[TypeDeclaration] Skip callable on AddArrayParamDocTypeRector (#815)

phpstan.neon

@@ -421,6 +421,7 @@ parameters:
 
         - '#Class with base "StaticTypeMapper" name is already used in "Rector\\StaticTypeMapper\\StaticTypeMapper", "Rector\\PHPStanStaticTypeMapper\\TypeMapper\\StaticTypeMapper"\. Use unique name to make classes easy to recognize#'
         - '#Class with base "UnionTypeMapper" name is already used in "Rector\\StaticTypeMapper\\PhpDocParser\\UnionTypeMapper", "Rector\\PHPStanStaticTypeMapper\\TypeMapper\\UnionTypeMapper"\. Use unique name to make classes easy to recognize#'
+        - '#Class with base "UnionTypeMapper" name is already used in "Rector\\PHPStanStaticTypeMapper\\TypeMapper\\UnionTypeMapper", "Rector\\StaticTypeMapper\\PhpDocParser\\UnionTypeMapper"\. Use unique name to make classes easy to recognize#'
 
         # allowed for ease api
         -
@@ -525,3 +526,8 @@ parameters:
                 - rules/Php74/Rector/LNumber/AddLiteralSeparatorToNumberRector.php
 
         - '#^Cognitive complexity for "Rector\\CodingStyle\\Naming\\NameRenamer\:\:renameNameNode\(\)" is 13, keep it under 9$#'
+
+        -
+            message: '#The string value "" is repeated 6 times\. Refactor to enum to avoid typos and make clear allowed values#'
+            paths:
+                - packages/BetterPhpDocParser/PhpDocManipulator/PhpDocTagRemover.php #45

rules-tests/TypeDeclaration/Rector/ClassMethod/AddArrayParamDocTypeRector/Fixture/skip_callable.php.inc

@@ -0,0 +1,16 @@
+<?php
+
+namespace Rector\Tests\TypeDeclaration\Rector\ClassMethod\AddArrayParamDocTypeRector\Fixture;
+
+final class SkipCallable
+{
+    /**
+     * @var callable
+     */
+    private $callable;
+
+    public function __construct(callable $callable)
+    {
+        $this->callable = $callable;
+    }
+}

rules/TypeDeclaration/Rector/ClassMethod/AddArrayParamDocTypeRector.php

@@ -8,6 +8,7 @@
 use PhpParser\Node\Param;
 use PhpParser\Node\Stmt\ClassMethod;
 use PHPStan\Type\ArrayType;
+use PHPStan\Type\CallableType;
 use PHPStan\Type\MixedType;
 use PHPStan\Type\NullType;
 use PHPStan\Type\ObjectType;
@@ -107,6 +108,10 @@ public function refactor(Node $node): ?Node
                 continue;
             }
 
+            if ($paramType instanceof CallableType) {
+                continue;
+            }
+
             if ($this->paramAnalyzer->isNullable($param) && ! $paramType instanceof UnionType) {
                 $paramType = new UnionType([$paramType, new NullType()]);
             }