www.aleph1.co.uk Git - yaffs-website/blob - node_modules/core-js/modules/_iter-call.js

   1 // call something on iterator step with safe closing on error
   2 var anObject = require('./_an-object');
   3 module.exports = function(iterator, fn, value, entries){
   4   try {
   5     return entries ? fn(anObject(value)[0], value[1]) : fn(value);
   6   // 7.4.6 IteratorClose(iterator, completion)
   7   } catch(e){
   8     var ret = iterator['return'];
   9     if(ret !== undefined)anObject(ret.call(iterator));
  10     throw e;
  11   }
  12 };