Added Laravel project

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolver.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\DefaultValueResolver;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\RequestAttributeValueResolver;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\RequestValueResolver;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\SessionValueResolver;
+use Symfony\Component\HttpKernel\Controller\ArgumentResolver\VariadicValueResolver;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadataFactory;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadataFactoryInterface;
+
+/**
+ * Responsible for resolving the arguments passed to an action.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+final class ArgumentResolver implements ArgumentResolverInterface
+{
+    private $argumentMetadataFactory;
+
+    /**
+     * @var iterable|ArgumentValueResolverInterface[]
+     */
+    private $argumentValueResolvers;
+
+    public function __construct(ArgumentMetadataFactoryInterface $argumentMetadataFactory = null, $argumentValueResolvers = array())
+    {
+        $this->argumentMetadataFactory = $argumentMetadataFactory ?: new ArgumentMetadataFactory();
+        $this->argumentValueResolvers = $argumentValueResolvers ?: self::getDefaultArgumentValueResolvers();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getArguments(Request $request, $controller)
+    {
+        $arguments = array();
+
+        foreach ($this->argumentMetadataFactory->createArgumentMetadata($controller) as $metadata) {
+            foreach ($this->argumentValueResolvers as $resolver) {
+                if (!$resolver->supports($request, $metadata)) {
+                    continue;
+                }
+
+                $resolved = $resolver->resolve($request, $metadata);
+
+                if (!$resolved instanceof \Generator) {
+                    throw new \InvalidArgumentException(sprintf('%s::resolve() must yield at least one value.', get_class($resolver)));
+                }
+
+                foreach ($resolved as $append) {
+                    $arguments[] = $append;
+                }
+
+                // continue to the next controller argument
+                continue 2;
+            }
+
+            $representative = $controller;
+
+            if (is_array($representative)) {
+                $representative = sprintf('%s::%s()', get_class($representative[0]), $representative[1]);
+            } elseif (is_object($representative)) {
+                $representative = get_class($representative);
+            }
+
+            throw new \RuntimeException(sprintf('Controller "%s" requires that you provide a value for the "$%s" argument. Either the argument is nullable and no null value has been provided, no default value has been provided or because there is a non optional argument after this one.', $representative, $metadata->getName()));
+        }
+
+        return $arguments;
+    }
+
+    public static function getDefaultArgumentValueResolvers()
+    {
+        return array(
+            new RequestAttributeValueResolver(),
+            new RequestValueResolver(),
+            new SessionValueResolver(),
+            new DefaultValueResolver(),
+            new VariadicValueResolver(),
+        );
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolver/DefaultValueResolver.php

@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Yields the default value defined in the action signature when no value has been given.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+final class DefaultValueResolver implements ArgumentValueResolverInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function supports(Request $request, ArgumentMetadata $argument)
+    {
+        return $argument->hasDefaultValue() || (null !== $argument->getType() && $argument->isNullable() && !$argument->isVariadic());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function resolve(Request $request, ArgumentMetadata $argument)
+    {
+        yield $argument->hasDefaultValue() ? $argument->getDefaultValue() : null;
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolver/RequestAttributeValueResolver.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Yields a non-variadic argument's value from the request attributes.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+final class RequestAttributeValueResolver implements ArgumentValueResolverInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function supports(Request $request, ArgumentMetadata $argument)
+    {
+        return !$argument->isVariadic() && $request->attributes->has($argument->getName());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function resolve(Request $request, ArgumentMetadata $argument)
+    {
+        yield $request->attributes->get($argument->getName());
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolver/RequestValueResolver.php

@@ -0,0 +1,40 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Yields the same instance as the request object passed along.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+final class RequestValueResolver implements ArgumentValueResolverInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function supports(Request $request, ArgumentMetadata $argument)
+    {
+        return Request::class === $argument->getType() || is_subclass_of($argument->getType(), Request::class);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function resolve(Request $request, ArgumentMetadata $argument)
+    {
+        yield $request;
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolver/ServiceValueResolver.php

