diff options
author | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
---|---|---|
committer | Florian Dold <florian.dold@gmail.com> | 2017-05-03 15:35:00 +0200 |
commit | de98e0b232509d5f40c135d540a70e415272ff85 (patch) | |
tree | a79222a5b58484ab3b80d18efcaaa7ccc4769b33 /node_modules/react-dom/lib/getIteratorFn.js | |
parent | e0c9d480a73fa629c1e4a47d3e721f1d2d345406 (diff) | |
download | wallet-core-de98e0b232509d5f40c135d540a70e415272ff85.tar.xz |
node_modules
Diffstat (limited to 'node_modules/react-dom/lib/getIteratorFn.js')
-rw-r--r-- | node_modules/react-dom/lib/getIteratorFn.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/node_modules/react-dom/lib/getIteratorFn.js b/node_modules/react-dom/lib/getIteratorFn.js new file mode 100644 index 000000000..95eed4221 --- /dev/null +++ b/node_modules/react-dom/lib/getIteratorFn.js @@ -0,0 +1,40 @@ +/** + * Copyright 2013-present, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under the BSD-style license found in the + * LICENSE file in the root directory of this source tree. An additional grant + * of patent rights can be found in the PATENTS file in the same directory. + * + * + */ + +'use strict'; + +/* global Symbol */ + +var ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator; +var FAUX_ITERATOR_SYMBOL = '@@iterator'; // Before Symbol spec. + +/** + * Returns the iterator method function contained on the iterable object. + * + * Be sure to invoke the function with the iterable as context: + * + * var iteratorFn = getIteratorFn(myIterable); + * if (iteratorFn) { + * var iterator = iteratorFn.call(myIterable); + * ... + * } + * + * @param {?object} maybeIterable + * @return {?function} + */ +function getIteratorFn(maybeIterable) { + var iteratorFn = maybeIterable && (ITERATOR_SYMBOL && maybeIterable[ITERATOR_SYMBOL] || maybeIterable[FAUX_ITERATOR_SYMBOL]); + if (typeof iteratorFn === 'function') { + return iteratorFn; + } +} + +module.exports = getIteratorFn;
\ No newline at end of file |