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/**
* GNU LibreJS - A browser add-on to block nonfree nontrivial JavaScript.
* *
* Copyright (C) 2011, 2012, 2013, 2014 Loic J. Duros
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
exports.patternUtils = {
/**
* removeNonalpha
*
* Remove all nonalphanumeric values, except for
* < and >, since they are what we use for tokens.
*
*/
removeNonalpha: function (str) {
var regex = /[^a-z0-9<>@]+/gi;
return str.replace(regex, '');
},
removeWhitespace: function (str) {
return str.replace(/[ \t\r\n]+/gmi,"");
},
replaceTokens: function (str) {
var regex = /<.*?>/gi;
return str.replace(regex, '.*?');
}
};
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