": "A base path.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "base"
+                                  ]
+                                }
+                              }
+                            }
+                          ]
+                        }
+                      }
+                    }
+                  },
+                  "required": true
+                },
+                "unpublished": false,
+                "deprecated": false
+              }
+            }
+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ai.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ai.snap
@ -0,0 +1,98 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 26,
+  "body": [
+    {
+      "type": "VariableDeclaration",
+      "type": "VariableDeclaration",
+      "start": 0,
+      "end": 26,
+      "declarations": [
+        {
+          "type": "VariableDeclarator",
+          "start": 6,
+          "end": 26,
+          "id": {
+            "type": "Identifier",
+            "start": 6,
+            "end": 11,
+            "name": "myBox"
+          },
+          "init": {
+            "type": "PipeExpression",
+            "type": "PipeExpression",
+            "start": 14,
+            "end": 26,
+            "body": [
+              {
+                "type": "CallExpression",
+                "type": "CallExpression",
+                "start": 14,
+                "end": 18,
+                "callee": {
+                  "type": "Identifier",
+                  "start": 14,
+                  "end": 15,
+                  "name": "f"
+                },
+                "arguments": [
+                  {
+                    "type": "Literal",
+                    "type": "Literal",
+                    "start": 16,
+                    "end": 17,
+                    "value": 1,
+                    "raw": "1"
+                  }
+                ],
+                "optional": false,
+                "function": {
+                  "type": "InMemory"
+                }
+              },
+              {
+                "type": "CallExpression",
+                "type": "CallExpression",
+                "start": 22,
+                "end": 26,
+                "callee": {
+                  "type": "Identifier",
+                  "start": 22,
+                  "end": 23,
+                  "name": "g"
+                },
+                "arguments": [
+                  {
+                    "type": "Literal",
+                    "type": "Literal",
+                    "start": 24,
+                    "end": 25,
+                    "value": 2,
+                    "raw": "2"
+                  }
+                ],
+                "optional": false,
+                "function": {
+                  "type": "InMemory"
+                }
+              }
+            ],
+            "nonCodeMeta": {
+              "nonCodeNodes": {},
+              "start": []
+            }
+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__aj.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__aj.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ak.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ak.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__al.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__al.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__am.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__am.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__an.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__an.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ao.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ao.snap
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ap.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ap.snap
@ -0,0 +1,569 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 37,
+  "body": [
+    {
+      "type": "VariableDeclaration",
+      "type": "VariableDeclaration",
+      "start": 0,
+      "end": 37,
+      "declarations": [
+        {
+          "type": "VariableDeclarator",
+          "start": 6,
+          "end": 37,
+          "id": {
+            "type": "Identifier",
+            "start": 6,
+            "end": 14,
+            "name": "mySketch"
+          },
+          "init": {
+            "type": "CallExpression",
+            "type": "CallExpression",
+            "start": 17,
+            "end": 37,
+            "callee": {
+              "type": "Identifier",
+              "start": 17,
+              "end": 30,
+              "name": "startSketchAt"
+            },
+            "arguments": [
+              {
+                "type": "ArrayExpression",
+                "type": "ArrayExpression",
+                "start": 31,
+                "end": 36,
+                "elements": [
+                  {
+                    "type": "Literal",
+                    "type": "Literal",
+                    "start": 32,
+                    "end": 33,
+                    "value": 0,
+                    "raw": "0"
+                  },
+                  {
+                    "type": "Literal",
+                    "type": "Literal",
+                    "start": 34,
+                    "end": 35,
+                    "value": 0,
+                    "raw": "0"
+                  }
+                ]
+              }
+            ],
+            "optional": false,
+            "function": {
+              "type": "StdLib",
+              "func": {
+                "name": "startSketchAt",
+                "summary": "Start a sketch at a given point on the 'XY' plane.",
+                "description": "",
+                "tags": [],
+                "args": [
+                  {
+                    "name": "data",
+                    "type": "LineData",
+                    "schema": {
+                      "description": "Data to draw a line.",
+                      "anyOf": [
+                        {
+                          "description": "A point with a tag.",
+                          "type": "object",
+                          "required": [
+                            "tag",
+                            "to"
+                          ],
+                          "properties": {
+                            "tag": {
+                              "description": "The tag.",
+                              "type": "string"
+                            },
+                            "to": {
+                              "description": "The to point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            }
+                          }
+                        },
+                        {
+                          "description": "A point.",
+                          "type": "array",
+                          "items": {
+                            "type": "number",
+                            "format": "double"
+                          },
+                          "maxItems": 2,
+                          "minItems": 2
+                        }
+                      ]
+                    },
+                    "required": true
+                  }
+                ],
+                "returnValue": {
+                  "name": "",
+                  "type": "SketchGroup",
+                  "schema": {
+                    "description": "A sketch group is a collection of paths.",
+                    "type": "object",
+                    "required": [
+                      "__meta",
+                      "id",
+                      "position",
+                      "rotation",
+                      "start",
+                      "value"
+                    ],
+                    "properties": {
+                      "__meta": {
+                        "description": "Metadata.",
+                        "type": "array",
+                        "items": {
+                          "description": "Metadata.",
+                          "type": "object",
+                          "required": [
+                            "sourceRange"
+                          ],
+                          "properties": {
+                            "sourceRange": {
+                              "description": "The source range.",
+                              "type": "array",
+                              "items": {
+                                "type": "integer",
+                                "format": "uint",
+                                "minimum": 0.0
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            }
+                          }
+                        }
