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types: improve useRefs typing (#8117)

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neverland 2021-02-10 10:05:22 +08:00 committed by GitHub
parent 980ab18076
commit 38e3bc948d
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1 changed files with 6 additions and 6 deletions
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12
src/composables/use-refs.ts
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@ -1,15 +1,15 @@
import { ref, onBeforeUpdate } from 'vue'; import { ref, Ref, onBeforeUpdate } from 'vue';
export function useRefs() { export function useRefs<T = Element>() {
const refs = ref([] as Element[]); const refs = ref([]) as Ref<T[]>;
onBeforeUpdate(() => { onBeforeUpdate(() => {
refs.value = []; refs.value = [];
}); });
const setRefs = (index: number) => (el: Element) => { const setRefs = (index: number) => (el: unknown) => {
refs.value[index] = el; refs.value[index] = el as T;
}; };
return [refs, setRefs]; return [refs, setRefs] as const;
} }