Add a new workflow to compare performance

.github/workflows/benchmark-compare.yml

@@ -0,0 +1,116 @@
+name: Benchmark
+
+# only one can tun at a time.
+# Actions access a common cache entry and may corrupt it.
+concurrency: cd-benchmark-compare-${{ github.ref }}
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  nodejs:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          # Get the entire git history to walk commit history on head branch
+          fetch-depth: 0
+          # Do not checkout merge commit
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "18"
+
+      - name: Install
+        run: yarn install --frozen-lockfile
+
+      - name: Run performance tests on node
+        run: yarn benchmark --local ./nodejs --noThrow ${{ github.event_name == 'push' }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Archive nodejs benchmark artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: nodejs-benchmark
+          path: nodejs
+
+  bun:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: latest
+
+      - name: Install Dependencies
+        run: bun install
+
+      - name: Run performance tests on bun
+        run: bun run --bun benchmark --local ./bun --noThrow ${{ github.event_name == 'push' }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Archive bun benchmark artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: bun-benchmark
+          path: bun
+
+  deno:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.x
+
+      - name: Install Dependencies
+        run: deno install
+
+      - name: Run performance tests on bun
+        run: deno run -A benchmark --local ./deno --noThrow ${{ github.event_name == 'push' }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Archive deno benchmark artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: deno-benchmark
+          path: deno
+
+  compare:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: "18"
+
+      - name: Install
+        run: yarn install --frozen-lockfile
+
+      - name: Download all benchmark artifacts
+        uses: actions/download-artifact@v4
+
+      - name: Run comparison
+        run: node --loader ts-node/esm ./src/cli/cli.ts cmp nodejs-benchmark deno-benchmark bun-benchmark