import { Plugin } from '../../types.js';
export interface MyCoolExtensionType {
    saySomethingCool(): void;
}
export declare class SimpleCoolExtensionProvider implements MyCoolExtensionType {
    saySomethingCool(): void;
}
export declare class BarPlugin extends Plugin implements MyCoolExtensionType {
    start(): Promise<void>;
    stop(): Promise<void>;
    saySomethingCool(): void;
}