mirror of
https://github.com/overleaf/overleaf.git
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108 lines
3.9 KiB
JavaScript
Executable file
108 lines
3.9 KiB
JavaScript
Executable file
/* ***** BEGIN LICENSE BLOCK *****
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* Distributed under the BSD license:
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*
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* Copyright (c) 2010, Ajax.org B.V.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Ajax.org B.V. nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ***** END LICENSE BLOCK ***** */
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define(function(require, exports, module) {
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"use strict";
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var MAX_TOKEN_COUNT = 1000;
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var useragent = require("../lib/useragent");
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var TokenizerModule = require("../tokenizer");
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function patch(obj, name, regexp, replacement) {
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eval("obj['" + name + "']=" + obj[name].toString().replace(
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regexp, replacement
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));
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}
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if (useragent.isIE && useragent.isIE < 10 && window.top.document.compatMode === "BackCompat")
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useragent.isOldIE = true;
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if (typeof document != "undefined" && !document.documentElement.querySelector) {
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useragent.isOldIE = true;
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var qs = function(el, selector) {
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if (selector.charAt(0) == ".") {
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var classNeme = selector.slice(1);
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} else {
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var m = selector.match(/(\w+)=(\w+)/);
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var attr = m && m[1];
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var attrVal = m && m[2];
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}
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for (var i = 0; i < el.all.length; i++) {
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var ch = el.all[i];
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if (classNeme) {
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if (ch.className.indexOf(classNeme) != -1)
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return ch;
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} else if (attr) {
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if (ch.getAttribute(attr) == attrVal)
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return ch;
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}
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}
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};
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var sb = require("./searchbox").SearchBox.prototype;
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patch(
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sb, "$initElements",
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/([^\s=]*).querySelector\((".*?")\)/g,
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"qs($1, $2)"
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);
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}
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var compliantExecNpcg = /()??/.exec("")[1] === undefined;
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if (compliantExecNpcg)
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return;
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var proto = TokenizerModule.Tokenizer.prototype;
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TokenizerModule.Tokenizer_orig = TokenizerModule.Tokenizer;
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proto.getLineTokens_orig = proto.getLineTokens;
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patch(
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TokenizerModule, "Tokenizer",
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"ruleRegExps.push(adjustedregex);\n",
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function(m) {
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return m + '\
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if (state[i].next && RegExp(adjustedregex).test(""))\n\
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rule._qre = RegExp(adjustedregex, "g");\n\
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';
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}
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);
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TokenizerModule.Tokenizer.prototype = proto;
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patch(
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proto, "getLineTokens",
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/if \(match\[i \+ 1\] === undefined\)\s*continue;/,
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"if (!match[i + 1]) {\n\
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if (value)continue;\n\
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var qre = state[mapping[i]]._qre;\n\
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if (!qre) continue;\n\
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qre.lastIndex = lastIndex;\n\
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if (!qre.exec(line) || qre.lastIndex != lastIndex)\n\
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continue;\n\
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}"
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);
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useragent.isOldIE = true;
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});
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