@@ -0,0 +1,48 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+
+use Psr\Container\ContainerInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Yields a service keyed by _controller and argument name.
+ *
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+final class ServiceValueResolver implements ArgumentValueResolverInterface
+{
+    private $container;
+
+    public function __construct(ContainerInterface $container)
+    {
+        $this->container = $container;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function supports(Request $request, ArgumentMetadata $argument)
+    {
+        return is_string($controller = $request->attributes->get('_controller')) && $this->container->has($controller) && $this->container->get($controller)->has($argument->getName());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function resolve(Request $request, ArgumentMetadata $argument)
+    {
+        yield $this->container->get($request->attributes->get('_controller'))->get($argument->getName());
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolver/SessionValueResolver.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Session\SessionInterface;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Yields the Session.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+final class SessionValueResolver implements ArgumentValueResolverInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function supports(Request $request, ArgumentMetadata $argument)
+    {
+        $type = $argument->getType();
+        if (SessionInterface::class !== $type && !is_subclass_of($type, SessionInterface::class)) {
+            return false;
+        }
+
+        return $request->getSession() instanceof $type;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function resolve(Request $request, ArgumentMetadata $argument)
+    {
+        yield $request->getSession();
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolver/VariadicValueResolver.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Yields a variadic argument's values from the request attributes.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+final class VariadicValueResolver implements ArgumentValueResolverInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function supports(Request $request, ArgumentMetadata $argument)
+    {
+        return $argument->isVariadic() && $request->attributes->has($argument->getName());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function resolve(Request $request, ArgumentMetadata $argument)
+    {
+        $values = $request->attributes->get($argument->getName());
+
+        if (!is_array($values)) {
+            throw new \InvalidArgumentException(sprintf('The action argument "...$%1$s" is required to be an array, the request attribute "%1$s" contains a type of "%2$s" instead.', $argument->getName(), gettype($values)));
+        }
+
+        foreach ($values as $value) {
+            yield $value;
+        }
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentResolverInterface.php

@@ -0,0 +1,35 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * An ArgumentResolverInterface instance knows how to determine the
+ * arguments for a specific action.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface ArgumentResolverInterface
+{
+    /**
+     * Returns the arguments to pass to the controller.
+     *
+     * @param Request  $request
+     * @param callable $controller
+     *
+     * @return array An array of arguments to pass to the controller
+     *
+     * @throws \RuntimeException When no value could be provided for a required argument
+     */
+    public function getArguments(Request $request, $controller);
+}

Laravel/vendor/symfony/http-kernel/Controller/ArgumentValueResolverInterface.php

@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Responsible for resolving the value of an argument based on its metadata.
+ *
+ * @author Iltar van der Berg <kjarli@gmail.com>
+ */
+interface ArgumentValueResolverInterface
+{
+    /**
+     * Whether this resolver can resolve the value for the given ArgumentMetadata.
+     *
+     * @param Request          $request
+     * @param ArgumentMetadata $argument
+     *
+     * @return bool
+     */
+    public function supports(Request $request, ArgumentMetadata $argument);
+
+    /**
+     * Returns the possible value(s).
+     *
+     * @param Request          $request
+     * @param ArgumentMetadata $argument
+     *
+     * @return \Generator
+     */
+    public function resolve(Request $request, ArgumentMetadata $argument);
+}

Laravel/vendor/symfony/http-kernel/Controller/ContainerControllerResolver.php

@@ -0,0 +1,76 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Psr\Container\ContainerInterface;
+use Psr\Log\LoggerInterface;
+
+/**
+ * A controller resolver searching for a controller in a psr-11 container when using the "service:method" notation.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+class ContainerControllerResolver extends ControllerResolver
+{
+    protected $container;
+
+    public function __construct(ContainerInterface $container, LoggerInterface $logger = null)
+    {
+        $this->container = $container;
+
+        parent::__construct($logger);
+    }
+
+    /**
+     * Returns a callable for the given controller.
+     *
+     * @param string $controller A Controller string
+     *
+     * @return mixed A PHP callable
+     *
+     * @throws \LogicException           When the name could not be parsed
+     * @throws \InvalidArgumentException When the controller class does not exist
+     */
+    protected function createController($controller)
+    {
+        if (false !== strpos($controller, '::')) {
+            return parent::createController($controller);
+        }
+
+        if (1 == substr_count($controller, ':')) {
+            // controller in the "service:method" notation
+            list($service, $method) = explode(':', $controller, 2);
+
+            return array($this->container->get($service), $method);
+        }
+
+        if ($this->container->has($controller) && method_exists($service = $this->container->get($controller), '__invoke')) {
+            // invokable controller in the "service" notation
+            return $service;
+        }
+
+        throw new \LogicException(sprintf('Unable to parse the controller name "%s".', $controller));
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function instantiateController($class)
+    {
+        if ($this->container->has($class)) {
+            return $this->container->get($class);
+        }
+
+        return parent::instantiateController($class);
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ControllerReference.php

