name: deploy

on:
  push:
    tags:
      - 'v*.*.*'

jobs:

  linux-binaries:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2

    - name: Install stable
      uses: actions-rs/toolchain@v1
      with:
        profile: minimal
        toolchain: stable
        override: true

    - name: Build cbindgen
      run: |
        cargo build --release

    - name: Strip cbindgen
      run: |
        strip target/release/cbindgen

    - name: Handle release data and files
      id: tagName
      run: |
        VERSION=$(cargo pkgid | cut -d# -f2 | cut -d: -f2)
        echo "::set-output name=version::$VERSION"
        # Steps to extract the last release notes from CHANGES:
        #   1. Remove the first three lines
        #   2. Stop at the next heading level
        #   3. Remove the last line
        #   4. Deindent the bullet points to avoid a markdown code block
        tail -n +3 CHANGES | sed '/^##/q' |
        sed '$ d' | awk '{$1=$1};1' > CHANGES.txt

    - name: Create a release
      uses: softprops/action-gh-release@v1
      with:
        name: v${{ steps.tagName.outputs.version }}
        body_path: CHANGES.txt
        files: |
          target/release/cbindgen
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}