style.yml

name: Check Style 🎨

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

concurrency:
  group: style-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  style:
    name: Check code style 🧑‍🎨
    runs-on: ubuntu-latest
    if: >
      !contains(github.event.commits[0].message, '[skip stylecheck]')
        && github.event.pull_request.draft == false

    steps:
      - uses: actions/checkout@v3
        with:
          path: ${{ github.event.repository.name }}
          fetch-depth: 0

      - uses: r-lib/actions/setup-r@v2
        with:
          use-public-rspm: true

      - name: Install styler 🖌️
        run: install.packages(c("styler", "knitr", "roxygen2"), repos = "https://cloud.r-project.org")
        shell: Rscript {0}

      - name: Run styler 🖼️
        run: |
          detect <- styler::style_pkg(dry = "on")
          if (TRUE %in% detect$changed) {
            problems <- subset(detect$file, detect$changed == T)
            cat(paste("Styling errors found in", length(problems), "files\n"))
            cat("Please run `styler::style_pkg()` to fix the style\n")
            quit(status = 1)
          }
        shell: Rscript {0}
        working-directory: ${{ github.event.repository.name }}