Add check-dist.yml

Author: brcrista

.github/workflows/check-dist.yml

@@ -0,0 +1,51 @@
+# `dist/index.js` is a special file in Actions.
+# When you reference an action with `uses:` in a workflow,
+# `index.js` is the code that will run.
+# For our project, we generate this file through a build process from other source files.
+# We need to make sure the checked-in `index.js` actually matches what we expect it to be.
+name: Check dist/
+
+on:
+ push:
+ branches:
+ - main
+ paths-ignore:
+ - '**.md'
+ pull_request:
+ paths-ignore:
+ - '**.md'
+ workflow_dispatch:
+
+jobs:
+ check-dist:
+ runs-on: ubuntu-latest
+
+ steps:
+ - uses: actions/checkout@v2
+
+ - name: Set Node.js 12.x
+ uses: actions/setup-node@v1
+ with:
+ node-version: 12.x
+
+ - name: Install dependencies
+ run: npm ci
+
+ - name: Rebuild the dist/ directory
+ run: npm run build
+
+ - name: Compare the expected and actual dist/ directories
+ run: |
+ if [ "$(git diff --ignore-space-at-eol dist/ | wc -l)" -gt "0" ]; then
+ echo "Detected uncommitted changes after build. See status below:"
+ git diff
+ exit 1
+ fi
+ id: diff
+
+ # If index.js was different than expected, upload the expected version as an artifact
+ - uses: actions/upload-artifact@v2
+ if: ${{ failure() && steps.diff.conclusion == 'failure' }}
+ with:
+ name: dist
+ path: dist/