+                      },
+                      "id": {
+                        "description": "The id of the sketch group.",
+                        "type": "string",
+                        "format": "uuid"
+                      },
+                      "planeId": {
+                        "description": "The plane id of the sketch group.",
+                        "type": "string",
+                        "format": "uuid",
+                        "nullable": true
+                      },
+                      "position": {
+                        "description": "The position of the sketch group.",
+                        "type": "array",
+                        "items": {
+                          "type": "number",
+                          "format": "double"
+                        },
+                        "maxItems": 3,
+                        "minItems": 3
+                      },
+                      "rotation": {
+                        "description": "The rotation of the sketch group.",
+                        "type": "array",
+                        "items": {
+                          "type": "number",
+                          "format": "double"
+                        },
+                        "maxItems": 4,
+                        "minItems": 4
+                      },
+                      "start": {
+                        "description": "The starting path.",
+                        "type": "object",
+                        "required": [
+                          "__geoMeta",
+                          "from",
+                          "name",
+                          "to"
+                        ],
+                        "properties": {
+                          "__geoMeta": {
+                            "description": "Metadata.",
+                            "type": "object",
+                            "required": [
+                              "id",
+                              "sourceRange"
+                            ],
+                            "properties": {
+                              "id": {
+                                "description": "The id of the geometry.",
+                                "type": "string",
+                                "format": "uuid"
+                              },
+                              "sourceRange": {
+                                "description": "The source range.",
+                                "type": "array",
+                                "items": {
+                                  "type": "integer",
+                                  "format": "uint",
+                                  "minimum": 0.0
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              }
+                            }
+                          },
+                          "from": {
+                            "description": "The from point.",
+                            "type": "array",
+                            "items": {
+                              "type": "number",
+                              "format": "double"
+                            },
+                            "maxItems": 2,
+                            "minItems": 2
+                          },
+                          "name": {
+                            "description": "The name of the path.",
+                            "type": "string"
+                          },
+                          "to": {
+                            "description": "The to point.",
+                            "type": "array",
+                            "items": {
+                              "type": "number",
+                              "format": "double"
+                            },
+                            "maxItems": 2,
+                            "minItems": 2
+                          }
+                        }
+                      },
+                      "value": {
+                        "description": "The paths in the sketch group.",
+                        "type": "array",
+                        "items": {
+                          "description": "A path.",
+                          "oneOf": [
+                            {
+                              "description": "A path that goes to a point.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "toPoint"
+                                  ]
+                                }
+                              }
+                            },
+                            {
+                              "description": "A path that is horizontal.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type",
+                                "x"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "horizontal"
+                                  ]
+                                },
+                                "x": {
+                                  "description": "The x coordinate.",
+                                  "type": "number",
+                                  "format": "double"
+                                }
+                              }
+                            },
+                            {
+                              "description": "An angled line to.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "angledLineTo"
+                                  ]
+                                },
+                                "x": {
+                                  "description": "The x coordinate.",
+                                  "type": "number",
+                                  "format": "double",
+                                  "nullable": true
+                                },
+                                "y": {
+                                  "description": "The y coordinate.",
+                                  "type": "number",
+                                  "format": "double",
+                                  "nullable": true
+                                }
+                              }
+                            },
+                            {
+                              "description": "A base path.",
+                              "type": "object",
+                              "required": [
+                                "__geoMeta",
+                                "from",
+                                "name",
+                                "to",
+                                "type"
+                              ],
+                              "properties": {
+                                "__geoMeta": {
+                                  "description": "Metadata.",
+                                  "type": "object",
+                                  "required": [
+                                    "id",
+                                    "sourceRange"
+                                  ],
+                                  "properties": {
+                                    "id": {
+                                      "description": "The id of the geometry.",
+                                      "type": "string",
+                                      "format": "uuid"
+                                    },
+                                    "sourceRange": {
+                                      "description": "The source range.",
+                                      "type": "array",
+                                      "items": {
+                                        "type": "integer",
+                                        "format": "uint",
+                                        "minimum": 0.0
+                                      },
+                                      "maxItems": 2,
+                                      "minItems": 2
+                                    }
+                                  }
+                                },
+                                "from": {
+                                  "description": "The from point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "name": {
+                                  "description": "The name of the path.",
+                                  "type": "string"
+                                },
+                                "to": {
+                                  "description": "The to point.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "number",
+                                    "format": "double"
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                },
+                                "type": {
