Create container dynamic mapping

Author: akondas

extension.neon

@@ -1,5 +1,15 @@
 services:
 	-
-		class: Proget\PHPStan\Yii2\Reflection\BaseYiiMethodsClassReflectionExtension
-		tags:
-			- phpstan.broker.methodsClassReflectionExtension
+		class: Proget\PHPStan\Yii2\Type\ContainerDynamicMethodReturnTypeExtension
+		tags: [phpstan.broker.dynamicMethodReturnTypeExtension]
+
+	- Proget\PHPStan\Yii2\ServiceMap(%yii2.config_path%)
+parameters:
+    ignoreErrors:
+        - '#Access to an undefined property yii\\db\\ActiveRecord#'
+        - '#Call to an undefined method yii\\db\\ActiveRecord#'
+        - '#Call to an undefined method yii\\console\\Request#'
+        - '#Access to an undefined property yii\\console\\Request#'
+        - '#Call to an undefined method yii\\console\\Response#'
+        - '#Access to an undefined property yii\\console\\Response#'
+        - '#Method yii\\db\\ActiveQuery\:\:with\(\) invoked with#'

src/Reflection/BaseYiiMethodsClassReflectionExtension.php

@@ -0,0 +1,44 @@
+<?php
+declare(strict_types=1);
+
+
+namespace Proget\PHPStan\Yii2;
+
+
+use PhpParser\Node;
+
+final class ServiceMap
+{
+    /**
+     * @var string[]
+     */
+    private $services = [];
+
+    public function __construct(string $configPath)
+    {
+        if(!file_exists($configPath)) {
+            throw new \InvalidArgumentException(sprintf('Provided config path %s must exist', $configPath));
+        }
+        $config = require $configPath;
+        foreach ($config['container']['singletons'] as $id => $service) {
+            if(is_callable($service)) {
+                $reflection = new \ReflectionFunction($service);
+                if(!$reflection->hasReturnType()) {
+                    throw new \RuntimeException(sprintf('Please provide return type for %s service closure', $id));
+                }
+                $this->services[$id] = $reflection->getReturnType()->getName();
+            } else {
+                $this->services[$id] = $service['class'] ?? $service[0]['class'];
+            }
+        }
+    }
+
+    public function getServiceClassFromNode(Node $node): ?string
+    {
+        if($node instanceof Node\Scalar\String_ && isset($this->services[$node->value])) {
+            return $this->services[$node->value];
+        }
+
+        return null;
+    }
+}

src/Reflection/YiiMethodReflection.php

@@ -0,0 +1,51 @@
+<?php
+declare(strict_types=1);
+
+
+namespace Proget\PHPStan\Yii2\Type;
+
+
+use PhpParser\Node\Arg;
+use PhpParser\Node\Expr\MethodCall;
+use PHPStan\Analyser\Scope;
+use PHPStan\Reflection\MethodReflection;
+use PHPStan\Type\DynamicMethodReturnTypeExtension;
+use PHPStan\Type\ObjectType;
+use PHPStan\Type\Type;
+use Proget\PHPStan\Yii2\ServiceMap;
+
+final class ContainerDynamicMethodReturnTypeExtension implements DynamicMethodReturnTypeExtension
+{
+    /**
+     * @var ServiceMap
+     */
+    private $serviceMap;
+
+    public function __construct(ServiceMap $serviceMap)
+    {
+        $this->serviceMap = $serviceMap;
+    }
+
+    public function getClass(): string
+    {
+        return 'yii\di\Container';
+    }
+
+    public function isMethodSupported(MethodReflection $methodReflection): bool
+    {
+        return $methodReflection->getName() === 'get';
+    }
+
+    public function getTypeFromMethodCall(MethodReflection $methodReflection, MethodCall $methodCall, Scope $scope): Type
+    {
+        if(isset($methodCall->args[0]) && $methodCall->args[0] instanceof Arg) {
+            $serviceClass = $this->serviceMap->getServiceClassFromNode($methodCall->args[0]->value);
+            if($serviceClass !== null) {
+                return new ObjectType($serviceClass);
+            }
+        }
+
+        return $methodReflection->getReturnType();
+    }
+
+}