minor #4589 PhpdocToReturnType - Add support for Foo[][] (SpacePossum)

This PR was merged into the 2.15 branch.

Discussion
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PhpdocToReturnType - Add support for Foo[][]

fixes point two of #4511

backport of fixes done in #4583 by @jg-development , thanks!

Commits
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35e96ed PhpdocToReturnType - Add support for Foo[][].

Author: keradus

src/DocBlock/Annotation.php

@@ -36,7 +36,7 @@ class Annotation
     (?<types>
         (?<type>
             (?<array>
-                (?&simple)\[\]
+                (?&simple)(\[\])*
             )
             |
             (?<simple>

tests/DocBlock/AnnotationTest.php

@@ -233,6 +233,10 @@ public function provideTypeParsingCases()
                 ' * @method int method()',
                 ['int'],
             ],
+            [
+                ' * @method Foo[][] method()',
+                ['Foo[][]'],
+            ],
             [
                 ' * @method int[] method()',
                 ['int[]'],

tests/Fixer/FunctionNotation/PhpdocToReturnTypeFixerTest.php

@@ -217,8 +217,10 @@ class Foo {
                 '<?php /** @return Foo[] */ function my_foo(): array {}',
                 '<?php /** @return Foo[] */ function my_foo() {}',
             ],
-            'skip array of array of types' => [
+            'array of array of types' => [
+                '<?php /** @return Foo[][] */ function my_foo(): array {}',
                 '<?php /** @return Foo[][] */ function my_foo() {}',
+                70000,
             ],
             'nullable array of types' => [
                 '<?php /** @return null|Foo[] */ function my_foo(): ?array {}',