php-ast-changed/action.yml at main · snow-actions/php-ast-changed · GitHub

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name: 'PHP AST Changed'
description: 'Check if PHP AST have been changed in a pull request'

inputs:
  php-version:
    description: 'PHP version https://github.com/shivammathur/setup-php#tada-php-support'
    required: false
    default: '8.1'
  ast-version:
    description: 'AST version https://github.com/nikic/php-ast#ast-versioning'
    required: false
    default: '85'

outputs:
  changed:
    description: 'AST of *.php files have changed: "true" (string), not changed: "false" (string)'
    value: ${{ steps.diff.outputs.exists }}

runs:
  using: 'composite'
  steps:
    # setup
    - uses: shivammathur/setup-php@v2
      with:
        php-version: ${{ inputs.php-version }}
        extensions: ast

    # paths
    - uses: actions/checkout@v3
      with:
        ref: ${{ github.head_ref }}
    - name: Download util.php
      run: |
        <?php
        declare(strict_types=1);

        $php_ast_version = phpversion('ast');
        $url = "https://raw.githubusercontent.com/nikic/php-ast/v{$php_ast_version}/util.php";
        echo $url;

        $contents = file_get_contents($url);
        file_put_contents('util.php', $contents);
      shell: php {0}
    - run: git fetch --depth=1 --no-tags origin +refs/heads/${{ github.base_ref }}:refs/remotes/origin/${{ github.base_ref }}
      shell: bash
    - run: git diff --name-only origin/${{ github.base_ref }} -- '*.php' > ${GITHUB_ACTION_PATH}/paths
      shell: bash
    - run: cat ${GITHUB_ACTION_PATH}/paths
      shell: bash

    # head
    - run: php ${GITHUB_ACTION_PATH}/php-ast-hashes.php ${version} ${GITHUB_ACTION_PATH}/paths ${GITHUB_ACTION_PATH}/head
      env:
        version: ${{ inputs.ast-version }}
      shell: bash
    - run: cat ${GITHUB_ACTION_PATH}/head
      shell: bash

    # base
    - run: git switch ${{ github.base_ref }}
      shell: bash
    - run: php ${GITHUB_ACTION_PATH}/php-ast-hashes.php ${version} ${GITHUB_ACTION_PATH}/paths ${GITHUB_ACTION_PATH}/base
      env:
        version: ${{ inputs.ast-version }}
      shell: bash
    - run: cat ${GITHUB_ACTION_PATH}/base
      shell: bash

    # check
    - id: diff
      run: |
        if diff ${GITHUB_ACTION_PATH}/base ${GITHUB_ACTION_PATH}/head; then
          echo "::set-output name=exists::false"
        else
          echo "::set-output name=exists::true"
        fi
      shell: bash

branding:
  icon: 'alert-octagon'
  color: 'gray-dark'