/// <summary> /// Validates that the parameter is not empty or white space. Otherwise, an <see cref="ArgumentException" /> is thrown. /// </summary> /// <param name="validator">The <see cref="ParameterValidator{TParameter}" />.</param> /// <returns>The same instance of <see cref="ParameterValidator{TParameter}" />.</returns> /// <exception cref="ArgumentException">Thrown when the parameter is empty or white space.</exception> public static ParameterValidator <string> IsNotWhiteSpace(this ParameterValidator <string> validator) { return(validator.IsNotWhiteSpace(ExceptionMessages.VALUE_CANNOT_BE_EMPTY_OR_WHITE_SPACE)); }