typia/lib/transformers/ITransformOptions.d.mts

Superfast runtime validators with only one line

export interface ITransformOptions {
    /**
     * Whether to validate finite number or not.
     *
     * If configured true, number typed values would be validated by
     * Number.isNaN().
     *
     * However, whatever you configure, it would be ignored when marshaling or
     * parsing.
     *
     * - When marshaling, always be true
     *
     *   - AssertStringify()
     *   - ValidateEncode()
     * - When parsing, always be false
     *
     *   - AssertParse()
     *   - IsDecode()
     *
     * @default false
     */
    finite?: undefined | boolean;
    /**
     * Whether to validate finite number or not.
     *
     * If configured true, number typed values would be validated by
     * Number.isFinite().
     *
     * However, whatever you configure, it can be ignored in below case.
     *
     * - When `finite` option is true, this option would be ignored
     * - When marshaling, always be true
     *
     *   - AssertStringify()
     *   - ValidateEncode()
     * - When parsing, always be false
     *
     *   - AssertParse()
     *   - IsDecode()
     *
     * @default false
     */
    numeric?: undefined | boolean;
    /**
     * Whether to validate functional type or not.
     *
     * However, whatever you configure, it becomes false when marshaling or
     * parsing.
     *
     * @default false
     */
    functional?: undefined | boolean;
    /**
     * Whether to check undefined value or not.
     *
     * JavaScript can assign `undefined` value to a specific property and it is an
     * issue when validating without allowing superfluous properties. Should
     * undefined value assigned superfluous property be allowed or not?
     *
     * Note that, this option only works on {@link equals} function. Other function
     * like {@link assertEquals} or {@link validateEquals} would ignore this option
     * value and always allow the `undefined` value.
     *
     * @default true
     */
    undefined?: undefined | boolean;
}