1 | import baseIteratee from './_baseIteratee';
|
2 | import baseWhile from './_baseWhile';
|
3 |
|
4 | /**
|
5 | * Creates a slice of `array` excluding elements dropped from the end.
|
6 | * Elements are dropped until `predicate` returns falsey. The predicate is
|
7 | * invoked with three arguments: (value, index, array).
|
8 | *
|
9 | * @static
|
10 | * @memberOf _
|
11 | * @since 3.0.0
|
12 | * @category Array
|
13 | * @param {Array} array The array to query.
|
14 | * @param {Array|Function|Object|string} [predicate=_.identity]
|
15 | * The function invoked per iteration.
|
16 | * @returns {Array} Returns the slice of `array`.
|
17 | * @example
|
18 | *
|
19 | * var users = [
|
20 | * { 'user': 'barney', 'active': true },
|
21 | * { 'user': 'fred', 'active': false },
|
22 | * { 'user': 'pebbles', 'active': false }
|
23 | * ];
|
24 | *
|
25 | * _.dropRightWhile(users, function(o) { return !o.active; });
|
26 | * // => objects for ['barney']
|
27 | *
|
28 | * // The `_.matches` iteratee shorthand.
|
29 | * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false });
|
30 | * // => objects for ['barney', 'fred']
|
31 | *
|
32 | * // The `_.matchesProperty` iteratee shorthand.
|
33 | * _.dropRightWhile(users, ['active', false]);
|
34 | * // => objects for ['barney']
|
35 | *
|
36 | * // The `_.property` iteratee shorthand.
|
37 | * _.dropRightWhile(users, 'active');
|
38 | * // => objects for ['barney', 'fred', 'pebbles']
|
39 | */
|
40 | function dropRightWhile(array, predicate) {
|
41 | return (array && array.length)
|
42 | ? baseWhile(array, baseIteratee(predicate, 3), true, true)
|
43 | : [];
|
44 | }
|
45 |
|
46 | export default dropRightWhile;
|