Use pcov only when calculating coverage (#440)

Author: kubawerlos

.editorconfig

@@ -4,3 +4,6 @@ insert_final_newline = true
 indent_style = space
 indent_size = 4
 trim_trailing_whitespace = true
+
+[*.yaml]
+indent_size = 2

.github/workflows/ci.yaml

@@ -28,8 +28,8 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest, windows-latest]
-        php-version: ['7.4']
+        os: [ macos-latest, ubuntu-latest, windows-latest ]
+        php-version: [ '7.4' ]
         include:
           - os: ubuntu-latest
             php-version: '7.2'
@@ -41,17 +41,26 @@ jobs:
           - os: ubuntu-latest
             php-version: '8.0'
             composer_flags: '--ignore-platform-reqs'
+
     runs-on: ${{ matrix.os }}
+
     steps:
       - name: Checkout
         uses: actions/checkout@v2
 
+      - name: Get code coverage driver
+        uses: actions/[email protected]
+        id: coverage-driver
+        with:
+          script: 'return "${{ matrix.os }}" == "ubuntu-latest" && "${{ matrix.php-version }}" == "7.4" ? "pcov" : "none"'
+          result-encoding: string
+
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php-version }}
           ini-values: pcov.directory=$GITHUB_WORKSPACE
-          coverage: pcov
+          coverage: ${{ steps.coverage-driver.outputs.result }}
 
       - name: Get Composer data directory
         id: composer-data
@@ -78,17 +87,17 @@ jobs:
       - name: Install dependencies
         run: composer update --no-progress ${{ matrix.composer_flags }}
 
-      - name: Test
+      - name: Run tests
         run: composer test -- --coverage-clover=./build/logs/clover.xml
 
       - name: Upload coverage results to Coveralls
-        if: matrix.os == 'ubuntu-latest' && matrix.php-version == '7.4'
+        if: steps.coverage-driver.outputs.result != 'none'
         env:
           COVERALLS_REPO_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          composer require --dev twinh/php-coveralls
+          composer require --dev php-coveralls/php-coveralls --quiet
           ./vendor/bin/php-coveralls --verbose
 
       - name: Run Infection
-        if: matrix.os == 'ubuntu-latest' && matrix.php-version == '7.4'
+        if: steps.coverage-driver.outputs.result != 'none'
         run: composer infection