--- /dev/null
+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2018 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;
+
+class FunctionDefaultParametersMatcher extends AbstractDefaultParametersMatcher
+{
+ public function getMatches(array $tokens, array $info = [])
+ {
+ array_pop($tokens); // open bracket
+
+ $functionName = array_pop($tokens);
+
+ try {
+ $reflection = new \ReflectionFunction($functionName[1]);
+ } catch (\ReflectionException $e) {
+ return [];
+ }
+
+ $parameters = $reflection->getParameters();
+
+ return $this->getDefaultParameterCompletion($parameters);
+ }
+
+ public function hasMatched(array $tokens)
+ {
+ $openBracket = array_pop($tokens);
+
+ if ($openBracket !== '(') {
+ return false;
+ }
+
+ $functionName = array_pop($tokens);
+
+ if (!self::tokenIs($functionName, self::T_STRING)) {
+ return false;
+ }
+
+ if (!function_exists($functionName[1])) {
+ return false;
+ }
+
+ return true;
+ }
+}