export interface NumberValidationOptions {
    allowSkip: boolean;
    min?: number;
    max?: number;
    emptyError: string;
}
export type NumberValidationOutcome = {
    ok: true;
    skip: true;
} | {
    ok: true;
    skip: false;
    value: number;
} | {
    ok: false;
    error: string;
};
export declare function validateNumberField(input: string, opts: NumberValidationOptions): NumberValidationOutcome;
export interface TextValidationOptions {
    allowSkip: boolean;
    minLength?: number;
    maxLength?: number;
    emptyError: string;
}
export type TextValidationOutcome = {
    ok: true;
    skip: true;
} | {
    ok: true;
    skip: false;
} | {
    ok: false;
    error: string;
};
export declare function validateTextField(input: string, opts: TextValidationOptions): TextValidationOutcome;