release.yml

name: Release

on:
  push:
    branches:
      - main

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout main branch
        uses: actions/checkout@master
      - name: Get version
        run: echo "version=v$(head -n1 CHANGELOG.md | sed -En 's/# v([[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+).*/\1/p')" >> "$GITHUB_OUTPUT"
        id: version
      - name: Merge files
        run: |
          files=$(grep require_relative lib/input.rb | sed -En "s/require_relative\s+'(\w+\.rb)'/\1/p")
          echo "# dr-input $VERSION" >> input.rb
          echo "# MIT Licensed" >> input.rb
          echo "# Copyright (c) 2024 Marc Heiligers" >> input.rb
          echo "# See https://github.com/marcheiligers/dr-input" >> input.rb
          echo "" >> input.rb
          echo "module Input; DEVELOPMENT = false; VERSION = '$VERSION'; end" >> input.rb
          echo "" >> input.rb
          grep -v -E "(require_relative|DEVELOPMENT)" lib/input.rb >> input.rb
          for file in ${files}
          do
            cat "lib/${file}" >> input.rb
            echo "" >> input.rb
          done
        shell: bash
        env:
          VERSION: ${{ steps.version.outputs.version }}
      - name: Get changelog
        run: |
          num=$(echo $(grep -n -m 2 -w "#" CHANGELOG.md | cut -d: -f1 | tail -n1) - 2 | bc)
          {
            echo "changelog<<EOF"
            head -n$num CHANGELOG.md
            echo "EOF"
          } >> "$GITHUB_OUTPUT"
        id: changelog
      - name: Create release
        uses: softprops/action-gh-release@v2
        with:
          draft: false
          prerelease: false
          name: ${{ steps.version.outputs.version }}
          tag_name: ${{ steps.version.outputs.version }}
          body: ${{ steps.changelog.outputs.changelog }}
          files: input.rb
          token: ${{ secrets.GITHUB_TOKEN }}