| 28 | |
| 29 | // 实现 |
| 30 | export function extendRef<R extends Ref<any>, Extend extends object>(ref: R, extend: Extend, { enumerable = false, unwrap = true }: ExtendRefOptions = {}) { |
| 31 | for (const [key, value] of Object.entries(extend)) { |
| 32 | if (key === 'value') |
| 33 | continue |
| 34 | |
| 35 | if (isRef(value) && unwrap) { |
| 36 | Object.defineProperty(ref, key, { |
| 37 | get() { |
| 38 | return value.value |
| 39 | }, |
| 40 | set(v) { |
| 41 | value.value = v |
| 42 | }, |
| 43 | enumerable, |
| 44 | }) |
| 45 | } |
| 46 | else { |
| 47 | Object.defineProperty(ref, key, { value, enumerable }) |
| 48 | } |
| 49 | } |
| 50 | return ref |
| 51 | } |