first commit

tests/phpstan/classes/Toolbox/UniformResourceLocatorExtension.php

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+<?php
+
+namespace PHPStan\Toolbox;
+
+use PhpParser\Node\Expr\MethodCall;
+use PHPStan\Analyser\Scope;
+use PHPStan\Reflection\MethodReflection;
+use PHPStan\Reflection\ParametersAcceptorSelector;
+use PHPStan\Type\DynamicMethodReturnTypeExtension;
+use PHPStan\Type\StringType;
+use PHPStan\Type\Type;
+use RocketTheme\Toolbox\ResourceLocator\UniformResourceLocator;
+
+/**
+ * Extension to handle UniformResourceLocator return types.
+ */
+class UniformResourceLocatorExtension implements DynamicMethodReturnTypeExtension
+{
+    /**
+     * @return string
+     */
+    public function getClass(): string
+    {
+        return UniformResourceLocator::class;
+    }
+
+    /**
+     * @param MethodReflection $methodReflection
+     * @return bool
+     */
+    public function isMethodSupported(MethodReflection $methodReflection): bool
+    {
+        return $methodReflection->getName() === 'findResource';
+    }
+
+    /**
+     * @param MethodReflection $methodReflection
+     * @param MethodCall $methodCall
+     * @param Scope $scope
+     * @return Type
+     */
+    public function getTypeFromMethodCall(MethodReflection $methodReflection, MethodCall $methodCall, Scope $scope): Type
+    {
+        $first = $methodCall->getArgs()[2] ?? false;
+        if ($first) {
+            return new StringType();
+        }
+
+        return ParametersAcceptorSelector::selectSingle($methodReflection->getVariants())->getReturnType();
+    }
+}