import { VNode } from "preact";
export type SwissAttrs = Record<string, unknown>;
type Keys<Attrs extends SwissAttrs> = {
    [K in keyof Attrs]: Attrs[K] extends (...args: unknown[]) => unknown ? never : K;
}[keyof Attrs];
export type GetAttrs<Attrs extends SwissAttrs> = Pick<{
    [K in keyof Attrs]: Attrs[K] extends string ? Attrs[K] : string;
}, Keys<Attrs>>;
export type SwissName<N extends string> = N extends `${string}-${string}` ? N : `Switzerland: ${N} is an invalid custom element name`;
export type SwissTree<Attrs extends SwissAttrs> = (args: {
    attrs: GetAttrs<Attrs>;
    error: null | Error;
}) => null | VNode;
export type SwissEvent<AttrKeys> = AttrKeys extends `on${infer E}` ? E : never;
export type DispatchEventPayload = Record<string, unknown>;
export type DispatchEventOptions = Record<string, unknown>;
export {};
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