import { ElementProxy } from "../ElementProxy";
import { IElement } from "../IElement";
export default class Echo implements IElement {
    proxy: ElementProxy<this>;
    $$: IElement;
    $: this;
    message: string | object;
    color?: string;
    pretty?: boolean;
    schema?: boolean;
    transforms: (string | object)[];
    private _transform;
    constructor();
    init(props: any): void;
    prepare(): Promise<void>;
    exec(): Promise<any>;
}