Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --min-preparse-length=0 |
| 6 | |
| 7 | function variadic(co, ...values) { |
| 8 | var sum = 0; |
| 9 | while (values.length) { |
| 10 | sum += co * values.pop(); |
| 11 | } |
| 12 | return sum; |
| 13 | } |
| 14 | |
| 15 | var arrowVariadic = (co, ...values) => { |
| 16 | var sum = 0; |
| 17 | while (values.length) { |
| 18 | sum += co * values.pop(); |
| 19 | } |
| 20 | return sum; |
| 21 | } |
| 22 | |
| 23 | assertEquals(1, variadic.length); |
| 24 | assertEquals(1, arrowVariadic.length); |
| 25 | |
| 26 | assertEquals(90, variadic(2, 1, 2, 3, 4, 5, 6, 7, 8, 9)); |
| 27 | assertEquals(74, variadic(2, 1, 2, 3, 4, 5, 6, 7, 9)); |
| 28 | assertEquals(110, variadic(2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10)); |
| 29 | |
| 30 | assertEquals(90, arrowVariadic(2, 1, 2, 3, 4, 5, 6, 7, 8, 9)); |
| 31 | assertEquals(74, arrowVariadic(2, 1, 2, 3, 4, 5, 6, 7, 9)); |
| 32 | assertEquals(110, arrowVariadic(2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10)); |