+                                  "type": "string",
+                                  "enum": [
+                                    "base"
+                                  ]
+                                }
+                              }
+                            }
+                          ]
+                        }
+                      }
+                    }
+                  },
+                  "required": true
+                },
+                "unpublished": false,
+                "deprecated": false
+              }
+            }
+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__aq.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__aq.snap
@ -0,0 +1,98 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 28,
+  "body": [
+    {
+      "type": "ExpressionStatement",
+      "type": "ExpressionStatement",
+      "start": 0,
+      "end": 28,
+      "expression": {
+        "type": "CallExpression",
+        "type": "CallExpression",
+        "start": 0,
+        "end": 28,
+        "callee": {
+          "type": "Identifier",
+          "start": 0,
+          "end": 3,
+          "name": "log"
+        },
+        "arguments": [
+          {
+            "type": "Literal",
+            "type": "Literal",
+            "start": 4,
+            "end": 5,
+            "value": 5,
+            "raw": "5"
+          },
+          {
+            "type": "Literal",
+            "type": "Literal",
+            "start": 7,
+            "end": 14,
+            "value": "hello",
+            "raw": "\"hello\""
+          },
+          {
+            "type": "Identifier",
+            "type": "Identifier",
+            "start": 16,
+            "end": 27,
+            "name": "aIdentifier"
+          }
+        ],
+        "optional": false,
+        "function": {
+          "type": "StdLib",
+          "func": {
+            "name": "log",
+            "summary": "Computes the logarithm of the number with respect to an arbitrary base.",
+            "description": "The result might not be correctly rounded owing to implementation details; `log2()` can produce more accurate results for base 2, and `log10()` can produce more accurate results for base 10.",
+            "tags": [],
+            "args": [
+              {
+                "name": "num",
+                "type": "number",
+                "schema": {
+                  "type": "number",
+                  "format": "double"
+                },
+                "required": true
+              },
+              {
+                "name": "base",
+                "type": "number",
+                "schema": {
+                  "type": "number",
+                  "format": "double"
+                },
+                "required": true
+              }
+            ],
+            "returnValue": {
+              "name": "",
+              "type": "number",
+              "schema": {
+                "type": "number",
+                "format": "double"
+              },
+              "required": true
+            },
+            "unpublished": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ar.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__ar.snap
@ -0,0 +1,43 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 7,
+  "body": [
+    {
+      "type": "ExpressionStatement",
+      "type": "ExpressionStatement",
+      "start": 0,
+      "end": 7,
+      "expression": {
+        "type": "BinaryExpression",
+        "type": "BinaryExpression",
+        "start": 0,
+        "end": 7,
+        "operator": "+",
+        "left": {
+          "type": "Literal",
+          "type": "Literal",
+          "start": 0,
+          "end": 1,
+          "value": 5,
+          "raw": "5"
+        },
+        "right": {
+          "type": "Literal",
+          "type": "Literal",
+          "start": 4,
+          "end": 7,
+          "value": "a",
+          "raw": "\"a\""
+        }
+      }
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__at.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__at.snap
@ -0,0 +1,999 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 15,
+  "body": [
+    {
+      "type": "ExpressionStatement",
+      "type": "ExpressionStatement",
+      "start": 0,
+      "end": 15,
+      "expression": {
+        "type": "CallExpression",
+        "type": "CallExpression",
+        "start": 0,
+        "end": 15,
+        "callee": {
+          "type": "Identifier",
+          "start": 0,
+          "end": 4,
+          "name": "line"
+        },
+        "arguments": [
+          {
+            "type": "ArrayExpression",
+            "type": "ArrayExpression",
+            "start": 5,
+            "end": 11,
+            "elements": [
+              {
+                "type": "Literal",
+                "type": "Literal",
+                "start": 6,
+                "end": 7,
+                "value": 0,
+                "raw": "0"
+              },
+              {
+                "type": "Identifier",
+                "type": "Identifier",
+                "start": 9,
+                "end": 10,
+                "name": "l"
+              }
+            ]
+          },
+          {
+            "type": "PipeSubstitution",
+            "type": "PipeSubstitution",
+            "start": 13,
+            "end": 14
+          }
+        ],
+        "optional": false,
+        "function": {
+          "type": "StdLib",
+          "func": {
+            "name": "line",
+            "summary": "Draw a line.",
+            "description": "",
+            "tags": [],
+            "args": [
+              {
+                "name": "data",
+                "type": "LineData",
+                "schema": {
+                  "description": "Data to draw a line.",
+                  "anyOf": [
+                    {
+                      "description": "A point with a tag.",
+                      "type": "object",
+                      "required": [
+                        "tag",
+                        "to"
+                      ],
+                      "properties": {
+                        "tag": {
+                          "description": "The tag.",
+                          "type": "string"
+                        },
+                        "to": {
+                          "description": "The to point.",
+                          "type": "array",
+                          "items": {
+                            "type": "number",
+                            "format": "double"
+                          },
+                          "maxItems": 2,
+                          "minItems": 2
+                        }
+                      }
+                    },
+                    {
+                      "description": "A point.",
+                      "type": "array",
+                      "items": {
+                        "type": "number",
+                        "format": "double"
+                      },
+                      "maxItems": 2,
+                      "minItems": 2
+                    }
+                  ]
+                },
+                "required": true
+              },
+              {
+                "name": "sketch_group",
+                "type": "SketchGroup",
+                "schema": {
+                  "description": "A sketch group is a collection of paths.",
+                  "type": "object",
+                  "required": [
+                    "__meta",
+                    "id",
+                    "position",
+                    "rotation",
+                    "start",
+                    "value"
+                  ],
+                  "properties": {
+                    "__meta": {
+                      "description": "Metadata.",
+                      "type": "array",
+                      "items": {
+                        "description": "Metadata.",
+                        "type": "object",
+                        "required": [
+                          "sourceRange"
+                        ],
+                        "properties": {
+                          "sourceRange": {
+                            "description": "The source range.",
+                            "type": "array",
+                            "items": {
+                              "type": "integer",
+                              "format": "uint",
+                              "minimum": 0.0
+                            },
+                            "maxItems": 2,
+                            "minItems": 2
+                          }
+                        }
+                      }
