import { DynamicModule } from '@nestjs/common';
import { Class } from './types';
export declare class ConfigModule {
    static forRoot<Providers extends Array<Class>>(providers?: Providers): DynamicModule;
    static forFeature<Providers extends Array<Class>>(providers: Providers): DynamicModule;
    static forTest<Config>(provider: Class<Config>, overrides?: Partial<Config>): DynamicModule;
}