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perf: useRefs函数接收泛型类型 (#2952)

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smilv
2023-08-09 21:58:22 +08:00
committed by GitHub
parent 9babbc43fc
commit 86d5752ed7
1 changed files with 5 additions and 5 deletions
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10
packages/hooks/src/useRefs.ts
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@@ -1,17 +1,17 @@
import type { Ref } from 'vue'; import type { Ref } from 'vue';
import { onBeforeUpdate, shallowRef } from 'vue'; import { onBeforeUpdate, shallowRef } from 'vue';
function useRefs(): { function useRefs<T = HTMLElement>(): {
refs: Ref<HTMLElement[]>; refs: Ref<T[]>;
setRefs: (index: number) => (el: HTMLElement) => void; setRefs: (index: number) => (el: T) => void;
} { } {
const refs = shallowRef([]) as Ref<HTMLElement[]>; const refs = shallowRef([]) as Ref<T[]>;
onBeforeUpdate(() => { onBeforeUpdate(() => {
refs.value = []; refs.value = [];
}); });
const setRefs = (index: number) => (el: HTMLElement) => { const setRefs = (index: number) => (el: T) => {
refs.value[index] = el; refs.value[index] = el;
}; };