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[yaffs-website] / vendor / symfony / expression-language / Lexer.php

diff --git a/vendor/symfony/expression-language/Lexer.php b/vendor/symfony/expression-language/Lexer.php
deleted file mode 100644 (file)
index aeeda8a..0000000
--- a/vendor/symfony/expression-language/Lexer.php
+++ /dev/null
@@ -1,103 +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\ExpressionLanguage;
-
-/**
- * Lexes an expression.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
-class Lexer
-{
-    /**
-     * Tokenizes an expression.
-     *
-     * @param string $expression The expression to tokenize
-     *
-     * @return TokenStream A token stream instance
-     *
-     * @throws SyntaxError
-     */
-    public function tokenize($expression)
-    {
-        $expression = str_replace(array("\r", "\n", "\t", "\v", "\f"), ' ', $expression);
-        $cursor = 0;
-        $tokens = array();
-        $brackets = array();
-        $end = strlen($expression);
-
-        while ($cursor < $end) {
-            if (' ' == $expression[$cursor]) {
-                ++$cursor;
-
-                continue;
-            }
-
-            if (preg_match('/[0-9]+(?:\.[0-9]+)?/A', $expression, $match, 0, $cursor)) {
-                // numbers
-                $number = (float) $match[0];  // floats
-                if (preg_match('/^[0-9]+$/', $match[0]) && $number <= PHP_INT_MAX) {
-                    $number = (int) $match[0]; // integers lower than the maximum
-                }
-                $tokens[] = new Token(Token::NUMBER_TYPE, $number, $cursor + 1);
-                $cursor += strlen($match[0]);
-            } elseif (false !== strpos('([{', $expression[$cursor])) {
-                // opening bracket
-                $brackets[] = array($expression[$cursor], $cursor);
-
-                $tokens[] = new Token(Token::PUNCTUATION_TYPE, $expression[$cursor], $cursor + 1);
-                ++$cursor;
-            } elseif (false !== strpos(')]}', $expression[$cursor])) {
-                // closing bracket
-                if (empty($brackets)) {
-                    throw new SyntaxError(sprintf('Unexpected "%s"', $expression[$cursor]), $cursor, $expression);
-                }
-
-                list($expect, $cur) = array_pop($brackets);
-                if ($expression[$cursor] != strtr($expect, '([{', ')]}')) {
-                    throw new SyntaxError(sprintf('Unclosed "%s"', $expect), $cur, $expression);
-                }
-
-                $tokens[] = new Token(Token::PUNCTUATION_TYPE, $expression[$cursor], $cursor + 1);
-                ++$cursor;
-            } elseif (preg_match('/"([^"\\\\]*(?:\\\\.[^"\\\\]*)*)"|\'([^\'\\\\]*(?:\\\\.[^\'\\\\]*)*)\'/As', $expression, $match, 0, $cursor)) {
-                // strings
-                $tokens[] = new Token(Token::STRING_TYPE, stripcslashes(substr($match[0], 1, -1)), $cursor + 1);
-                $cursor += strlen($match[0]);
-            } elseif (preg_match('/not in(?=[\s(])|\!\=\=|not(?=[\s(])|and(?=[\s(])|\=\=\=|\>\=|or(?=[\s(])|\<\=|\*\*|\.\.|in(?=[\s(])|&&|\|\||matches|\=\=|\!\=|\*|~|%|\/|\>|\||\!|\^|&|\+|\<|\-/A', $expression, $match, 0, $cursor)) {
-                // operators
-                $tokens[] = new Token(Token::OPERATOR_TYPE, $match[0], $cursor + 1);
-                $cursor += strlen($match[0]);
-            } elseif (false !== strpos('.,?:', $expression[$cursor])) {
-                // punctuation
-                $tokens[] = new Token(Token::PUNCTUATION_TYPE, $expression[$cursor], $cursor + 1);
-                ++$cursor;
-            } elseif (preg_match('/[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*/A', $expression, $match, 0, $cursor)) {
-                // names
-                $tokens[] = new Token(Token::NAME_TYPE, $match[0], $cursor + 1);
-                $cursor += strlen($match[0]);
-            } else {
-                // unlexable
-                throw new SyntaxError(sprintf('Unexpected character "%s"', $expression[$cursor]), $cursor, $expression);
-            }
-        }
-
-        $tokens[] = new Token(Token::EOF_TYPE, null, $cursor + 1);
-
-        if (!empty($brackets)) {
-            list($expect, $cur) = array_pop($brackets);
-            throw new SyntaxError(sprintf('Unclosed "%s"', $expect), $cur, $expression);
-        }
-
-        return new TokenStream($tokens, $expression);
-    }
-}