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JavaScript's functional programming helper library.
The newest version!
define(['./_cb', './_isArrayLike', './keys'], function (_cb, _isArrayLike, keys) {
// Determine if at least one element in the object passes a truth test.
function some(obj, predicate, context) {
predicate = _cb(predicate, context);
var _keys = !_isArrayLike(obj) && keys(obj),
length = (_keys || obj).length;
for (var index = 0; index < length; index++) {
var currentKey = _keys ? _keys[index] : index;
if (predicate(obj[currentKey], currentKey, obj)) return true;
}
return false;
}
return some;
});