[CodeQuality] Skip mix equal and identical on RepeatedOrEqualToInArrayRector (#7403)

* [CodeQuality] Skip mix equal and identical on RepeatedOrEqualToInArrayRector

* Fix

* Fix

* Fix

Author: samsonasik

rules-tests/CodeQuality/Rector/BooleanOr/RepeatedOrEqualToInArrayRector/Fixture/skip_mix_equal_and_identical.php.inc

@@ -0,0 +1,12 @@
+<?php
+
+namespace Rector\Tests\CodeQuality\Rector\BooleanOr\RepeatedOrEqualToInArrayRector\Fixture;
+
+final class SkipMixEqualAndIdentical
+{
+    public function demo()
+    {
+        $a = false;
+        var_dump($a == 'a' || $a == 'b' || $a === null);
+    }
+}

rules/CodeQuality/Rector/BooleanOr/RepeatedOrEqualToInArrayRector.php

@@ -106,7 +106,13 @@ public function refactor(Node $node): ?FuncCall
         $identicals = $this->betterNodeFinder->findInstanceOf($node, Identical::class);
         $equals = $this->betterNodeFinder->findInstanceOf($node, Equal::class);
 
-        if ($identicals !== [] && $equals === []) {
+        if ($identicals !== []) {
+            if ($equals !== []) {
+                // mix identical and equals, keep as is
+                // @see https://3v4l.org/24cFl
+                return null;
+            }
+
             $args[] = new Arg(new ConstFetch(new Name('true')));
         }