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Cleanup lazyValue.

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This commit is contained in:
John-David Dalton
2014-10-03 00:13:19 -07:00
parent ad10a1eba5
commit 5334c599f0
1 changed files with 20 additions and 27 deletions
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47
lodash.js
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@@ -4749,9 +4749,9 @@
if (array instanceof LodashWrapper) {
array = array.value();
}
var start = 0,
end = array.length,
length = end,
var length = array.length,
start = 0,
end = length,
views = this.views,
viewsLength = views.length;
@@ -4760,49 +4760,42 @@
size = view.size;
switch (view.type) {
case 'take': end = nativeMin(end, start + size); break;
case 'takeRight': start = nativeMax(start, end - size); break;
case 'drop': start += size; break;
case 'dropRight': end -= size; break;
case 'take': end = nativeMin(end, start + size); break;
case 'takeRight': start = nativeMax(start, end - size); break;
}
}
var dir = this.dir,
index = (dir == 1 ? start : end) - dir,
iteratees = this.iteratees,
iterateesLength = iteratees.length,
resIndex = -1,
resIndex = 0,
resLimit = end - start,
result = [];
outer:
while (length-- && result.length < resLimit) {
index += dir;
while (length-- && resIndex < resLimit) {
var iterateesIndex = -1,
value = array[index];
value = array[index += dir];
while (++iterateesIndex < iterateesLength) {
var data = iteratees[iterateesIndex],
iteratee = data.iteratee;
iteratee = data.iteratee,
output = iteratee(value, index, array),
type = data.type;
switch (data.type) {
case LAZY_FILTER_FLAG:
if (!iteratee(value, index, array)) {
continue outer;
}
break;
case LAZY_MAP_FLAG:
value = iteratee(value, index, array);
break;
case LAZY_WHILE_FLAG:
if (!iteratee(value, index, array)) {
break outer;
}
if (type == LAZY_MAP_FLAG) {
value = output;
} else if (!output) {
if (type == LAZY_FILTER_FLAG) {
continue outer;
} else {
break outer;
}
}
}
result[++resIndex] = value;
result[resIndex++] = value;
}
return result;
}