Add PhpFunctionFromParserNodeReflection::isMethodOrPropertyHook()

Author: ondrejmirtes

src/Reflection/Php/PhpFunctionFromParserNodeReflection.php

@@ -75,6 +75,14 @@ public function __construct(
 		$this->functionLike = $functionLike;
 	}
 
+	/**
+	 * @phpstan-assert-if-true PhpMethodFromParserNodeReflection $this
+	 */
+	public function isMethodOrPropertyHook(): bool
+	{
+		return $this instanceof PhpMethodFromParserNodeReflection;
+	}
+
 	protected function getFunctionLike(): FunctionLike
 	{
 		return $this->functionLike;

tests/PHPStan/Analyser/nsrt/scope-function-method.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ScopeFunctionInMethod;
+
+use PHPStan\Analyser\Scope;
+use PHPStan\Reflection\Php\PhpFunctionFromParserNodeReflection;
+use PHPStan\Reflection\Php\PhpMethodFromParserNodeReflection;
+use function PHPStan\Testing\assertType;
+
+class SomeRule
+{
+
+	public function doFoo(Scope $scope): void
+	{
+		$function = $scope->getFunction();
+		if ($function === null) {
+			return;
+		}
+
+		assertType(PhpFunctionFromParserNodeReflection::class, $function);
+
+		if ($function->isMethodOrPropertyHook()) {
+			assertType(PhpMethodFromParserNodeReflection::class, $function);
+		} else {
+			assertType(PhpFunctionFromParserNodeReflection::class . '~' . PhpMethodFromParserNodeReflection::class, $function);
+		}
+	}
+
+}