chore: merge upstream changes

Author: TiSiE

.gitattributes

@@ -3,3 +3,4 @@ test export-ignore
 .gitattributes export-ignore
 phpunit.xml* export-ignore
 phpcs.xml export-ignore
+.github export-ignore

.github/workflows/tests.yml

@@ -0,0 +1,33 @@
+name: Tests
+on:
+  pull_request:
+    branches:
+      - '**.x'
+  push:
+    branches:
+      - '**.x'
+jobs:
+  testing:
+    name: PHP ${{ matrix.php }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php: [7.2, 7.3, 7.4]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup PHP with composer
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools: composer
+
+      - name: Install dependencies
+        run: composer install
+
+      - name: Lint syntax / code convention
+        run: composer lint
+
+      - name: Run unit tests
+        run: composer test

composer.json

@@ -31,7 +31,7 @@
     "test": "vendor/bin/phpunit",
     "test-coverage-clover": "vendor/bin/phpunit --coverage-clover=coverage.clover.xml",
     "test-coverage-html": "vendor/bin/phpunit --coverage-html=test/coverage",
-    "lint": "vendor/bin/phpcs --standard=phpcs.xml src/*"
+    "lint": "vendor/bin/phpcs -v --standard=phpcs.xml src/*"
   },
   "scripts-descriptions": {
     "test": "Runs the phpunit testsuite",

src/TestCase/SetupTargetTrait.php

@@ -129,7 +129,7 @@ private function setupTarget(): void
         $nameParts = explode(' ', $this->getName());
         $name      = reset($nameParts);
         $set       = end($nameParts);
-        $set       = '#' == $set{0} || '"' == $set{0} ? trim($set, '"') : '';
+        $set       = '#' == $set[0] || '"' == $set[0] ? trim($set, '"') : '';
 
         foreach ($specs as $spec) {
             $for = isset($spec['for']) ? (array) $spec['for'] : ['*'];

src/Utils/Instance.php

@@ -75,7 +75,7 @@ public static function create($fqcn, ...$arguments): object
             );
         }
 
-        if ('!' == $fqcn{0}) {
+        if ('!' == $fqcn[0]) {
             return self::reflection(substr($fqcn, 1));
         }
 
@@ -143,7 +143,7 @@ public static function withMappedArguments($fqcn, $arguments, ?object $context =
                     break;
 
                 // '@function'
-                case is_string($value) && '@' == $value{0}:
+                case is_string($value) && '@' == $value[0]:
                     $callback = ltrim($value, '@');
                     break;
 

src/Utils/Target.php

@@ -69,7 +69,7 @@ public static function get(
                 return $target;
             }
 
-            if (!$forceObject && is_string($target) && '!' != $target{0}) {
+            if (!$forceObject && is_string($target) && '!' != $target[0]) {
                 return $target;
             }