Migrate from jest to vitest (wip)

.eslintrc.js

@@ -12,7 +12,6 @@ module.exports = {
   env: {
     es6: true,
     node: true,
-    jest: true
   },
   extends: [
     'tjw-base',

.github/workflows/node.js.yml

@@ -1,6 +1,3 @@
-# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
-# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
-
 name: Build Status
 
 on:
@@ -9,6 +6,10 @@ on:
   pull_request:
     branches: [ main ]
 
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
 
@@ -18,18 +19,23 @@ jobs:
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
         node-version: [8.3.0, 18.x]
-
+      fail-fast: false
     steps:
-    - uses: actions/checkout@v2
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
-      with:
-        node-version: ${{ matrix.node-version }}
+    - name: Checkout repository
+      uses: actions/[email protected]
+    - name: Setup Node
+      uses: volta-cli/[email protected]
+    - name: Switch Node version
+      run: volta pin node@${{ matrix.node-version }}
+    - name: Node.js version
+      run: node -v
+    - if: ${{ matrix.node-version == '18.x' }}
+      run: npm -v
 
     # Node 8.3.0 comes with npm 5.3.0.
     # npm 5.7.1 is the first version to support npm ci
     - if: ${{ matrix.node-version != '18.x' }}
-      run: npm install -g [email protected]
+      run: volta pin [email protected]
 
     - run: npm install
     - run: npm run e2e
@@ -41,4 +47,3 @@ jobs:
     # ESLint 7+ uses `} catch {` which isn't supported in Node 8
     - if: ${{ matrix.node-version == '18.x' }}
       run: npm run lint
-