MbStrContainsRector

Author: Arshid

rules/Php80/NodeResolver/StrFalseComparisonResolver.php

@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Php80\NodeResolver;
+
+use PhpParser\Node\Expr\BinaryOp\Equal;
+use PhpParser\Node\Expr\BinaryOp\Identical;
+use PhpParser\Node\Expr\BinaryOp\NotEqual;
+use PhpParser\Node\Expr\BinaryOp\NotIdentical;
+use PhpParser\Node\Expr\FuncCall;
+use Rector\NodeNameResolver\NodeNameResolver;
+use Rector\PhpParser\Node\Value\ValueResolver;
+
+final readonly class StrFalseComparisonResolver
+{
+    public function __construct(
+        private ValueResolver $valueResolver,
+        private NodeNameResolver $nodeNameResolver
+    ) {
+    }
+
+    /**
+     * @param string[] $oldStrFuncNames
+     */
+    public function resolve(Identical | NotIdentical | Equal | NotEqual $expr, array $oldStrFuncNames): ?FuncCall
+    {
+        if ($this->valueResolver->isFalse($expr->left)) {
+            if (! $expr->right instanceof FuncCall) {
+                return null;
+            }
+
+            if (! $this->nodeNameResolver->isNames($expr->right, $oldStrFuncNames)) {
+                return null;
+            }
+
+            /** @var FuncCall $funcCall */
+            $funcCall = $expr->right;
+            return $funcCall;
+        }
+
+        if ($this->valueResolver->isFalse($expr->right)) {
+            if (! $expr->left instanceof FuncCall) {
+                return null;
+            }
+
+            if (! $this->nodeNameResolver->isNames($expr->left, $oldStrFuncNames)) {
+                return null;
+            }
+
+            /** @var FuncCall $funcCall */
+            $funcCall = $expr->left;
+            return $funcCall;
+        }
+
+        return null;
+    }
+}