git.r.bdr.sh - rbdr/dotfiles/blob

   1 'use strict';
   2
   3 var value = require('./valid-value');
   4
   5 module.exports = function (obj/*, …names*/) {
   6         var length, current = 1;
   7         value(obj);
   8         length = arguments.length - 1;
   9         if (!length) return obj;
  10         while (current < length) {
  11                 obj = obj[arguments[current++]];
  12                 if (obj == null) return undefined;
  13         }
  14         return obj[arguments[current]];
  15 };