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types(utils): isHidden ref param maybe undefined

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This commit is contained in:
chenjiahan 2020-10-09 20:33:41 +08:00
parent 14d2826cc7
commit bfdc6f6b4e
1 changed files with 7 additions and 1 deletions
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8
src/utils/dom/style.ts
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@ -1,7 +1,13 @@
import { unref, Ref } from 'vue'; import { unref, Ref } from 'vue';
export function isHidden(elementRef: HTMLElement | Ref<HTMLElement>) { export function isHidden(
elementRef: HTMLElement | Ref<HTMLElement | undefined>
) {
const el = unref(elementRef); const el = unref(elementRef);
if (!el) {
return false;
}
const style = window.getComputedStyle(el); const style = window.getComputedStyle(el);
const hidden = style.display === 'none'; const hidden = style.display === 'none';