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<?php |
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declare(strict_types=1); |
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namespace Ray\Compiler; |
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use PhpParser\Node; |
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use PhpParser\Node\Expr; |
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use PhpParser\Node\Expr\Assign; |
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use PhpParser\Node\Scalar; |
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use Ray\Di\Dependency; |
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use Ray\Di\Name; |
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final class AopCode |
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{ |
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/** |
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* @var PrivateProperty |
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*/ |
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private $privateProperty; |
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public function __construct(PrivateProperty $privateProperty) |
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{ |
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$this->privateProperty = $privateProperty; |
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} |
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/** |
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* Add aop factory code if bindings are given |
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* |
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* @param array<Expr> $node |
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* |
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* @param-out array<Expr|mixed> $node |
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*/ |
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public function __invoke(Dependency $dependency, array &$node) : void |
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{ |
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$prop = $this->privateProperty; |
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$newInstance = $prop($dependency, 'newInstance'); |
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$bind = $prop($newInstance, 'bind'); |
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$bind = $prop($bind, 'bind'); |
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/** @var null|string[][] $bindings */ |
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$bindings = $prop($bind, 'bindings', null); |
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if (! \is_array($bindings)) { |
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return; |
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} |
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$methodBinding = $this->getMethodBinding($bindings); |
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$bindingsProp = new Expr\PropertyFetch(new Expr\Variable('instance'), 'bindings'); |
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$bindingsAssign = new Assign($bindingsProp, new Expr\Array_($methodBinding)); |
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$this->setBindingAssignAfterInitialization($node, [$bindingsAssign], 1); |
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} |
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/** |
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* @param array<Expr> $array |
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* @param array<Assign> $insertValue |
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* |
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* @param-out array<Expr|mixed> $array |
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*/ |
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private function setBindingAssignAfterInitialization(array &$array, array $insertValue, int $position) : void |
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{ |
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$array = \array_merge(\array_splice($array, 0, $position), $insertValue, $array); |
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} |
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/** |
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* @param string[][] $bindings |
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* |
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* @return Expr\ArrayItem[] |
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*/ |
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private function getMethodBinding(array $bindings) : array |
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{ |
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$methodBinding = []; |
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foreach ($bindings as $method => $interceptors) { |
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$items = []; |
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foreach ($interceptors as $interceptor) { |
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// $singleton('FakeAopInterface-*'); |
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$dependencyIndex = "{$interceptor}-" . Name::ANY; |
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$singleton = new Expr\FuncCall(new Expr\Variable('singleton'), [new Node\Arg(new Scalar\String_($dependencyIndex))]); |
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// [$singleton('FakeAopInterface-*'), $singleton('FakeAopInterface-*');] |
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$items[] = new Expr\ArrayItem($singleton); |
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} |
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$arr = new Expr\Array_($items); |
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$methodBinding[] = new Expr\ArrayItem($arr, new Scalar\String_($method)); |
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} |
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return $methodBinding; |
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} |
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} |
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ray-di /
Ray.Di
