finpro/dist/internals/watch.d.ts

Design System

import FinproElement from './finpro-element';
declare type UpdateHandler = (prev?: unknown, next?: unknown) => void;
declare type NonUndefined<A> = A extends undefined ? never : A;
declare type UpdateHandlerFunctionKeys<T extends object> = {
    [K in keyof T]-?: NonUndefined<T[K]> extends UpdateHandler ? K : never;
}[keyof T];
interface WatchOptions {
    waitUntilFirstUpdate?: boolean;
}
export declare function watch(propertyName: string | string[], options?: WatchOptions): <ElemClass extends FinproElement>(proto: ElemClass, decoratedFnName: UpdateHandlerFunctionKeys<ElemClass>) => void;
export {};
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