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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2022 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;
/**
* A function name tab completion Matcher.
*
* This matcher provides completion for all internal and user-defined functions.
*
* @author Marc Garcia <markcial@gmail.com>
*/
class FunctionsMatcher extends AbstractMatcher
{
/**
* {@inheritdoc}
*/
public function getMatches(array $tokens, array $info = []): array
{
$func = $this->getInput($tokens);
$functions = \get_defined_functions();
$allFunctions = \array_merge($functions['user'], $functions['internal']);
return \array_filter($allFunctions, function ($function) use ($func) {
return AbstractMatcher::startsWith($func, $function);
});
}
/**
* {@inheritdoc}
*/
public function hasMatched(array $tokens): bool
{
$token = \array_pop($tokens);
$prevToken = \array_pop($tokens);
switch (true) {
case self::tokenIs($prevToken, self::T_NEW):
return false;
case self::hasToken([self::T_OPEN_TAG, self::T_STRING], $token):
case self::isOperator($token):
return true;
}
return false;
}
}
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