import { FieldsConfiguration, FieldsConfigurationGeneratorFunction } from '../builder/types';
declare const FieldsGeneratorBrand: unique symbol;
export declare class FieldsGenerator<FactoryResult, InitialParameters extends any[]> {
    [FieldsGeneratorBrand]: void;
    generator: FieldsConfigurationGeneratorFunction<FactoryResult, InitialParameters>;
    constructor(generator: FieldsConfigurationGeneratorFunction<FactoryResult, InitialParameters>);
}
type ExtractGeneratorResult<T> = T extends (...args: any[]) => Generator<FieldsConfiguration<infer R>, never | void> ? R : never;
type ExtractGeneratorParameters<F> = F extends (...args: void[]) => Generator ? never : F extends (...args: [...infer P]) => Generator ? P : never;
type GeneratorFunction = (...args: any[]) => Generator;
export declare function generate<Gn extends GeneratorFunction>(generator: Gn): FieldsGenerator<ExtractGeneratorResult<Gn>, ExtractGeneratorParameters<Gn>>;
export declare function isFieldsGenerator<G extends FieldsGenerator<any, any>>(value: unknown): value is G;
export {};
//# sourceMappingURL=generate.d.ts.map