Version 1

[yaffs-website] / node_modules / core-js / modules / _for-of.js

diff --git a/node_modules/core-js/modules/_for-of.js b/node_modules/core-js/modules/_for-of.js
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+++ b/node_modules/core-js/modules/_for-of.js
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+var ctx         = require('./_ctx')
+  , call        = require('./_iter-call')
+  , isArrayIter = require('./_is-array-iter')
+  , anObject    = require('./_an-object')
+  , toLength    = require('./_to-length')
+  , getIterFn   = require('./core.get-iterator-method')
+  , BREAK       = {}
+  , RETURN      = {};
+var exports = module.exports = function(iterable, entries, fn, that, ITERATOR){
+  var iterFn = ITERATOR ? function(){ return iterable; } : getIterFn(iterable)
+    , f      = ctx(fn, that, entries ? 2 : 1)
+    , index  = 0
+    , length, step, iterator, result;
+  if(typeof iterFn != 'function')throw TypeError(iterable + ' is not iterable!');
+  // fast case for arrays with default iterator
+  if(isArrayIter(iterFn))for(length = toLength(iterable.length); length > index; index++){
+    result = entries ? f(anObject(step = iterable[index])[0], step[1]) : f(iterable[index]);
+    if(result === BREAK || result === RETURN)return result;
+  } else for(iterator = iterFn.call(iterable); !(step = iterator.next()).done; ){
+    result = call(iterator, f, step.value, entries);
+    if(result === BREAK || result === RETURN)return result;
+  }
+};
+exports.BREAK  = BREAK;
+exports.RETURN = RETURN;
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