import type { Jack } from 'jackspeak';
import type { Commands, LoadedConfig } from './config/index.ts';
import type { Views } from './view.ts';
export type CommandUsage = () => Jack;
/**
 * A command function that may return a result of `T`.
 * If the result is `undefined`, no final output will be displayed by default.
 */
export type CommandFn<T = unknown> = (conf: LoadedConfig) => Promise<T>;
export type Command<T> = {
    command: CommandFn<T>;
    usage: CommandUsage;
    views: Views<T>;
};
export declare const loadCommand: <T>(command: Commands[keyof Commands] | undefined) => Promise<Command<T>>;