Merge branch 'master' of http://139.186.142.91:10010/r/productDev/gtzxingli...

MrShi

15 小时以前 eb7a808aaf7dd0a6dd2ff70f9ef3f8ce0b1e31d1

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'use strict';
var shared = require('../internals/shared');
var uid = require('../internals/uid');
 
var keys = shared('keys');
 
module.exports = function (key) {
  return keys[key] || (keys[key] = uid(key));
};