export type SyncNode = null | string | Iterable<Node>;export type AsyncNode = Promise<Node> | AsyncIterable<Node>;export type Node = SyncNode | AsyncNode;
export type Promisable<T> = T | Promise<T>;
export type ComponentType<P = Properties> = ( props: P,) => Node;
export type Children = any;export type Properties = Record<string, unknown>;
export type AwaitedRecord<P> = { [K in keyof P]: Awaited<P[K]>;};
export type TagName = string;export type AttrName = string;
export type PlaceholderRenderer = (id: string) => string;export type SubstitutionRenderer = ( id: string, children: AsyncIterable<string>,) => AsyncIterable<string>;
export interface RenderOptions { deferredTimeout?: number | false;
deferredPlaceholder?: PlaceholderRenderer;
deferredSubstitution?: SubstitutionRenderer;
streamDelay?: number;}