Implement R and Python linter #9
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| name: Lint | |
| on: | |
| push: | |
| branches: [main] | |
| pull_request: | |
| branches: [main] | |
| jobs: | |
| # detect which languages are present | |
| detect: | |
| runs-on: ubuntu-latest | |
| outputs: | |
| has-python: ${{ steps.check.outputs.has-python }} | |
| has-r: ${{ steps.check.outputs.has-r }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Detect languages | |
| id: check | |
| run: | | |
| if find . -name "*.py" ! -path "./.git/*" | grep -q .; then | |
| echo "has-python=true" >> $GITHUB_OUTPUT | |
| else | |
| echo "has-python=false" >> $GITHUB_OUTPUT | |
| fi | |
| if find . \( -name "*.R" -o -name "*.Rmd" -o -name "*.r" -o -name "*.qmd" \) ! -path "./.git/*" | grep -q .; then | |
| echo "has-r=true" >> $GITHUB_OUTPUT | |
| else | |
| echo "has-r=false" >> $GITHUB_OUTPUT | |
| fi | |
| lint-python: | |
| needs: detect | |
| if: needs.detect.outputs.has-python == 'true' | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - uses: astral-sh/ruff-action@v3 | |
| with: | |
| args: "check ." | |
| lint-r: | |
| needs: detect | |
| if: needs.detect.outputs.has-r == 'true' | |
| runs-on: ubuntu-latest | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - uses: r-lib/actions/setup-r@v2 | |
| with: | |
| use-public-rspm: true | |
| - name: Install lintr | |
| run: Rscript -e "install.packages('lintr', repos = 'https://cloud.r-project.org')" | |
| - name: Lint R files | |
| run: | | |
| Rscript -e " | |
| issues <- lintr::lint_dir('.', linters = list( | |
| lintr::object_usage_linter(), | |
| lintr::assignment_linter() | |
| )) | |
| if (length(issues) > 0) { | |
| print(issues) | |
| quit(status = 1) | |
| } else { | |
| message('No linting issues found.') | |
| } | |
| " |