lint.yml

name: ChkTeX

on:
  pull_request:
    branches:
      - master
      - main

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - name: Checking out repository
      uses: actions/checkout@v4
    - name: LaTeX linter (chktex)
      uses: dpo/chktex-action@main
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    - name: Build comment
      id: build-comment
      uses: actions/github-script@v6
      with:
        github-token: ${{ github.token }}
        result-encoding: string
        script: |
          const fs = require('fs');
          return "<details>\n<summary>Chktex output</summary>\n\n```\n" + fs.readFileSync("${{ github.workspace }}/chktex_output.txt", "utf8").toString() + "\n```\n</details>";
    - name: Comment in PR
      uses: thollander/actions-comment-pull-request@v2
      with:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        message: ${{ steps.build-comment.outputs.result }}