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File / Folder	Size	Action
.	-
BoundMethod.php	6.944KB	edt ren
Container.php	40.295KB	edt ren
ContextualBindingBuilde...	2.289KB	edt ren
EntryNotFoundException.php	0.193KB	edt ren
LICENSE.md	1.05KB	edt ren
RewindableGenerator.php	1.103KB	edt ren
Util.php	1.646KB	edt ren
composer.json	0.883KB	edt ren

<?php

namespace Illuminate\Container;

use Closure;
use Illuminate\Contracts\Container\BindingResolutionException;
use InvalidArgumentException;
use ReflectionFunction;
use ReflectionMethod;

class BoundMethod
{
    /**
     * Call the given Closure / class@method and inject its dependencies.
     *
     * @param  \Illuminate\Container\Container  $container
     * @param  callable|string  $callback
     * @param  array  $parameters
     * @param  string|null  $defaultMethod
     * @return mixed
     *
     * @throws \ReflectionException
     * @throws \InvalidArgumentException
     */
    public static function call($container, $callback, array $parameters = [], $defaultMethod = null)
    {
        if (is_string($callback) && ! $defaultMethod && method_exists($callback, '__invoke')) {
            $defaultMethod = '__invoke';
        }

if (static::isCallableWithAtSign($callback) || $defaultMethod) {
            return static::callClass($container, $callback, $parameters, $defaultMethod);
        }

return static::callBoundMethod($container, $callback, function () use ($container, $callback, $parameters) {
            return $callback(...array_values(static::getMethodDependencies($container, $callback, $parameters)));
        });
    }

/**
     * Call a string reference to a class using Class@method syntax.
     *
     * @param  \Illuminate\Container\Container  $container
     * @param  string  $target
     * @param  array  $parameters
     * @param  string|null  $defaultMethod
     * @return mixed
     *
     * @throws \InvalidArgumentException
     */
    protected static function callClass($container, $target, array $parameters = [], $defaultMethod = null)
    {
        $segments = explode('@', $target);

// We will assume an @ sign is used to delimit the class name from the method
        // name. We will split on this @ sign and then build a callable array that
        // we can pass right back into the "call" method for dependency binding.
        $method = count($segments) === 2
                        ? $segments[1] : $defaultMethod;

if (is_null($method)) {
            throw new InvalidArgumentException('Method not provided.');
        }

return static::call(
            $container, [$container->make($segments[0]), $method], $parameters
        );
    }

/**
     * Call a method that has been bound to the container.
     *
     * @param  \Illuminate\Container\Container  $container
     * @param  callable  $callback
     * @param  mixed  $default
     * @return mixed
     */
    protected static function callBoundMethod($container, $callback, $default)
    {
        if (! is_array($callback)) {
            return Util::unwrapIfClosure($default);
        }

// Here we need to turn the array callable into a Class@method string we can use to
        // examine the container and see if there are any method bindings for this given
        // method. If there are, we can call this method binding callback immediately.
        $method = static::normalizeMethod($callback);

if ($container->hasMethodBinding($method)) {
            return $container->callMethodBinding($method, $callback[0]);
        }

return Util::unwrapIfClosure($default);
    }

/**
     * Normalize the given callback into a Class@method string.
     *
     * @param  callable  $callback
     * @return string
     */
    protected static function normalizeMethod($callback)
    {
        $class = is_string($callback[0]) ? $callback[0] : get_class($callback[0]);

return "{$class}@{$callback[1]}";
    }

/**
     * Get all dependencies for a given method.
     *
     * @param  \Illuminate\Container\Container  $container
     * @param  callable|string  $callback
     * @param  array  $parameters
     * @return array
     *
     * @throws \ReflectionException
     */
    protected static function getMethodDependencies($container, $callback, array $parameters = [])
    {
        $dependencies = [];

foreach (static::getCallReflector($callback)->getParameters() as $parameter) {
            static::addDependencyForCallParameter($container, $parameter, $parameters, $dependencies);
        }

return array_merge($dependencies, array_values($parameters));
    }

/**
     * Get the proper reflection instance for the given callback.
     *
     * @param  callable|string  $callback
     * @return \ReflectionFunctionAbstract
     *
     * @throws \ReflectionException
     */
    protected static function getCallReflector($callback)
    {
        if (is_string($callback) && str_contains($callback, '::')) {
            $callback = explode('::', $callback);
        } elseif (is_object($callback) && ! $callback instanceof Closure) {
            $callback = [$callback, '__invoke'];
        }

return is_array($callback)
                        ? new ReflectionMethod($callback[0], $callback[1])
                        : new ReflectionFunction($callback);
    }

/**
     * Get the dependency for the given call parameter.
     *
     * @param  \Illuminate\Container\Container  $container
     * @param  \ReflectionParameter  $parameter
     * @param  array  $parameters
     * @param  array  $dependencies
     * @return void
     *
     * @throws \Illuminate\Contracts\Container\BindingResolutionException
     */
    protected static function addDependencyForCallParameter($container, $parameter,
                                                            array &$parameters, &$dependencies)
    {
        if (array_key_exists($paramName = $parameter->getName(), $parameters)) {
            $dependencies[] = $parameters[$paramName];

unset($parameters[$paramName]);
        } elseif (! is_null($className = Util::getParameterClassName($parameter))) {
            if (array_key_exists($className, $parameters)) {
                $dependencies[] = $parameters[$className];

unset($parameters[$className]);
            } elseif ($parameter->isVariadic()) {
                $variadicDependencies = $container->make($className);

$dependencies = array_merge($dependencies, is_array($variadicDependencies)
                            ? $variadicDependencies
                            : [$variadicDependencies]);
            } else {
                $dependencies[] = $container->make($className);
            }
        } elseif ($parameter->isDefaultValueAvailable()) {
            $dependencies[] = $parameter->getDefaultValue();
        } elseif (! $parameter->isOptional() && ! array_key_exists($paramName, $parameters)) {
            $message = "Unable to resolve dependency [{$parameter}] in class {$parameter->getDeclaringClass()->getName()}";

throw new BindingResolutionException($message);
        }
    }

/**
     * Determine if the given string is in Class@method syntax.
     *
     * @param  mixed  $callback
     * @return bool
     */
    protected static function isCallableWithAtSign($callback)
    {
        return is_string($callback) && str_contains($callback, '@');
    }
}