Merge pull request macropodhq#5 from tonyhb/patch-1

Allow numbers in variable names

Author: ojame

index.js

@@ -7,7 +7,7 @@ module.exports = postcss.plugin('postcss-local-constants', function (opts) {
  var sets = opts && opts.defaults || {};
  var globalNode;
 
- var regex = /((?:[A-z]+))( )(from)(\s+)(~)((?:[A-z]+))/g;
+ var regex = /((?:[\w]+))( )(from)(\s+)(~)((?:[A-z]+))/g;
 
  var getConstants = function(name, path, directory) {
  var res = resolve.sync(JSON.parse(path), { basedir: nodepath.dirname(directory) });