From e0eb85028d55ebab32be614631639c142b37daa6 Mon Sep 17 00:00:00 2001
From: Ondrej Mirtes <ondrej@mirtes.cz>
Date: Thu, 7 Dec 2023 10:09:32 +0100
Subject: [PATCH] TooWideMethodReturnTypehintRule - never report in a trait

---
 .../TooWideMethodReturnTypehintRule.php         |  3 +++
 .../data/tooWideMethodReturnType-private.php    | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/Rules/TooWideTypehints/TooWideMethodReturnTypehintRule.php b/src/Rules/TooWideTypehints/TooWideMethodReturnTypehintRule.php
index 45348f5dca..a3863ff6c0 100644
--- a/src/Rules/TooWideTypehints/TooWideMethodReturnTypehintRule.php
+++ b/src/Rules/TooWideTypehints/TooWideMethodReturnTypehintRule.php
@@ -32,6 +32,9 @@ public function getNodeType(): string
 
 	public function processNode(Node $node, Scope $scope): array
 	{
+		if ($scope->isInTrait()) {
+			return [];
+		}
 		$method = $node->getMethodReflection();
 		$isFirstDeclaration = $method->getPrototype()->getDeclaringClass() === $method->getDeclaringClass();
 		if (!$method->isPrivate()) {
diff --git a/tests/PHPStan/Rules/TooWideTypehints/data/tooWideMethodReturnType-private.php b/tests/PHPStan/Rules/TooWideTypehints/data/tooWideMethodReturnType-private.php
index aa3f6259a6..e454de2229 100644
--- a/tests/PHPStan/Rules/TooWideTypehints/data/tooWideMethodReturnType-private.php
+++ b/tests/PHPStan/Rules/TooWideTypehints/data/tooWideMethodReturnType-private.php
@@ -92,3 +92,20 @@ private function dolor6() {
 	}
 
 }
+
+trait FooTrait
+{
+
+	private function doFoo(): ?int
+	{
+		return 1;
+	}
+
+}
+
+class UsesFooTrait
+{
+
+	use FooTrait;
+
+}