shell bypass 403
var VENDOR_PREFIX_PATTERN = /(?:^|\W)(\-\w+\-)/g;
function unique(value) {
var prefixes = [];
var match;
while ((match = VENDOR_PREFIX_PATTERN.exec(value)) !== null) {
if (prefixes.indexOf(match[0]) == -1) {
prefixes.push(match[0]);
}
}
return prefixes;
}
function same(value1, value2) {
return unique(value1).sort().join(',') == unique(value2).sort().join(',');
}
module.exports = {
unique: unique,
same: same
};