import { DynamicModule, ModuleMetadata } from '@nestjs/common';
/**
* @publicApi
*/
export declare class ConditionalModule {
/**
* @publicApi
*/
static registerWhen(module: Required<ModuleMetadata>['imports'][number], condition: string | ((env: NodeJS.ProcessEnv) => boolean), options?: {
timeout?: number;
debug?: boolean;
}): Promise<Required<Pick<DynamicModule, "imports" | "exports" | "module">>>;
}