import type { CommandResult, OutputMode, VitrisEvent } from "./types.ts";
export declare class EventStream {
    private mode;
    private events;
    constructor(mode?: OutputMode);
    getMode(): OutputMode;
    emit(event: Omit<VitrisEvent, "timestamp">): void;
    log(message: string): void;
    error(message: string): void;
    status(status: unknown): void;
    finish<T>(result: CommandResult<T>): void;
}
export declare function determineOutputMode(flags: {
    json?: boolean;
    events?: boolean;
}): OutputMode;