add request container

src/ZM/Container/Container.php

@@ -0,0 +1,79 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ZM\Container;
+
+use ReflectionException;
+
+class Container extends WorkerContainer
+{
+    /**
+     * 父容器
+     *
+     * @var ContainerInterface
+     */
+    protected $parent;
+
+    /**
+     * @param ContainerInterface $parent 父容器
+     */
+    public function __construct(ContainerInterface $parent)
+    {
+        $this->parent = $parent;
+    }
+
+    /**
+     * 获取父容器
+     */
+    public function getParent(): ContainerInterface
+    {
+        return $this->parent;
+    }
+
+    /**
+     * Returns true if the container can return an entry for the given identifier.
+     * Returns false otherwise.
+     *
+     * `has($id)` returning true does not mean that `get($id)` will not throw an exception.
+     * It does however mean that `get($id)` will not throw a `NotFoundExceptionInterface`.
+     *
+     * @param string $id identifier of the entry to look for
+     */
+    public function has(string $id): bool
+    {
+        return $this->bound($id) || $this->parent->has($id);
+    }
+
+    /**
+     * 获取一个绑定的实例
+     *
+     * @param  string                   $abstract   类或接口名
+     * @param  array                    $parameters 参数
+     * @throws EntryResolutionException
+     * @throws ReflectionException
+     * @return mixed                    实例
+     */
+    public function make(string $abstract, array $parameters = [])
+    {
+        if (isset($this->shared[$abstract])) {
+            return $this->shared[$abstract];
+        }
+
+        // 此类没有，父类有，则从父类中获取
+        if (!$this->bound($abstract) && $this->parent->bound($abstract)) {
+            return $this->parent->make($abstract, $parameters);
+        }
+
+        return parent::make($abstract, $parameters);
+    }
+
+    /**
+     * 清除所有绑定和实例
+     */
+    public function flush(): void
+    {
+        parent::flush();
+        $this->parent->flush();
+    }
+}

tests/ZM/Container/ContainerTest.php

@@ -0,0 +1,30 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\ZM\Container;
+
+use PHPUnit\Framework\TestCase;
+use ZM\Container\Container;
+use ZM\Container\WorkerContainer;
+
+/**
+ * @internal
+ */
+class ContainerTest extends TestCase
+{
+    public function testInherit(): void
+    {
+        $worker_container = new WorkerContainer();
+        $worker_container->instance('foo', 'bar');
+
+        $container = new Container($worker_container);
+        $container->instance('baz', 'qux');
+
+        // 获取父容器的实例
+        $this->assertEquals('bar', $container->get('foo'));
+
+        // 获取自身容器的实例
+        $this->assertEquals('qux', $container->get('baz'));
+    }
+}