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<?php |
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|
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require __DIR__ . '/../vendor/autoload.php'; |
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|
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class Dough {} |
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class Cheese {} |
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class Slice {} |
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class Pizza { |
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function __construct($style, Cheese $cheese) {} |
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function setDough(Dough $dough) {} |
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function getSlice() { return new Slice(); } |
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} |
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class CheeseFactory { |
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static function getCheese() { return new Cheese(); } |
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} |
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|
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/** |
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* @property-read string $style |
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* @property-read Dough $dough |
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* @property-read Cheese $cheese |
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* @property-read Pizza $pizza |
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* @method Slice new_slice() |
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*/ |
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class MyDI extends \Props\Container { |
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public function __construct() { |
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$this->style = 'deluxe'; |
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|
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$this->dough = function (MyContainer $c) { |
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return new Dough(); |
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}; |
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|
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$this->setFactory('cheese', 'CheeseFactory::getCheese'); |
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|
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$this->pizza = function (MyContainer $c) { |
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$pizza = new Pizza($c->style, $c->cheese); |
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$pizza->setDough($c->dough); |
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return $pizza; |
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}; |
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|
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// note 3rd argument $shared is false |
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$this->slice = function (MyContainer $c) { |
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return $c->pizza->getSlice(); |
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}; |
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} |
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} |
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|
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$c = new MyContainer; |
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|
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// You can request dependencies in any order. They're resolved as needed. |
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|
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$slice1 = $c->new_slice(); // This first resolves and caches the cheese, dough, and pizza. |
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$slice2 = $c->new_slice(); // This just gets a new slice from the existing pizza. |
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|
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assert($slice1 !== $slice2); |
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assert($c->pizza === $c->pizza); |
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