Make changes compatible with phpstan 1 + 2

composer.json

@@ -21,11 +21,11 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^8 || ^9",
-        "phpstan/phpstan": "^2.0",
-        "phpstan/phpstan-strict-rules": "^2.0"
+        "phpstan/phpstan": "^1.12 || ^2",
+        "phpstan/phpstan-strict-rules": "^1 || ^2"
     },
     "conflict": {
-        "phpstan/phpstan": "<2.0"
+        "phpstan/phpstan": "<1.11.10"
     },
     "autoload": {
         "psr-4": {

src/PHPStan/PregMatchTypeSpecifyingExtension.php

@@ -93,13 +93,24 @@ public function specifyTypes(MethodReflection $methodReflection, StaticCall $nod
             $context = $context->negate();
         }
 
-        $typeSpecifier = $this->typeSpecifier->create(
+        if (method_exists('PHPStan\Analyser\SpecifiedTypes', 'setRootExpr')) {
+            $typeSpecifier = $this->typeSpecifier->create(
+                $matchesArg->value,
+                $matchedType,
+                $context,
+                $scope
+            )->setRootExpr($node);
+
+            return $overwrite ? $typeSpecifier->setAlwaysOverwriteTypes() : $typeSpecifier;
+        }
+
+        return $this->typeSpecifier->create(
             $matchesArg->value,
             $matchedType,
             $context,
-            $scope
-        )->setRootExpr($node);
-
-        return $overwrite ? $typeSpecifier->setAlwaysOverwriteTypes() : $typeSpecifier;
+            $overwrite,
+            $scope,
+            $node
+        );
     }
 }