You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
19 lines
558 B
19 lines
558 B
3 years ago
|
define(['./_cb', './_getLength'], function (_cb, _getLength) {
|
||
|
|
|
||
|
|
// Internal function to generate `_.findIndex` and `_.findLastIndex`.
|
||
|
|
function createPredicateIndexFinder(dir) {
|
||
|
|
return function(array, predicate, context) {
|
||
|
|
predicate = _cb(predicate, context);
|
||
|
|
var length = _getLength(array);
|
||
|
|
var index = dir > 0 ? 0 : length - 1;
|
||
|
|
for (; index >= 0 && index < length; index += dir) {
|
||
|
|
if (predicate(array[index], index, array)) return index;
|
||
|
|
}
|
||
|
|
return -1;
|
||
|
|
};
|
||
|
|
}
|
||
|
|
|
||
|
|
return createPredicateIndexFinder;
|
||
|
|
|
||
|
|
});
|