--- /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 InvalidArgumentException;
+
+/**
+ * An object attribute tab completion Matcher.
+ *
+ * This matcher provides completion for properties of objects in the current
+ * Context.
+ *
+ * @author Marc Garcia <markcial@gmail.com>
+ */
+class ObjectAttributesMatcher extends AbstractContextAwareMatcher
+{
+ /**
+ * {@inheritdoc}
+ */
+ public function getMatches(array $tokens, array $info = array())
+ {
+ $input = $this->getInput($tokens);
+
+ $firstToken = array_pop($tokens);
+ if (self::tokenIs($firstToken, self::T_STRING)) {
+ // second token is the object operator
+ array_pop($tokens);
+ }
+ $objectToken = array_pop($tokens);
+ if (!is_array($objectToken)) {
+ return array();
+ }
+ $objectName = str_replace('$', '', $objectToken[1]);
+
+ try {
+ $object = $this->getVariable($objectName);
+ } catch (InvalidArgumentException $e) {
+ return array();
+ }
+
+ return array_filter(
+ array_keys(get_class_vars(get_class($object))),
+ function ($var) use ($input) {
+ return AbstractMatcher::startsWith($input, $var);
+ }
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function hasMatched(array $tokens)
+ {
+ $token = array_pop($tokens);
+ $prevToken = array_pop($tokens);
+
+ switch (true) {
+ case self::tokenIs($token, self::T_OBJECT_OPERATOR):
+ case self::tokenIs($prevToken, self::T_OBJECT_OPERATOR):
+ return true;
+ }
+
+ return false;
+ }
+}