+                    },
+                    "id": {
+                      "description": "The id of the sketch group.",
+                      "type": "string",
+                      "format": "uuid"
+                    },
+                    "planeId": {
+                      "description": "The plane id of the sketch group.",
+                      "type": "string",
+                      "format": "uuid",
+                      "nullable": true
+                    },
+                    "position": {
+                      "description": "The position of the sketch group.",
+                      "type": "array",
+                      "items": {
+                        "type": "number",
+                        "format": "double"
+                      },
+                      "maxItems": 3,
+                      "minItems": 3
+                    },
+                    "rotation": {
+                      "description": "The rotation of the sketch group.",
+                      "type": "array",
+                      "items": {
+                        "type": "number",
+                        "format": "double"
+                      },
+                      "maxItems": 4,
+                      "minItems": 4
+                    },
+                    "start": {
+                      "description": "The starting path.",
+                      "type": "object",
+                      "required": [
+                        "__geoMeta",
+                        "from",
+                        "name",
+                        "to"
+                      ],
+                      "properties": {
+                        "__geoMeta": {
+                          "description": "Metadata.",
+                          "type": "object",
+                          "required": [
+                            "id",
+                            "sourceRange"
+                          ],
+                          "properties": {
+                            "id": {
+                              "description": "The id of the geometry.",
+                              "type": "string",
+                              "format": "uuid"
+                            },
+                            "sourceRange": {
+                              "description": "The source range.",
+                              "type": "array",
+                              "items": {
+                                "type": "integer",
+                                "format": "uint",
+                                "minimum": 0.0
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            }
+                          }
+                        },
+                        "from": {
+                          "description": "The from point.",
+                          "type": "array",
+                          "items": {
+                            "type": "number",
+                            "format": "double"
+                          },
+                          "maxItems": 2,
+                          "minItems": 2
+                        },
+                        "name": {
+                          "description": "The name of the path.",
+                          "type": "string"
+                        },
+                        "to": {
+                          "description": "The to point.",
+                          "type": "array",
+                          "items": {
+                            "type": "number",
+                            "format": "double"
+                          },
+                          "maxItems": 2,
+                          "minItems": 2
+                        }
+                      }
+                    },
+                    "value": {
+                      "description": "The paths in the sketch group.",
+                      "type": "array",
+                      "items": {
+                        "description": "A path.",
+                        "oneOf": [
+                          {
+                            "description": "A path that goes to a point.",
+                            "type": "object",
+                            "required": [
+                              "__geoMeta",
+                              "from",
+                              "name",
+                              "to",
+                              "type"
+                            ],
+                            "properties": {
+                              "__geoMeta": {
+                                "description": "Metadata.",
+                                "type": "object",
+                                "required": [
+                                  "id",
+                                  "sourceRange"
+                                ],
+                                "properties": {
+                                  "id": {
+                                    "description": "The id of the geometry.",
+                                    "type": "string",
+                                    "format": "uuid"
+                                  },
+                                  "sourceRange": {
+                                    "description": "The source range.",
+                                    "type": "array",
+                                    "items": {
+                                      "type": "integer",
+                                      "format": "uint",
+                                      "minimum": 0.0
+                                    },
+                                    "maxItems": 2,
+                                    "minItems": 2
+                                  }
+                                }
+                              },
+                              "from": {
+                                "description": "The from point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "name": {
+                                "description": "The name of the path.",
+                                "type": "string"
+                              },
+                              "to": {
+                                "description": "The to point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "type": {
+                                "type": "string",
+                                "enum": [
+                                  "toPoint"
+                                ]
+                              }
+                            }
+                          },
+                          {
+                            "description": "A path that is horizontal.",
+                            "type": "object",
+                            "required": [
+                              "__geoMeta",
+                              "from",
+                              "name",
+                              "to",
+                              "type",
+                              "x"
+                            ],
+                            "properties": {
+                              "__geoMeta": {
+                                "description": "Metadata.",
+                                "type": "object",
+                                "required": [
+                                  "id",
+                                  "sourceRange"
+                                ],
+                                "properties": {
+                                  "id": {
+                                    "description": "The id of the geometry.",
+                                    "type": "string",
+                                    "format": "uuid"
+                                  },
+                                  "sourceRange": {
+                                    "description": "The source range.",
+                                    "type": "array",
+                                    "items": {
+                                      "type": "integer",
+                                      "format": "uint",
+                                      "minimum": 0.0
+                                    },
+                                    "maxItems": 2,
+                                    "minItems": 2
+                                  }
+                                }
+                              },
+                              "from": {
+                                "description": "The from point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "name": {
+                                "description": "The name of the path.",
+                                "type": "string"
