build.yml

name: build-CI

# Controls when the action will run. Triggers the workflow on push or pull request
# events but only for the master branch
on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This workflow contains a single job called "build"
  build:
    # The type of runner that the job will run on
    runs-on: ubuntu-latest

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - uses: actions/checkout@v2

      - uses: actions/cache@v2
        id: cache
        with:
          path: |
            ./tmp/
          key: ${{ runner.os }}-${{ hashFiles('**/*.tex') }}-${{ hashFiles('**/*.bib') }}

      - name: LaTeX linter
        uses: colinaaa/chktex-action@v1.1.1
        continue-on-error: true

      - name: Compile LaTeX document
        if: steps.cache.outputs.cache-hit != 'true'
        uses: xu-cheng/latex-action@v2
        with:
          root_file: book.tex
          latexmk_use_xelatex: true

      - uses: actions/upload-artifact@v2
        with:
          name: book-output
          path: ./tmp/book.pdf
          if-no-files-found: ignore