import type { CommandContext, CommandResult, Keymap, KeymapEvent } from "../../index.js";
export interface ExCommandPayload {
    raw: string;
    args: readonly string[];
    payload?: unknown;
}
export interface ExCommand<TTarget extends object = object, TEvent extends KeymapEvent = KeymapEvent> {
    name: string;
    aliases?: string[];
    nargs?: "0" | "1" | "?" | "*" | "+";
    run: (ctx: CommandContext<TTarget, TEvent, ExCommandPayload>) => CommandResult<TTarget, TEvent>;
    [key: string]: unknown;
}
/**
 * Installs Ex command support. Ex commands are registered through normal
 * keymap layers by using a colon-prefixed command name or
 * `namespace: "excommands"`.
 */
export declare function registerExCommands<TTarget extends object, TEvent extends KeymapEvent>(keymap: Keymap<TTarget, TEvent>): () => void;