+                              },
+                              "to": {
+                                "description": "The to point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "type": {
+                                "type": "string",
+                                "enum": [
+                                  "horizontal"
+                                ]
+                              },
+                              "x": {
+                                "description": "The x coordinate.",
+                                "type": "number",
+                                "format": "double"
+                              }
+                            }
+                          },
+                          {
+                            "description": "An angled line to.",
+                            "type": "object",
+                            "required": [
+                              "__geoMeta",
+                              "from",
+                              "name",
+                              "to",
+                              "type"
+                            ],
+                            "properties": {
+                              "__geoMeta": {
+                                "description": "Metadata.",
+                                "type": "object",
+                                "required": [
+                                  "id",
+                                  "sourceRange"
+                                ],
+                                "properties": {
+                                  "id": {
+                                    "description": "The id of the geometry.",
+                                    "type": "string",
+                                    "format": "uuid"
+                                  },
+                                  "sourceRange": {
+                                    "description": "The source range.",
+                                    "type": "array",
+                                    "items": {
+                                      "type": "integer",
+                                      "format": "uint",
+                                      "minimum": 0.0
+                                    },
+                                    "maxItems": 2,
+                                    "minItems": 2
+                                  }
+                                }
+                              },
+                              "from": {
+                                "description": "The from point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "name": {
+                                "description": "The name of the path.",
+                                "type": "string"
+                              },
+                              "to": {
+                                "description": "The to point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "type": {
+                                "type": "string",
+                                "enum": [
+                                  "angledLineTo"
+                                ]
+                              },
+                              "x": {
+                                "description": "The x coordinate.",
+                                "type": "number",
+                                "format": "double",
+                                "nullable": true
+                              },
+                              "y": {
+                                "description": "The y coordinate.",
+                                "type": "number",
+                                "format": "double",
+                                "nullable": true
+                              }
+                            }
+                          },
+                          {
+                            "description": "A base path.",
+                            "type": "object",
+                            "required": [
+                              "__geoMeta",
+                              "from",
+                              "name",
+                              "to",
+                              "type"
+                            ],
+                            "properties": {
+                              "__geoMeta": {
+                                "description": "Metadata.",
+                                "type": "object",
+                                "required": [
+                                  "id",
+                                  "sourceRange"
+                                ],
+                                "properties": {
+                                  "id": {
+                                    "description": "The id of the geometry.",
+                                    "type": "string",
+                                    "format": "uuid"
+                                  },
+                                  "sourceRange": {
+                                    "description": "The source range.",
+                                    "type": "array",
+                                    "items": {
+                                      "type": "integer",
+                                      "format": "uint",
+                                      "minimum": 0.0
+                                    },
+                                    "maxItems": 2,
+                                    "minItems": 2
+                                  }
+                                }
+                              },
+                              "from": {
+                                "description": "The from point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "name": {
+                                "description": "The name of the path.",
+                                "type": "string"
+                              },
+                              "to": {
+                                "description": "The to point.",
+                                "type": "array",
+                                "items": {
+                                  "type": "number",
+                                  "format": "double"
+                                },
+                                "maxItems": 2,
+                                "minItems": 2
+                              },
+                              "type": {
+                                "type": "string",
+                                "enum": [
+                                  "base"
+                                ]
+                              }
+                            }
+                          }
+                        ]
+                      }
+                    }
+                  }
+                },
+                "required": true
+              }
+            ],
+            "returnValue": {
+              "name": "",
+              "type": "SketchGroup",
+              "schema": {
+                "description": "A sketch group is a collection of paths.",
+                "type": "object",
+                "required": [
+                  "__meta",
+                  "id",
+                  "position",
+                  "rotation",
+                  "start",
+                  "value"
+                ],
+                "properties": {
+                  "__meta": {
+                    "description": "Metadata.",
+                    "type": "array",
+                    "items": {
+                      "description": "Metadata.",
+                      "type": "object",
+                      "required": [
+                        "sourceRange"
+                      ],
+                      "properties": {
+                        "sourceRange": {
+                          "description": "The source range.",
+                          "type": "array",
+                          "items": {
+                            "type": "integer",
+                            "format": "uint",
+                            "minimum": 0.0
+                          },
+                          "maxItems": 2,
+                          "minItems": 2
+                        }
+                      }
+                    }
+                  },
+                  "id": {
+                    "description": "The id of the sketch group.",
+                    "type": "string",
+                    "format": "uuid"
+                  },
+                  "planeId": {
+                    "description": "The plane id of the sketch group.",
+                    "type": "string",
