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

   1 'use strict';
   2
   3 var keys  = require('../keys')
   4   , value = require('../valid-value')
   5
   6   , max = Math.max;
   7
   8 module.exports = function (dest, src/*, …srcn*/) {
   9         var error, i, l = max(arguments.length, 2), assign;
  10         dest = Object(value(dest));
  11         assign = function (key) {
  12                 try { dest[key] = src[key]; } catch (e) {
  13                         if (!error) error = e;
  14                 }
  15         };
  16         for (i = 1; i < l; ++i) {
  17                 src = arguments[i];
  18                 keys(src).forEach(assign);
  19         }
  20         if (error !== undefined) throw error;
  21         return dest;
  22 };