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| author | ruki <waruqi@gmail.com> | 2018-11-08 00:38:48 +0800 |
|---|---|---|
| committer | ruki <waruqi@gmail.com> | 2018-11-07 21:53:09 +0800 |
| commit | 26105034da4fcce7ac883c899d781f016559310d (patch) | |
| tree | c459a5dc4e3aa0972d9919033ece511ce76dd129 /node_modules/core-js/modules/_for-of.js | |
| parent | 2c77f00f1a7ecb6c8192f9c16d3b2001b254a107 (diff) | |
| download | xmake-docs-26105034da4fcce7ac883c899d781f016559310d.tar.gz xmake-docs-26105034da4fcce7ac883c899d781f016559310d.zip | |
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Diffstat (limited to 'node_modules/core-js/modules/_for-of.js')
| -rw-r--r-- | node_modules/core-js/modules/_for-of.js | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/_for-of.js b/node_modules/core-js/modules/_for-of.js new file mode 100644 index 00000000..9ed22818 --- /dev/null +++ b/node_modules/core-js/modules/_for-of.js @@ -0,0 +1,25 @@ +var ctx = require('./_ctx'); +var call = require('./_iter-call'); +var isArrayIter = require('./_is-array-iter'); +var anObject = require('./_an-object'); +var toLength = require('./_to-length'); +var getIterFn = require('./core.get-iterator-method'); +var BREAK = {}; +var RETURN = {}; +var exports = module.exports = function (iterable, entries, fn, that, ITERATOR) { + var iterFn = ITERATOR ? function () { return iterable; } : getIterFn(iterable); + var f = ctx(fn, that, entries ? 2 : 1); + var index = 0; + var 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; |
