import { InstallExtension, InstallExtensionService } from "../../abstractions/index.js";
export declare class DefaultInstallExtension implements InstallExtension.Interface {
    private installExtensionService;
    constructor(installExtensionService: InstallExtensionService.Interface);
    execute(source: string): Promise<import("../../abstractions/services/InstallExtensionService").InstallExtensionResult>;
}
export declare const installExtension: import("@webiny/di").Implementation<typeof DefaultInstallExtension>;