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: use Psy\Context;
Chris@13: use Psy\ContextAware;
Chris@13: 
Chris@13: /**
Chris@13:  * An abstract tab completion Matcher which implements ContextAware.
Chris@13:  *
Chris@13:  * The AutoCompleter service will inject a Context instance into all
Chris@13:  * ContextAware Matchers.
Chris@13:  *
Chris@13:  * @author Marc Garcia <markcial@gmail.com>
Chris@13:  */
Chris@13: abstract class AbstractContextAwareMatcher extends AbstractMatcher implements ContextAware
Chris@13: {
Chris@13:     /**
Chris@13:      * Context instance (for ContextAware interface).
Chris@13:      *
Chris@13:      * @var Context
Chris@13:      */
Chris@13:     protected $context;
Chris@13: 
Chris@13:     /**
Chris@13:      * ContextAware interface.
Chris@13:      *
Chris@13:      * @param Context $context
Chris@13:      */
Chris@13:     public function setContext(Context $context)
Chris@13:     {
Chris@13:         $this->context = $context;
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get a Context variable by name.
Chris@13:      *
Chris@13:      * @param string $var Variable name
Chris@13:      *
Chris@13:      * @return mixed
Chris@13:      */
Chris@13:     protected function getVariable($var)
Chris@13:     {
Chris@13:         return $this->context->get($var);
Chris@13:     }
Chris@13: 
Chris@13:     /**
Chris@13:      * Get all variables in the current Context.
Chris@13:      *
Chris@13:      * @return array
Chris@13:      */
Chris@13:     protected function getVariables()
Chris@13:     {
Chris@13:         return $this->context->getAll();
Chris@13:     }
Chris@13: }