自动绑定类属性

<?php

use GordenSong\Laravel\Support\Autowire;

#[Autowire]
class Human
{
	#[Autowire]
	public ?Head $head = null;
}

#[Autowire]
class Head
{
	#[Autowire]
	public ?Mouth $mouth = null;
}

class Mouth
{
	public ?Teeth $teeth = null;
}

class Teeth
{
}

<?php

namespace Tests;

class HelperTest extends TestCase
{
	public function test_autowire()
	{
		/** @var Human $cat */
		$cat = autowire(Human::class);

		self::assertNotNull($cat);
		self::assertNotNull($cat->head);
		self::assertNull($cat->head->mouth);
	}

	public function test_autowire_recursive()
	{
		/** @var Human $cat */
		$cat = autowire(Human::class, true);

		self::assertNotNull($cat);
		self::assertNotNull($cat->head);
		self::assertNotNull($cat->head->mouth);
		self::assertNull($cat->head->mouth->teeth);
	}
}

<?php

namespace Tests;

use GordenSong\Laravel\Support\Autowire;
use GordenSong\Laravel\Support\AutowireTrait;

class NotRecursiveAutowireTest extends TestCase
{
	// 第一步：引用 Trait use AutowireTrait
	use AutowireTrait;

	protected function setUp(): void
	{
		parent::setUp();

		// 第二步： $this->autowireProperties(); 绑定值为空的属性
		$this->autowireProperties(); // 不递归绑定
	}

	// 第三步：使用注解
	#[Autowire]
	private ?Human $human = null;

	public function test_auto_wire_head_is_null()
	{
		self::assertNotNull($this->human);
		self::assertNull($this->human->head);
	}
}

<?php

namespace Tests;

use GordenSong\Laravel\Support\Autowire;
use GordenSong\Laravel\Support\AutowireTrait;

class RecursiveAutowireTest extends TestCase
{
	use AutowireTrait; // 1.

	protected function setUp(): void
	{
		parent::setUp();

		$this->autowireProperties(true); // 2. 递归绑定
	}

	// 3. 使用注解
	#[Autowire]
	private ?Human $cat = null;

	public function test_auto_wire_head_is_null()
	{
		self::assertNotNull($this->cat);
		self::assertNotNull($this->cat->head);
		self::assertNotNull($this->cat->head->mouth);
		self::assertNull($this->cat->head->mouth->teeth); // teeth 未加注解
	}
}

composer require --dev gordensong/laravel-autowire

function autowire(string $class, bool $recursive = false) : mixed

function autowireProperties(object $object, bool $recursive = false)