@@ -0,0 +1,46 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Symfony\Component\HttpKernel\Fragment\FragmentRendererInterface;
+
+/**
+ * Acts as a marker and a data holder for a Controller.
+ *
+ * Some methods in Symfony accept both a URI (as a string) or a controller as
+ * an argument. In the latter case, instead of passing an array representing
+ * the controller, you can use an instance of this class.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @see FragmentRendererInterface
+ */
+class ControllerReference
+{
+    public $controller;
+    public $attributes = array();
+    public $query = array();
+
+    /**
+     * Constructor.
+     *
+     * @param string $controller The controller name
+     * @param array  $attributes An array of parameters to add to the Request attributes
+     * @param array  $query      An array of parameters to add to the Request query string
+     */
+    public function __construct($controller, array $attributes = array(), array $query = array())
+    {
+        $this->controller = $controller;
+        $this->attributes = $attributes;
+        $this->query = $query;
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ControllerResolver.php

@@ -0,0 +1,265 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Psr\Log\LoggerInterface;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * ControllerResolver.
+ *
+ * This implementation uses the '_controller' request attribute to determine
+ * the controller to execute and uses the request attributes to determine
+ * the controller method arguments.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class ControllerResolver implements ArgumentResolverInterface, ControllerResolverInterface
+{
+    private $logger;
+
+    /**
+     * If the ...$arg functionality is available.
+     *
+     * Requires at least PHP 5.6.0 or HHVM 3.9.1
+     *
+     * @var bool
+     */
+    private $supportsVariadic;
+
+    /**
+     * If scalar types exists.
+     *
+     * @var bool
+     */
+    private $supportsScalarTypes;
+
+    /**
+     * Constructor.
+     *
+     * @param LoggerInterface $logger A LoggerInterface instance
+     */
+    public function __construct(LoggerInterface $logger = null)
+    {
+        $this->logger = $logger;
+
+        $this->supportsVariadic = method_exists('ReflectionParameter', 'isVariadic');
+        $this->supportsScalarTypes = method_exists('ReflectionParameter', 'getType');
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * This method looks for a '_controller' request attribute that represents
+     * the controller name (a string like ClassName::MethodName).
+     */
+    public function getController(Request $request)
+    {
+        if (!$controller = $request->attributes->get('_controller')) {
+            if (null !== $this->logger) {
+                $this->logger->warning('Unable to look for the controller as the "_controller" parameter is missing.');
+            }
+
+            return false;
+        }
+
+        if (is_array($controller)) {
+            return $controller;
+        }
+
+        if (is_object($controller)) {
+            if (method_exists($controller, '__invoke')) {
+                return $controller;
+            }
+
+            throw new \InvalidArgumentException(sprintf('Controller "%s" for URI "%s" is not callable.', get_class($controller), $request->getPathInfo()));
+        }
+
+        if (false === strpos($controller, ':')) {
+            if (method_exists($controller, '__invoke')) {
+                return $this->instantiateController($controller);
+            } elseif (function_exists($controller)) {
+                return $controller;
+            }
+        }
+
+        $callable = $this->createController($controller);
+
+        if (!is_callable($callable)) {
+            throw new \InvalidArgumentException(sprintf('The controller for URI "%s" is not callable. %s', $request->getPathInfo(), $this->getControllerError($callable)));
+        }
+
+        return $callable;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @deprecated This method is deprecated as of 3.1 and will be removed in 4.0. Implement the ArgumentResolverInterface and inject it in the HttpKernel instead.
+     */
+    public function getArguments(Request $request, $controller)
+    {
+        @trigger_error(sprintf('%s is deprecated as of 3.1 and will be removed in 4.0. Implement the %s and inject it in the HttpKernel instead.', __METHOD__, ArgumentResolverInterface::class), E_USER_DEPRECATED);
+
+        if (is_array($controller)) {
+            $r = new \ReflectionMethod($controller[0], $controller[1]);
+        } elseif (is_object($controller) && !$controller instanceof \Closure) {
+            $r = new \ReflectionObject($controller);
+            $r = $r->getMethod('__invoke');
+        } else {
+            $r = new \ReflectionFunction($controller);
+        }
+
+        return $this->doGetArguments($request, $controller, $r->getParameters());
+    }
+
+    /**
+     * @param Request                $request
+     * @param callable               $controller
+     * @param \ReflectionParameter[] $parameters
+     *
+     * @return array The arguments to use when calling the action
+     *
