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Direktori : /home/silvzytp/calling_code/vendor/laravel/framework/src/Illuminate/Support/Traits/ |
Current File : //home/silvzytp/calling_code/vendor/laravel/framework/src/Illuminate/Support/Traits/ReflectsClosures.php |
<?php namespace Illuminate\Support\Traits; use Closure; use Illuminate\Support\Reflector; use ReflectionFunction; use RuntimeException; trait ReflectsClosures { /** * Get the class name of the first parameter of the given Closure. * * @param \Closure $closure * @return string * * @throws \ReflectionException * @throws \RuntimeException */ protected function firstClosureParameterType(Closure $closure) { $types = array_values($this->closureParameterTypes($closure)); if (! $types) { throw new RuntimeException('The given Closure has no parameters.'); } if ($types[0] === null) { throw new RuntimeException('The first parameter of the given Closure is missing a type hint.'); } return $types[0]; } /** * Get the class names of the first parameter of the given Closure, including union types. * * @param \Closure $closure * @return array * * @throws \ReflectionException * @throws \RuntimeException */ protected function firstClosureParameterTypes(Closure $closure) { $reflection = new ReflectionFunction($closure); $types = collect($reflection->getParameters())->mapWithKeys(function ($parameter) { if ($parameter->isVariadic()) { return [$parameter->getName() => null]; } return [$parameter->getName() => Reflector::getParameterClassNames($parameter)]; })->filter()->values()->all(); if (empty($types)) { throw new RuntimeException('The given Closure has no parameters.'); } if (isset($types[0]) && empty($types[0])) { throw new RuntimeException('The first parameter of the given Closure is missing a type hint.'); } return $types[0]; } /** * Get the class names / types of the parameters of the given Closure. * * @param \Closure $closure * @return array * * @throws \ReflectionException */ protected function closureParameterTypes(Closure $closure) { $reflection = new ReflectionFunction($closure); return collect($reflection->getParameters())->mapWithKeys(function ($parameter) { if ($parameter->isVariadic()) { return [$parameter->getName() => null]; } return [$parameter->getName() => Reflector::getParameterClassName($parameter)]; })->all(); } }