+                    "format": "uuid",
+                    "nullable": true
+                  },
+                  "position": {
+                    "description": "The position of the sketch group.",
+                    "type": "array",
+                    "items": {
+                      "type": "number",
+                      "format": "double"
+                    },
+                    "maxItems": 3,
+                    "minItems": 3
+                  },
+                  "rotation": {
+                    "description": "The rotation of the sketch group.",
+                    "type": "array",
+                    "items": {
+                      "type": "number",
+                      "format": "double"
+                    },
+                    "maxItems": 4,
+                    "minItems": 4
+                  },
+                  "start": {
+                    "description": "The starting path.",
+                    "type": "object",
+                    "required": [
+                      "__geoMeta",
+                      "from",
+                      "name",
+                      "to"
+                    ],
+                    "properties": {
+                      "__geoMeta": {
+                        "description": "Metadata.",
+                        "type": "object",
+                        "required": [
+                          "id",
+                          "sourceRange"
+                        ],
+                        "properties": {
+                          "id": {
+                            "description": "The id of the geometry.",
+                            "type": "string",
+                            "format": "uuid"
+                          },
+                          "sourceRange": {
+                            "description": "The source range.",
+                            "type": "array",
+                            "items": {
+                              "type": "integer",
+                              "format": "uint",
+                              "minimum": 0.0
+                            },
+                            "maxItems": 2,
+                            "minItems": 2
+                          }
+                        }
+                      },
+                      "from": {
+                        "description": "The from point.",
+                        "type": "array",
+                        "items": {
+                          "type": "number",
+                          "format": "double"
+                        },
+                        "maxItems": 2,
+                        "minItems": 2
+                      },
+                      "name": {
+                        "description": "The name of the path.",
+                        "type": "string"
+                      },
+                      "to": {
+                        "description": "The to point.",
+                        "type": "array",
+                        "items": {
+                          "type": "number",
+                          "format": "double"
+                        },
+                        "maxItems": 2,
+                        "minItems": 2
+                      }
+                    }
+                  },
+                  "value": {
+                    "description": "The paths in the sketch group.",
+                    "type": "array",
+                    "items": {
+                      "description": "A path.",
+                      "oneOf": [
+                        {
+                          "description": "A path that goes to a point.",
+                          "type": "object",
+                          "required": [
+                            "__geoMeta",
+                            "from",
+                            "name",
+                            "to",
+                            "type"
+                          ],
+                          "properties": {
+                            "__geoMeta": {
+                              "description": "Metadata.",
+                              "type": "object",
+                              "required": [
+                                "id",
+                                "sourceRange"
+                              ],
+                              "properties": {
+                                "id": {
+                                  "description": "The id of the geometry.",
+                                  "type": "string",
+                                  "format": "uuid"
+                                },
+                                "sourceRange": {
+                                  "description": "The source range.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "integer",
+                                    "format": "uint",
+                                    "minimum": 0.0
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                }
+                              }
+                            },
+                            "from": {
+                              "description": "The from point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "name": {
+                              "description": "The name of the path.",
+                              "type": "string"
+                            },
+                            "to": {
+                              "description": "The to point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "type": {
+                              "type": "string",
+                              "enum": [
+                                "toPoint"
+                              ]
+                            }
+                          }
+                        },
+                        {
+                          "description": "A path that is horizontal.",
+                          "type": "object",
+                          "required": [
+                            "__geoMeta",
+                            "from",
+                            "name",
+                            "to",
+                            "type",
+                            "x"
+                          ],
+                          "properties": {
+                            "__geoMeta": {
+                              "description": "Metadata.",
+                              "type": "object",
+                              "required": [
+                                "id",
+                                "sourceRange"
+                              ],
+                              "properties": {
+                                "id": {
+                                  "description": "The id of the geometry.",
+                                  "type": "string",
+                                  "format": "uuid"
+                                },
+                                "sourceRange": {
+                                  "description": "The source range.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "integer",
+                                    "format": "uint",
+                                    "minimum": 0.0
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                }
+                              }
+                            },
+                            "from": {
+                              "description": "The from point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "name": {
+                              "description": "The name of the path.",
+                              "type": "string"
+                            },
+                            "to": {
+                              "description": "The to point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "type": {
+                              "type": "string",
+                              "enum": [
+                                "horizontal"
+                              ]
+                            },
+                            "x": {
+                              "description": "The x coordinate.",
+                              "type": "number",
+                              "format": "double"
+                            }
+                          }
+                        },
+                        {
+                          "description": "An angled line to.",
+                          "type": "object",
+                          "required": [
+                            "__geoMeta",
+                            "from",
+                            "name",
+                            "to",
