variant/lib/remote.d.ts

Variant types (a.k.a. Discriminated Unions) in TypeScript

import { Handler } from './match';
import { Property, VariantModule, VariantOf } from './variant';
declare type IsFunctions<T extends VariantModule<K>, K extends string = 'type'> = {
    [P in keyof T]: <O extends Property<K, string>>(object: O | {} | null | undefined) => object is VariantOf<T, P, K>;
};
export interface Remote<T extends VariantModule<K>, K extends string = 'type'> {
    readonly key: K;
    readonly is: IsFunctions<T, K>;
    readonly new: T;
    readonly match: <H extends Handler<T>>(obj: VariantOf<T, undefined, K>, handler: H) => ReturnType<H[keyof H]>;
}
export declare function remote<T extends VariantModule<K>, K extends string = 'type'>(vmod: T, keyProp?: K): Remote<T, K>;
export {};
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