55 lines
1.3 KiB
PHP
55 lines
1.3 KiB
PHP
<?php
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/*
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* This file is part of Psy Shell
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*
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* (c) 2012-2014 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Psy\TabCompletion\Matcher;
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/**
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* A constant name tab completion Matcher.
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*
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* This matcher provides completion for all defined constants.
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*
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* @author Marc Garcia <markcial@gmail.com>
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*/
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class ConstantsMatcher extends AbstractMatcher
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{
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/**
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* {@inheritDoc}
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*/
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public function getMatches(array $tokens, array $info = array())
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{
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$const = $this->getInput($tokens);
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return array_filter(array_keys(get_defined_constants()), function ($constant) use ($const) {
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return AbstractMatcher::startsWith($const, $constant);
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});
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}
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/**
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* {@inheritDoc}
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*/
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public function hasMatched(array $tokens)
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{
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$token = array_pop($tokens);
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$prevToken = array_pop($tokens);
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switch (true) {
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case self::tokenIs($prevToken, self::T_NEW):
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case self::tokenIs($prevToken, self::T_NS_SEPARATOR):
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return false;
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case self::hasToken(array(self::T_OPEN_TAG, self::T_STRING), $token):
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case self::isOperator($token):
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return true;
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}
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return false;
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}
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}
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