コード例 #1
0
        /// <summary>
        /// Chains two results together by taking the value of the result, and passing it to the
        /// given function which returns another result. If the result is a failure, then the
        /// function will not be applied.
        /// </summary>
        /// <typeparam name="TNewValue">
        /// The type of the result that the value will be mapped to.
        /// </typeparam>
        /// <param name="function">The function to apply to the value.</param>
        /// <returns>A new result with the mapping applied.</returns>
        public Exceptional <TNewValue> Then <TNewValue>(Func <T, Exceptional <TNewValue> > function)
        {
            if (function == null)
            {
                throw new ArgumentNullException("function");
            }

            if (IsSuccess)
            {
                return(function(Value));
            }
            else
            {
                return(Exceptional <TNewValue> .Failure(Exception));
            }
        }
コード例 #2
0
        /// <summary>
        /// Maps the given function to the contents of the result. If the result is a success, the
        /// function will be applied to the success value; otherwise, the function will not be applied.
        /// </summary>
        /// <typeparam name="TNewValue">The type that the success value will be mapped to.</typeparam>
        /// <param name="function">The function to apply to the success value of the result.</param>
        /// <returns>A copy of the result with the mapping applied.</returns>
        public Exceptional <TNewValue> Map <TNewValue>(Func <T, TNewValue> function)
        {
            if (function == null)
            {
                throw new ArgumentNullException("function");
            }

            if (IsSuccess)
            {
                return(Exceptional <TNewValue> .Success(function(Value), PagingInfo));
            }
            else
            {
                return(Exceptional <TNewValue> .Failure(Exception));
            }
        }