.github/workflows/benchmark.yml


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name: go benchmarks
on:
  push:
    branches:
      - main
  pull_request:

permissions:
  pull-requests: write
  contents: write

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  benchmark:
    name: benchmark regression check
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-go@v5
        with:
          go-version-file: 'go.mod'
      - name: Run benchmark
        run: make bench.txt
      - name: Download previous benchmark data
        uses: actions/cache@v4
        with:
          path: ./cache
          key: ${{ runner.os }}-benchmark
      - name: Store benchmark result
        uses: benchmark-action/github-action-benchmark@v1
        with:
          tool: 'go'
          output-file-path: bench.txt
          external-data-json-path: ./cache/benchmark-data.json
          fail-on-alert: true
          comment-on-alert: true
          comment-always: true
          github-token: ${{ secrets.GITHUB_TOKEN }}
          alert-threshold: "200%"