export declare type Promisable<T> = Promise<T> | T;
export declare type ModuleSource = string | SharedArrayBuffer | Uint8Array;
export declare type ModuleFormat = "builtin" | "commonjs" | "json" | "module" | "wasm";
export declare type ResolveHook = (specifier: string, context: {
    conditions: string[];
    parentURL?: string;
}, fallback: ResolveHook) => Promisable<{
    url: string;
    format?: ModuleFormat;
}>;
export declare type GetFormatHook = (url: string, context: object, fallback: GetFormatHook) => Promisable<{
    format: ModuleFormat;
}>;
export declare type TransformHook = (source: ModuleSource, context: Record<"url" | "format", string>, fallback: TransformHook) => Promisable<{
    source: ModuleSource;
}>;
export declare type LoadHook = (url: string, context: {
    format?: ModuleFormat;
}, fallback: LoadHook) => Promisable<{
    format: ModuleFormat;
    source: ModuleSource;
}>;