+     * @deprecated This method is deprecated as of 3.1 and will be removed in 4.0. Implement the ArgumentResolverInterface and inject it in the HttpKernel instead.
+     */
+    protected function doGetArguments(Request $request, $controller, array $parameters)
+    {
+        @trigger_error(sprintf('%s is deprecated as of 3.1 and will be removed in 4.0. Implement the %s and inject it in the HttpKernel instead.', __METHOD__, ArgumentResolverInterface::class), E_USER_DEPRECATED);
+
+        $attributes = $request->attributes->all();
+        $arguments = array();
+        foreach ($parameters as $param) {
+            if (array_key_exists($param->name, $attributes)) {
+                if ($this->supportsVariadic && $param->isVariadic() && is_array($attributes[$param->name])) {
+                    $arguments = array_merge($arguments, array_values($attributes[$param->name]));
+                } else {
+                    $arguments[] = $attributes[$param->name];
+                }
+            } elseif ($param->getClass() && $param->getClass()->isInstance($request)) {
+                $arguments[] = $request;
+            } elseif ($param->isDefaultValueAvailable()) {
+                $arguments[] = $param->getDefaultValue();
+            } elseif ($this->supportsScalarTypes && $param->hasType() && $param->allowsNull()) {
+                $arguments[] = null;
+            } else {
+                if (is_array($controller)) {
+                    $repr = sprintf('%s::%s()', get_class($controller[0]), $controller[1]);
+                } elseif (is_object($controller)) {
+                    $repr = get_class($controller);
+                } else {
+                    $repr = $controller;
+                }
+
+                throw new \RuntimeException(sprintf('Controller "%s" requires that you provide a value for the "$%s" argument (because there is no default value or because there is a non optional argument after this one).', $repr, $param->name));
+            }
+        }
+
+        return $arguments;
+    }
+
+    /**
+     * Returns a callable for the given controller.
+     *
+     * @param string $controller A Controller string
+     *
+     * @return callable A PHP callable
+     *
+     * @throws \InvalidArgumentException
+     */
+    protected function createController($controller)
+    {
+        if (false === strpos($controller, '::')) {
+            throw new \InvalidArgumentException(sprintf('Unable to find controller "%s".', $controller));
+        }
+
+        list($class, $method) = explode('::', $controller, 2);
+
+        if (!class_exists($class)) {
+            throw new \InvalidArgumentException(sprintf('Class "%s" does not exist.', $class));
+        }
+
+        return array($this->instantiateController($class), $method);
+    }
+
+    /**
+     * Returns an instantiated controller.
+     *
+     * @param string $class A class name
+     *
+     * @return object
+     */
+    protected function instantiateController($class)
+    {
+        return new $class();
+    }
+
+    private function getControllerError($callable)
+    {
+        if (is_string($callable)) {
+            if (false !== strpos($callable, '::')) {
+                $callable = explode('::', $callable);
+            }
+
+            if (class_exists($callable) && !method_exists($callable, '__invoke')) {
+                return sprintf('Class "%s" does not have a method "__invoke".', $callable);
+            }
+
+            if (!function_exists($callable)) {
+                return sprintf('Function "%s" does not exist.', $callable);
+            }
+        }
+
+        if (!is_array($callable)) {
+            return sprintf('Invalid type for controller given, expected string or array, got "%s".', gettype($callable));
+        }
+
+        if (2 !== count($callable)) {
+            return sprintf('Invalid format for controller, expected array(controller, method) or controller::method.');
+        }
+
+        list($controller, $method) = $callable;
+
+        if (is_string($controller) && !class_exists($controller)) {
+            return sprintf('Class "%s" does not exist.', $controller);
+        }
+
+        $className = is_object($controller) ? get_class($controller) : $controller;
+
+        if (method_exists($controller, $method)) {
+            return sprintf('Method "%s" on class "%s" should be public and non-abstract.', $method, $className);
+        }
+
+        $collection = get_class_methods($controller);
+
+        $alternatives = array();
+
+        foreach ($collection as $item) {
+            $lev = levenshtein($method, $item);
+
+            if ($lev <= strlen($method) / 3 || false !== strpos($item, $method)) {
+                $alternatives[] = $item;
+            }
+        }
+
+        asort($alternatives);
+
+        $message = sprintf('Expected method "%s" on class "%s"', $method, $className);
+
+        if (count($alternatives) > 0) {
+            $message .= sprintf(', did you mean "%s"?', implode('", "', $alternatives));
+        } else {
+            $message .= sprintf('. Available methods: "%s".', implode('", "', $collection));
+        }
+
+        return $message;
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/ControllerResolverInterface.php

