[TypeDeclaration] Skip key has bracket {}[] on ArrayShapeFromConstantArrayReturnRector (#1968)

* [TypeDeclaration] Skip key has bracket {}[] on ArrayShapeFromConstantArrayReturnRector

* more test

* final touch: using \W regex

* add unicode support

* update url regex

* final touch: regex name

* final touch: skip empty string key

* really final touch: re-use variable

rules-tests/TypeDeclaration/Rector/ClassMethod/ArrayShapeFromConstantArrayReturnRector/Fixture/skip_bracket_keys.php.inc

@@ -0,0 +1,11 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ArrayShapeFromConstantArrayReturnRector\Fixture;
+
+final class SkipBracketKeys
+{
+    public function run(string $name)
+    {
+        return ['{someKey}' => $name, '[someKey]' => $name];
+    }
+}

rules-tests/TypeDeclaration/Rector/ClassMethod/ArrayShapeFromConstantArrayReturnRector/Fixture/skip_empty_string_key.php.inc

@@ -0,0 +1,11 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ArrayShapeFromConstantArrayReturnRector\Fixture;
+
+final class SkipEmptyStringKey
+{
+    public function run(string $name)
+    {
+        return ['' => $name];
+    }
+}

rules-tests/TypeDeclaration/Rector/ClassMethod/ArrayShapeFromConstantArrayReturnRector/Fixture/skip_key_has_at.php.php.inc

@@ -0,0 +1,11 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ArrayShapeFromConstantArrayReturnRector\Fixture;
+
+final class SkipKeyHasAt
+{
+    public function run(string $name)
+    {
+        return ['some@key' => $name];
+    }
+}

rules-tests/TypeDeclaration/Rector/ClassMethod/ArrayShapeFromConstantArrayReturnRector/Fixture/unicode_key.php.inc

@@ -0,0 +1,30 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ArrayShapeFromConstantArrayReturnRector\Fixture;
+
+final class UnicodeKey
+{
+    public function run(string $name)
+    {
+        return ['äÄ' => $name];
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\ArrayShapeFromConstantArrayReturnRector\Fixture;
+
+final class UnicodeKey
+{
+    /**
+     * @return array{äÄ: string}
+     */
+    public function run(string $name)
+    {
+        return ['äÄ' => $name];
+    }
+}
+
+?>

rules/TypeDeclaration/Rector/ClassMethod/ArrayShapeFromConstantArrayReturnRector.php

@@ -17,6 +17,7 @@ use PHPStan\Type\UnionType;
 use Rector\BetterPhpDocParser\PhpDocManipulator\PhpDocTypeChanger;
 use Rector\BetterPhpDocParser\ValueObject\Type\SpacingAwareArrayTypeNode;
 use Rector\Core\Rector\AbstractRector;
+use Rector\Core\Util\StringUtils;
 use Rector\NodeTypeResolver\Node\AttributeKey;
 use Rector\PHPStanStaticTypeMapper\Enum\TypeKind;
 use Symplify\Astral\TypeAnalyzer\ClassMethodReturnTypeResolver;
@@ -29,9 +30,10 @@ use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
 final class ArrayShapeFromConstantArrayReturnRector extends AbstractRector
 {
     /**
-     * @var string[]
+     * @see https://regex101.com/r/WvUD0m/2
+     * @var string
      */
-    private const SKIPPED_CHARS = [':', '@'];
+    private const SKIPPED_CHAR_REGEX = '#\W#u';
 
     public function __construct(
         private readonly ClassMethodReturnTypeResolver $classMethodReturnTypeResolver,
@@ -148,10 +150,14 @@ CODE_SAMPLE
                 continue;
             }
 
-            foreach (self::SKIPPED_CHARS as $skippedChar) {
-                if (str_contains($type->getValue(), $skippedChar)) {
-                    return true;
-                }
+            $value = $type->getValue();
+
+            if (trim($value) === '') {
+                return true;
+            }
+
+            if (StringUtils::isMatch($value, self::SKIPPED_CHAR_REGEX)) {
+                return true;
             }
         }