+                            "type"
+                          ],
+                          "properties": {
+                            "__geoMeta": {
+                              "description": "Metadata.",
+                              "type": "object",
+                              "required": [
+                                "id",
+                                "sourceRange"
+                              ],
+                              "properties": {
+                                "id": {
+                                  "description": "The id of the geometry.",
+                                  "type": "string",
+                                  "format": "uuid"
+                                },
+                                "sourceRange": {
+                                  "description": "The source range.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "integer",
+                                    "format": "uint",
+                                    "minimum": 0.0
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                }
+                              }
+                            },
+                            "from": {
+                              "description": "The from point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "name": {
+                              "description": "The name of the path.",
+                              "type": "string"
+                            },
+                            "to": {
+                              "description": "The to point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "type": {
+                              "type": "string",
+                              "enum": [
+                                "angledLineTo"
+                              ]
+                            },
+                            "x": {
+                              "description": "The x coordinate.",
+                              "type": "number",
+                              "format": "double",
+                              "nullable": true
+                            },
+                            "y": {
+                              "description": "The y coordinate.",
+                              "type": "number",
+                              "format": "double",
+                              "nullable": true
+                            }
+                          }
+                        },
+                        {
+                          "description": "A base path.",
+                          "type": "object",
+                          "required": [
+                            "__geoMeta",
+                            "from",
+                            "name",
+                            "to",
+                            "type"
+                          ],
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+                            "__geoMeta": {
+                              "description": "Metadata.",
+                              "type": "object",
+                              "required": [
+                                "id",
+                                "sourceRange"
+                              ],
+                              "properties": {
+                                "id": {
+                                  "description": "The id of the geometry.",
+                                  "type": "string",
+                                  "format": "uuid"
+                                },
+                                "sourceRange": {
+                                  "description": "The source range.",
+                                  "type": "array",
+                                  "items": {
+                                    "type": "integer",
+                                    "format": "uint",
+                                    "minimum": 0.0
+                                  },
+                                  "maxItems": 2,
+                                  "minItems": 2
+                                }
+                              }
+                            },
+                            "from": {
+                              "description": "The from point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "name": {
+                              "description": "The name of the path.",
+                              "type": "string"
+                            },
+                            "to": {
+                              "description": "The to point.",
+                              "type": "array",
+                              "items": {
+                                "type": "number",
+                                "format": "double"
+                              },
+                              "maxItems": 2,
+                              "minItems": 2
+                            },
+                            "type": {
+                              "type": "string",
+                              "enum": [
+                                "base"
+                              ]
+                            }
+                          }
+                        }
+                      ]
+                    }
+                  }
+                }
+              },
+              "required": true
+            },
+            "unpublished": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__b.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__b.snap
@ -0,0 +1,169 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 36,
+  "body": [
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+          "id": {
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+            "end": 11,
+            "name": "myVar"
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+                    "end": 29,
+                    "name": "legLen"
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+                      "end": 31,
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+                      "args": [
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+                          "type": "number",
+                          "schema": {
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+                            "format": "double"
+                          },
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+                        },
+                        {
+                          "name": "leg",
+                          "type": "number",
+                          "schema": {
+                            "type": "number",
+                            "format": "double"
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+                          "required": true
+                        }
+                      ],
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+                        "type": "number",
+                        "schema": {
+                          "type": "number",
+                          "format": "double"
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+                      "deprecated": false
+                    }
+                  }
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+              }
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+            "function": {
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+                "name": "min",
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+                "tags": [],
+                "args": [
+                  {
+                    "name": "args",
+                    "type": "[number]",
+                    "schema": {
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+                        "type": "number",
+                        "format": "double"
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+                  "name": "",
+                  "type": "number",
+                  "schema": {
+                    "type": "number",
+                    "format": "double"
+                  },
+                  "required": true
+                },
+                "unpublished": false,
+                "deprecated": false
+              }
+            }
+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__c.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__c.snap
@ -0,0 +1,169 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 35,
+  "body": [
+    {
+      "type": "VariableDeclaration",
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+      "declarations": [
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+                      "value": 4,
