import { Schema, CheckType, CheckObject, CheckFunction } from "./Schema";
export declare class FieldSetUtil {
    static IsValidatorFunction<F>(check: CheckType<F>): check is CheckFunction<F>;
    static IsSchema<F>(check: CheckType<F>): check is Schema<F>;
    static Check<F>(subName: string, value: any, check: CheckType<F>): Promise<F>;
    static IsCheckObject<F>(check: CheckType<F> | CheckObject<F>): check is CheckObject<F>;
    static GetCheck<F>(check: CheckType<F> | CheckObject<F>): CheckType<F>;
    private static HasValid<T, U>(name, mixed, schema, has);
    static HasField<T>(name: string, mixed: any, schema: Schema<T>): Promise<{
        [f in keyof T]?: any;
    }>;
    static HasValidField<T>(name: string, mixed: any, schema: Schema<T>): Promise<T>;
}