August 2025 maintenance

.github/workflows/build-lambda-function.yml

@@ -6,11 +6,14 @@ jobs:
     name: Compile TypeScript
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+      - name: Enable corepack
+        run: corepack enable
       - name: Use Node.js
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
-          node-version: '18'
+          node-version: 22
+          cache: yarn
       - name: Compile TypeScript
         run: scripts/build-lambda-grader.sh
       - uses: actions/upload-artifact@v3
@@ -22,11 +25,11 @@ jobs:
     name: Build native modules
     needs: tsc
     runs-on: ubuntu-latest
-    container: amazon/aws-lambda-nodejs:18
+    container: amazon/aws-lambda-nodejs:22
     steps:
       - name: install git and tar
         run: yum install -y git tar bzip2 zip
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/download-artifact@v3
         with:
           name: build-lambda

.github/workflows/build-xvfb-layer.yml

@@ -5,9 +5,9 @@ jobs:
   xvfb:
     name: Build Xvfb
     runs-on: ubuntu-latest
-    container: amazon/aws-lambda-nodejs:16
+    container: amazon/aws-lambda-nodejs:22
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Build Xvfb
         run: scripts/build-lambda-xvfb.sh
       - uses: actions/upload-artifact@v3

.node-version

@@ -0,0 +1 @@
+22.14.0

package.json

@@ -9,11 +9,12 @@
     "test": "cross-env TIMEOUT=2000 jest --env=node",
     "test-coveralls": "scripts/ci.sh"
   },
+  "packageManager": "[email protected]+sha1.ac34549e6aa8e7ead463a7407e1c7390f61a6610",
   "dependencies": {
     "fast-levenshtein": "^3.0.0",
     "js-slang": "^1.0.82",
     "lodash": "4.17.21",
-    "node-canvas-webgl": "^0.2.6"
+    "node-canvas-webgl": "^0.3.0"
   },
   "devDependencies": {
     "@types/jest": "^28.1.6",
@@ -23,10 +24,11 @@
     "cross-zip-cli": "^1.0.0",
     "jest": "^28.1.3",
     "ts-jest": "^28.0.7",
-    "typescript": "^5.8.3"
+    "typescript": "^5.9.2"
   },
   "resolutions": {
-    "**/gl": "^6.0.2"
+    "canvas": "^3.1.2",
+    "gl": "^8.0.2"
   },
   "jest": {
     "collectCoverageFrom": [

src/index.ts

@@ -1,14 +1,14 @@
 import { createContext, runInContext, Result as SourceResult } from 'js-slang'
-import { stringify } from 'js-slang/dist/utils/stringify'
-import { SourceError, Context, Frame, Value, Variant } from 'js-slang/dist/types'
 import {
+  defineSymbol,
   ensureGlobalEnvironmentExist,
-  importBuiltins,
-  defineSymbol
+  importBuiltins
 } from 'js-slang/dist/createContext'
+import { Context, Frame, SourceError, Value, Variant } from 'js-slang/dist/types'
+import { stringify } from 'js-slang/dist/utils/stringify'
 
-import { setupLambdaXvfb } from './setupXvfb'
 import { loadCurves, loadRunes } from './graphicsLoader'
+import { setupLambdaXvfb } from './setupXvfb'
 
 const externals: any = {}
 Object.assign(externals, require('./tree.js'))

src/setupXvfb.ts

@@ -1,6 +1,6 @@
-import { promisify } from 'util'
-import { chmod, copyFile, stat } from 'fs'
 import { spawn } from 'child_process'
+import { chmod, copyFile, stat } from 'fs'
+import { promisify } from 'util'
 
 const chmodAsync = promisify(chmod)
 const copyAsync = promisify(copyFile)