+                      "raw": "4"
+                    }
+                  ],
+                  "optional": false,
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+                    "func": {
+                      "name": "legLen",
+                      "summary": "Returns the length of the given leg.",
+                      "description": "",
+                      "tags": [],
+                      "args": [
+                        {
+                          "name": "hypotenuse",
+                          "type": "number",
+                          "schema": {
+                            "type": "number",
+                            "format": "double"
+                          },
+                          "required": true
+                        },
+                        {
+                          "name": "leg",
+                          "type": "number",
+                          "schema": {
+                            "type": "number",
+                            "format": "double"
+                          },
+                          "required": true
+                        }
+                      ],
+                      "returnValue": {
+                        "name": "",
+                        "type": "number",
+                        "schema": {
+                          "type": "number",
+                          "format": "double"
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+                "end": 34,
+                "value": 5,
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+            ],
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+            "function": {
+              "type": "StdLib",
+              "func": {
+                "name": "min",
+                "summary": "Computes the minimum of the given arguments.",
+                "description": "",
+                "tags": [],
+                "args": [
+                  {
+                    "name": "args",
+                    "type": "[number]",
+                    "schema": {
+                      "type": "array",
+                      "items": {
+                        "type": "number",
+                        "format": "double"
+                      }
+                    },
+                    "required": true
+                  }
+                ],
+                "returnValue": {
+                  "name": "",
+                  "type": "number",
+                  "schema": {
+                    "type": "number",
+                    "format": "double"
+                  },
+                  "required": true
+                },
+                "unpublished": false,
+                "deprecated": false
+              }
+            }
+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__d.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__d.snap
@ -0,0 +1,101 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 36,
+  "body": [
+    {
+      "type": "VariableDeclaration",
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+      "start": 0,
+      "end": 36,
+      "declarations": [
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+                    "type": "PipeSubstitution",
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+                    "end": 35
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+                "optional": false,
+                "function": {
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+            "nonCodeMeta": {
+              "nonCodeNodes": {},
+              "start": []
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+          }
+        }
+      ],
+      "kind": "const"
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+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__d2.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__d2.snap
@ -0,0 +1,62 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 27,
+  "body": [
+    {
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+      "end": 27,
+      "declarations": [
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+                "end": 15,
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+              "type": "Identifier",
+              "start": 18,
+              "end": 27,
+              "name": "thickness"
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+          }
+        }
+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__e.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__e.snap
@ -0,0 +1,72 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 18,
+  "body": [
+    {
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__f.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__f.snap
@ -0,0 +1,55 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 40,
+  "body": [
+    {
+      "type": "VariableDeclaration",
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+    }
+  ],
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+  }
+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__g.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__g.snap
@ -0,0 +1,77 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
+  "start": 0,
+  "end": 58,
+  "body": [
+    {
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+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__m.snap
@ -0,0 +1,153 @@
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--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__n.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__n.snap
@ -0,0 +1,70 @@
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--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__o.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__o.snap
@ -0,0 +1,72 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 21,
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__p.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__p.snap
@ -0,0 +1,72 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 22,
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+      ],
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+  "nonCodeMeta": {
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__q.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__q.snap
@ -0,0 +1,72 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 30,
+  "body": [
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+      ],
+      "kind": "const"
+    }
+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__r.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__r.snap
@ -0,0 +1,122 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 54,
+  "body": [
+    {
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+      ],
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+    {
+      "type": "VariableDeclaration",
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+      "end": 54,
+      "declarations": [
+        {
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+  "nonCodeMeta": {
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__s.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__s.snap
@ -0,0 +1,70 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 27,
+  "body": [
+    {
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+      ],
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+  ],
+  "nonCodeMeta": {
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__t.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__t.snap
@ -0,0 +1,55 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 17,
+  "body": [
+    {
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__u.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__u.snap
@ -0,0 +1,97 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 34,
+  "body": [
+    {
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+              "end": 34,
+              "name": "four"
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+      ],
+      "kind": "const"
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+  ],
+  "nonCodeMeta": {
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+}
--- a/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__v.snap
+++ b/src/wasm-lib/kcl/src/parser/snapshots/kcl_libparserparser_impl__snapshot_tests__v.snap
@ -0,0 +1,56 @@
+---
+source: kcl/src/parser/parser_impl.rs
+expression: actual
+---
+{
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+  "end": 17,
+  "body": [
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+      "kind": "const"
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+  ],
+  "nonCodeMeta": {
+    "nonCodeNodes": {},
+    "start": []
+  }
+}
--- a/Show More
+++ b/Show More