Improve condition on prefer-lowest

Author: gmazzap

.github/workflows/php-qa.yml

@@ -3,12 +3,12 @@ on: [push, pull_request]
 jobs:
     QA:
         runs-on: ubuntu-latest
-        if: "!contains(github.event.head_commit.message, 'ci skip')"
+        if: ${{ !contains(github.event.head_commit.message, 'ci skip') }}
 
         strategy:
             matrix:
                 php: ['7.0', '7.1', '7.2', '7.3', '7.4']
-                prefer:
+                prefer-lowest:
                   - " --prefer-lowest"
                   - ""
                 ignore-platform:
@@ -35,24 +35,24 @@ jobs:
               run: find ./src/ ./tests/src/ ./tests/cases/ -type f -name '*.php' -print0 | xargs -0 -L 1 -P 4 -- php -l
 
             - name: Install dependencies
-              run: composer update -q -n -a --no-progress --prefer-dist${{ matrix.prefer }}${{ matrix.ignore-platform }}
+              run: composer update -q -n -a --no-progress --prefer-dist${{ matrix.prefer-lowest }}${{ matrix.ignore-platform }}
 
             - name: Run unit tests (>= 7.3)
-              if: ${{ matrix.php >= 7.3 }}
+              if: ${{ (matrix.php >= 7.3) && (matrix.prefer-lowest == '') }}
               run: ./vendor/bin/phpunit --migrate-configuration
 
             - name: Run unit tests (< 7.3)
               if: ${{ matrix.php-versions < 7.3 }}
               run: ./vendor/bin/phpunit
 
             - name: Check code styles
-              if: ${{ matrix.php == '7.4' }}
+              if: ${{ (matrix.php == '7.4') && (matrix.prefer-lowest == '') }}
               run: ./vendor/bin/phpcs
 
             - name: Check cross-version PHP compatibility
-              if: ${{ matrix.php == '7.4' }}
+              if: ${{ (matrix.php == '7.4') && (matrix.prefer-lowest == '') }}
               run: composer phpcompat
 
             - name: Check Psalm
-              if: ${{ matrix.php == '7.4' }}
+              if: ${{ (matrix.php == '7.4') && (matrix.prefer-lowest == '') }}
               run: ./vendor/bin/psalm