lint.yml

name: Lint scripts

on:
  workflow_dispatch:
  pull_request:

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

jobs:

  Shellcheck:

    name: Shell script analysis
    runs-on: ubuntu-latest
    if: ${{ github.repository_owner == 'Armbian' }}
    steps:

       - name: Checkout repository
         uses: actions/checkout@v4

       - name: Get changed files
         id: changed-files
         uses: tj-actions/changed-files@v45

       - name: "Show which files we check"
         shell: bash {0}
         run: |
           echo "# Checked files:" >> $GITHUB_STEP_SUMMARY
           echo "${{ steps.changed-files.outputs.all_changed_files }}" | sed "s/ /\n/g" >> $GITHUB_STEP_SUMMARY

       - name: Environment variables
         run: sudo -E bash -c set

       - name: "Shellcheck lint error report in diff format"
         shell: bash {0}
         run: |

           if [[ -n "${{ steps.changed-files.outputs.all_changed_files }}" ]]; then
               FILES="${{ steps.changed-files.outputs.all_changed_files }}"
               for file in $FILES; do
                   if grep -qE "^#\!/.*bash" $file; then
                       shellcheck --severity=error $file || ret=$?
                   fi
               done
           else
               FILES="$(find . -name "*.sh" ! -path '*/.git*/*' -exec grep -Iq . {} \; -print)"
               for file in $FILES; do
                   if grep -qE "^#\!/.*bash" $file; then
                       shellcheck --severity=error $file || ret=$?
                   fi
               done
           fi
           exit $ret