<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2020 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 method tab completion Matcher.
*
* This matcher provides completion for methods of objects in the current
* Context.
*
* @author Marc Garcia <markcial@gmail.com>
*/
class ObjectMethodsMatcher extends AbstractContextAwareMatcher
{
/**
* {@inheritdoc}
*/
public function getMatches(array $tokens, array $info = [])
{
$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 [];
}
$objectName = \str_replace('$', '', $objectToken[1]);
try {
$object = $this->getVariable($objectName);
} catch (InvalidArgumentException $e) {
return [];
}
if (!\is_object($object)) {
return [];
}
return \array_filter(
\get_class_methods($object),
function ($var) use ($input) {
return AbstractMatcher::startsWith($input, $var) &&
// also check that we do not suggest invoking a super method(__construct, __wakeup, …)
!AbstractMatcher::startsWith('__', $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;
}
}