@@ -0,0 +1,59 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * A ControllerResolverInterface implementation knows how to determine the
+ * controller to execute based on a Request object.
+ *
+ * It can also determine the arguments to pass to the Controller.
+ *
+ * A Controller can be any valid PHP callable.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface ControllerResolverInterface
+{
+    /**
+     * Returns the Controller instance associated with a Request.
+     *
+     * As several resolvers can exist for a single application, a resolver must
+     * return false when it is not able to determine the controller.
+     *
+     * The resolver must only throw an exception when it should be able to load
+     * controller but cannot because of some errors made by the developer.
+     *
+     * @param Request $request A Request instance
+     *
+     * @return callable|false A PHP callable representing the Controller,
+     *                        or false if this resolver is not able to determine the controller
+     *
+     * @throws \LogicException If the controller can't be found
+     */
+    public function getController(Request $request);
+
+    /**
+     * Returns the arguments to pass to the controller.
+     *
+     * @param Request  $request    A Request instance
+     * @param callable $controller A PHP callable
+     *
+     * @return array An array of arguments to pass to the controller
+     *
+     * @throws \RuntimeException When value for argument given is not provided
+     *
+     * @deprecated This method is deprecated as of 3.1 and will be removed in 4.0. Please use the {@see ArgumentResolverInterface} instead.
+     */
+    public function getArguments(Request $request, $controller);
+}

Laravel/vendor/symfony/http-kernel/Controller/TraceableArgumentResolver.php

@@ -0,0 +1,44 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Symfony\Component\Stopwatch\Stopwatch;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class TraceableArgumentResolver implements ArgumentResolverInterface
+{
+    private $resolver;
+    private $stopwatch;
+
+    public function __construct(ArgumentResolverInterface $resolver, Stopwatch $stopwatch)
+    {
+        $this->resolver = $resolver;
+        $this->stopwatch = $stopwatch;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getArguments(Request $request, $controller)
+    {
+        $e = $this->stopwatch->start('controller.get_arguments');
+
+        $ret = $this->resolver->getArguments($request, $controller);
+
+        $e->stop();
+
+        return $ret;
+    }
+}

Laravel/vendor/symfony/http-kernel/Controller/TraceableControllerResolver.php

@@ -0,0 +1,78 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller;
+
+use Symfony\Component\Stopwatch\Stopwatch;
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * TraceableControllerResolver.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class TraceableControllerResolver implements ControllerResolverInterface, ArgumentResolverInterface
+{
+    private $resolver;
+    private $stopwatch;
+    private $argumentResolver;
+
+    /**
+     * Constructor.
+     *
+     * @param ControllerResolverInterface $resolver         A ControllerResolverInterface instance
+     * @param Stopwatch                   $stopwatch        A Stopwatch instance
+     * @param ArgumentResolverInterface   $argumentResolver Only required for BC
+     */
+    public function __construct(ControllerResolverInterface $resolver, Stopwatch $stopwatch, ArgumentResolverInterface $argumentResolver = null)
+    {
+        $this->resolver = $resolver;
+        $this->stopwatch = $stopwatch;
+        $this->argumentResolver = $argumentResolver;
+
+        // BC
+        if (null === $this->argumentResolver) {
+            $this->argumentResolver = $resolver;
+        }
+
+        if (!$this->argumentResolver instanceof TraceableArgumentResolver) {
+            $this->argumentResolver = new TraceableArgumentResolver($this->argumentResolver, $this->stopwatch);
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getController(Request $request)
+    {
+        $e = $this->stopwatch->start('controller.get_callable');
+
+        $ret = $this->resolver->getController($request);
+
+        $e->stop();
+
+        return $ret;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @deprecated This method is deprecated as of 3.1 and will be removed in 4.0.
+     */
+    public function getArguments(Request $request, $controller)
+    {
+        @trigger_error(sprintf('The %s method is deprecated as of 3.1 and will be removed in 4.0. Please use the %s instead.', __METHOD__, TraceableArgumentResolver::class), E_USER_DEPRECATED);
+
+        $ret = $this->argumentResolver->getArguments($request, $controller);
+
+        return $ret;
+    }
+}