Move into nested docroot

vendor/symfony/css-selector/Parser/TokenStream.php

@@ -1,184 +0,0 @@
-<?php
-
-/*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
-
-namespace Symfony\Component\CssSelector\Parser;
-
-use Symfony\Component\CssSelector\Exception\InternalErrorException;
-use Symfony\Component\CssSelector\Exception\SyntaxErrorException;
-
-/**
- * CSS selector token stream.
- *
- * This component is a port of the Python cssselect library,
- * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
- *
- * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
- *
- * @internal
- */
-class TokenStream
-{
-    /**
-     * @var Token[]
-     */
-    private $tokens = array();
-
-    /**
-     * @var bool
-     */
-    private $frozen = false;
-
-    /**
-     * @var Token[]
-     */
-    private $used = array();
-
-    /**
-     * @var int
-     */
-    private $cursor = 0;
-
-    /**
-     * @var Token|null
-     */
-    private $peeked = null;
-
-    /**
-     * @var bool
-     */
-    private $peeking = false;
-
-    /**
-     * Pushes a token.
-     *
-     * @param Token $token
-     *
-     * @return $this
-     */
-    public function push(Token $token)
-    {
-        $this->tokens[] = $token;
-
-        return $this;
-    }
-
-    /**
-     * Freezes stream.
-     *
-     * @return $this
-     */
-    public function freeze()
-    {
-        $this->frozen = true;
-
-        return $this;
-    }
-
-    /**
-     * Returns next token.
-     *
-     * @return Token
-     *
-     * @throws InternalErrorException If there is no more token
-     */
-    public function getNext()
-    {
-        if ($this->peeking) {
-            $this->peeking = false;
-            $this->used[] = $this->peeked;
-
-            return $this->peeked;
-        }
-
-        if (!isset($this->tokens[$this->cursor])) {
-            throw new InternalErrorException('Unexpected token stream end.');
-        }
-
-        return $this->tokens[$this->cursor++];
-    }
-
-    /**
-     * Returns peeked token.
-     *
-     * @return Token
-     */
-    public function getPeek()
-    {
-        if (!$this->peeking) {
-            $this->peeked = $this->getNext();
-            $this->peeking = true;
-        }
-
-        return $this->peeked;
-    }
-
-    /**
-     * Returns used tokens.
-     *
-     * @return Token[]
-     */
-    public function getUsed()
-    {
-        return $this->used;
-    }
-
-    /**
-     * Returns nex identifier token.
-     *
-     * @return string The identifier token value
-     *
-     * @throws SyntaxErrorException If next token is not an identifier
-     */
-    public function getNextIdentifier()
-    {
-        $next = $this->getNext();
-
-        if (!$next->isIdentifier()) {
-            throw SyntaxErrorException::unexpectedToken('identifier', $next);
-        }
-
-        return $next->getValue();
-    }
-
-    /**
-     * Returns nex identifier or star delimiter token.
-     *
-     * @return null|string The identifier token value or null if star found
-     *
-     * @throws SyntaxErrorException If next token is not an identifier or a star delimiter
-     */
-    public function getNextIdentifierOrStar()
-    {
-        $next = $this->getNext();
-
-        if ($next->isIdentifier()) {
-            return $next->getValue();
-        }
-
-        if ($next->isDelimiter(array('*'))) {
-            return;
-        }
-
-        throw SyntaxErrorException::unexpectedToken('identifier or "*"', $next);
-    }
-
-    /**
-     * Skips next whitespace if any.
-     */
-    public function skipWhitespace()
-    {
-        $peek = $this->getPeek();
-
-        if ($peek->isWhitespace()) {
-            $this->getNext();
-        }
-    }
-}