--- /dev/null
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2017 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\TabCompletion\Matcher;
+
+use Psy\Context;
+use Psy\ContextAware;
+
+/**
+ * An abstract tab completion Matcher which implements ContextAware.
+ *
+ * The AutoCompleter service will inject a Context instance into all
+ * ContextAware Matchers.
+ *
+ * @author Marc Garcia <markcial@gmail.com>
+ */
+abstract class AbstractContextAwareMatcher extends AbstractMatcher implements ContextAware
+{
+ /**
+ * Context instance (for ContextAware interface).
+ *
+ * @var Context
+ */
+ protected $context;
+
+ /**
+ * ContextAware interface.
+ *
+ * @param Context $context
+ */
+ public function setContext(Context $context)
+ {
+ $this->context = $context;
+ }
+
+ /**
+ * Get a Context variable by name.
+ *
+ * @param $var Variable name
+ *
+ * @return mixed
+ */
+ protected function getVariable($var)
+ {
+ return $this->context->get($var);
+ }
+
+ /**
+ * Get all variables in the current Context.
+ *
+ * @return array
+ */
+ protected function getVariables()
+ {
+ return $this->context->getAll();
+ }
+}