name : VariablesMatcher.php <?php /* * This file is part of Psy Shell. * * (c) 2012-2023 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 variable name tab completion Matcher. * * This matcher provides completion for variable names in the current Context. * * @author Marc Garcia <markcial@gmail.com> */ class VariablesMatcher extends AbstractContextAwareMatcher { /** * {@inheritdoc} */ public function getMatches(array $tokens, array $info = []): array { $var = \str_replace('$', '', $this->getInput($tokens)); return \array_filter(\array_keys($this->getVariables()), function ($variable) use ($var) { return AbstractMatcher::startsWith($var, $variable); }); } /** * {@inheritdoc} */ public function hasMatched(array $tokens): bool { $token = \array_pop($tokens); switch (true) { case self::hasToken([self::T_OPEN_TAG, self::T_VARIABLE], $token): case \is_string($token) && $token === '$': case self::isOperator($token): return true; } return false; } }