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Narrow new LodashWrapper to dropWhile.

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jdalton
2015-03-02 11:40:01 -08:00
parent d192e69811
commit aad0070b77
1 changed files with 4 additions and 3 deletions
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7
lodash.src.js
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@@ -11557,13 +11557,14 @@
// Add `LazyWrapper` methods that accept an `iteratee` value. // Add `LazyWrapper` methods that accept an `iteratee` value.
arrayEach(['dropWhile', 'filter', 'map', 'takeWhile'], function(methodName, type) { arrayEach(['dropWhile', 'filter', 'map', 'takeWhile'], function(methodName, type) {
var isFilter = type != LAZY_MAP_FLAG, var isFilter = type != LAZY_MAP_FLAG,
isWhile = type == LAZY_DROP_WHILE_FLAG || type == LAZY_TAKE_WHILE_FLAG; isDropWhile = type == LAZY_DROP_WHILE_FLAG;
LazyWrapper.prototype[methodName] = function(iteratee, thisArg) { LazyWrapper.prototype[methodName] = function(iteratee, thisArg) {
var result = isWhile ? new LazyWrapper(this) : this.clone(), var filtered = this.__filtered__,
result = (filtered && isDropWhile) ? new LazyWrapper(this) : this.clone(),
iteratees = result.__iteratees__ || (result.__iteratees__ = []); iteratees = result.__iteratees__ || (result.__iteratees__ = []);
result.__filtered__ = result.__filtered__ || isFilter; result.__filtered__ = filtered || isFilter;
iteratees.push({ 'done': false, 'index': 0, 'iteratee': getCallback(iteratee, thisArg, 1), 'type': type }); iteratees.push({ 'done': false, 'index': 0, 'iteratee': getCallback(iteratee, thisArg, 1), 'type': type });
return result; return result;
}; };