Viewing file:  Runtime.php (2.23 KB) -rw-r--r--
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<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\Platform;
class Runtime
{
/**
* @param string $constant
* @param class-string $class
* @return bool
*/
public function hasConstant($constant, $class = null)
{
return defined(ltrim($class.'::'.$constant, ':'));
}
/**
* @param bool $constant
* @param class-string $class
* @return mixed
*/
public function getConstant($constant, $class = null)
{
return constant(ltrim($class.'::'.$constant, ':'));
}
/**
* @param string $fn
* @return bool
*/
public function hasFunction($fn)
{
return function_exists($fn);
}
/**
* @param callable $callable
* @param array $arguments
* @return mixed
*/
public function invoke($callable, array $arguments = array())
{
return call_user_func_array($callable, $arguments);
}
/**
* @param class-string $class
* @return bool
*/
public function hasClass($class)
{
return class_exists($class, false);
}
/**
* @param class-string $class
* @param array $arguments
* @return object
*/
public function construct($class, array $arguments = array())
{
if (empty($arguments)) {
return new $class;
}
$refl = new \ReflectionClass($class);
return $refl->newInstanceArgs($arguments);
}
/** @return string[] */
public function getExtensions()
{
return get_loaded_extensions();
}
/**
* @param string $extension
* @return string
*/
public function getExtensionVersion($extension)
{
return phpversion($extension);
}
/**
* @param string $extension
* @return string
*/
public function getExtensionInfo($extension)
{
$reflector = new \ReflectionExtension($extension);
ob_start();
$reflector->info();
return ob_get_clean();
}
}
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