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chore(decorators): update key types for ariaProperty

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PiperOrigin-RevId: 460552893
This commit is contained in:
Elizabeth Mitchell 2022-07-12 14:27:48 -07:00 committed by Copybara-Service
parent 0949b075e5
commit 42bf876fe1
1 changed files with 5 additions and 5 deletions
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10
decorators/aria-property.ts
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@ -31,8 +31,8 @@ import {ReactiveElement} from 'lit';
* @category Decorator
* @ExportDecoratedItems
*/
export function ariaProperty(
prototype: ReactiveElement, property: keyof ARIAMixin) {
export function ariaProperty<E extends ReactiveElement, K extends keyof E&
`aria${string}`>(prototype: E, property: K) {
// Replace the ARIAMixin property with data-* attribute syncing instead of
// using the native aria-* attribute reflection. This preserves the attribute
// for SSR and avoids screenreader conflicts after delegating the attribute
@ -75,9 +75,9 @@ export function ariaProperty(
// tslint is failing here, but the types are correct (ARIAMixin
// properties do not obfuscate with closure)
// tslint:disable-next-line:no-dict-access-on-struct-type
return this[property];
return (this as E)[property];
},
set(this: ReactiveElement, value: string) {
set(this: ReactiveElement, value: E[K]) {
if (removingAttribute) {
// Ignore this update, which is triggered below
return;
@ -88,7 +88,7 @@ export function ariaProperty(
// tslint is failing here, but the types are correct (ARIAMixin
// properties do not obfuscate with closure)
// tslint:disable-next-line:no-dict-access-on-struct-type
this[property] = value;
(this as E)[property] = value;
// Remove the `aria-*` attribute, which will call this setter again with
// the incorrect value. Ignore these updates.
removingAttribute = true;