pixsy/node_modules/clean-css/lib/properties/vendor-prefixes.js

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2017-12-22 17:22:08 +00:00
var VENDOR_PREFIX_PATTERN = /$\-moz\-|\-ms\-|\-o\-|\-webkit\-/;
function prefixesIn(tokens) {
var prefixes = [];
for (var i = 0, l = tokens.length; i < l; i++) {
var token = tokens[i];
for (var j = 0, m = token.value.length; j < m; j++) {
var match = VENDOR_PREFIX_PATTERN.exec(token.value[j][0]);
if (match && prefixes.indexOf(match[0]) == -1)
prefixes.push(match[0]);
}
}
return prefixes;
}
function same(left, right) {
return prefixesIn(left).sort().join(',') == prefixesIn(right).sort().join(',');
}
module.exports = {
same: same
};