Chris@13: <?php
Chris@13: 
Chris@13: /*
Chris@13:  * This file is part of Psy Shell.
Chris@13:  *
Chris@13:  * (c) 2012-2018 Justin Hileman
Chris@13:  *
Chris@13:  * For the full copyright and license information, please view the LICENSE
Chris@13:  * file that was distributed with this source code.
Chris@13:  */
Chris@13: 
Chris@13: namespace Psy\TabCompletion\Matcher;
Chris@13: 
Chris@13: class FunctionDefaultParametersMatcher extends AbstractDefaultParametersMatcher
Chris@13: {
Chris@13:     public function getMatches(array $tokens, array $info = [])
Chris@13:     {
Chris@17:         \array_pop($tokens); // open bracket
Chris@13: 
Chris@17:         $functionName = \array_pop($tokens);
Chris@13: 
Chris@13:         try {
Chris@13:             $reflection = new \ReflectionFunction($functionName[1]);
Chris@13:         } catch (\ReflectionException $e) {
Chris@13:             return [];
Chris@13:         }
Chris@13: 
Chris@13:         $parameters = $reflection->getParameters();
Chris@13: 
Chris@13:         return $this->getDefaultParameterCompletion($parameters);
Chris@13:     }
Chris@13: 
Chris@13:     public function hasMatched(array $tokens)
Chris@13:     {
Chris@17:         $openBracket = \array_pop($tokens);
Chris@13: 
Chris@13:         if ($openBracket !== '(') {
Chris@13:             return false;
Chris@13:         }
Chris@13: 
Chris@17:         $functionName = \array_pop($tokens);
Chris@13: 
Chris@13:         if (!self::tokenIs($functionName, self::T_STRING)) {
Chris@13:             return false;
Chris@13:         }
Chris@13: 
Chris@17:         if (!\function_exists($functionName[1])) {
Chris@13:             return false;
Chris@13:         }
Chris@13: 
Chris@13:         return true;
Chris@13:     }
Chris@13: }