Type Alias FluentOptionalSchema<T, TRules, TCalledRules, TUsedCustomRules>

FluentOptionalSchema: TypeGuard<undefined | T> & {
    [K in Exclude<keyof TRules, TCalledRules[number]>]: Fn<
        Parameters<TRules[K]>,
        FluentOptionalSchema<T, TRules, [...TCalledRules, K], TUsedCustomRules>,
    >
} & {
    use<Args extends any[], RuleName extends string>(
        rule: Custom<Args, RuleName, T>,
    ): FluentOptionalSchema<
        T,
        TRules,
        TCalledRules,
        [...TUsedCustomRules[], Custom<Args, RuleName, T>],
    >;
    use<
        TCustomRules extends
            [Custom<any[], string, T>, ...Custom<any[], string, T>[]],
    >(
        ...rules: TCustomRules,
    ): FluentOptionalSchema<
        T,
        TRules,
        TCalledRules,
        [...TUsedCustomRules[], ...TCustomRules[]],
    >;
    validator(
        throwOnError?: true,
    ): (...args: [arg: unknown]) => T | undefined & {
        "[tags]": { [K in Tag]: Metadata };
    } & {
        validate: ThrowableFn<ValidationErrors, [arg: unknown], undefined | T>;
    };
    validator(
        throwOnError: false,
    ): (...args: [arg: unknown]) => ValidateReturn & {
        validate: ThrowableFn<ValidationErrors, [arg: unknown], undefined | T>;
    };
    validator(
        throwOnError: boolean,
    ): (...args: [arg: unknown]) => ValidateReturn & {
        validate: Fn<[arg: unknown], ValidateReturn<undefined | T>>;
    };
} & { toStandardSchema(): StandardSchemaV1<T | undefined, T | undefined> }