RSCG – Hsu.Sg.FluentMember

RSCG – Hsu.Sg.FluentMember
 
 

name Hsu.Sg.FluentMember
nuget https://www.nuget.org/packages/Hsu.Sg.FluentMember/
link https://github.com/hsu-net/source-generators
author Net Hsu

Adding builder pattern to classes

 

This is how you can use Hsu.Sg.FluentMember .

The code that you start with is

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<Project Sdk="Microsoft.NET.Sdk">
 
  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>net8.0</TargetFramework>
  </PropertyGroup>
 
      <PropertyGroup>
        <EmitCompilerGeneratedFiles>true</EmitCompilerGeneratedFiles>
        <CompilerGeneratedFilesOutputPath>$(BaseIntermediateOutputPath)\GX</CompilerGeneratedFilesOutputPath>
    </PropertyGroup>
 
      <ItemGroup>
        <PackageReference Include="Hsu.Sg.FluentMember" Version="2024.101.8-rc175707">
          <PrivateAssets>all</PrivateAssets>
          <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
        </PackageReference>
      </ItemGroup>
 
      
       
</Project>

The code that you will use is

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using Builder;
 
var pOld = new Person();
pOld= pOld.WithFirstName("Andrei").WithLastName("Ignat").WithMiddleName("G");
 
System.Console.WriteLine(pOld.FullName());
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namespace Builder;
[Hsu.Sg.FluentMember.FluentMember]
public partial class Person
{
    public string FirstName { get; init; }
    public string? MiddleName { get; init; }
    public string LastName { get; init; }
 
    public string FullName()
    {
        return FirstName + " " + MiddleName + " "+LastName;
    }
     
}

 

The code that is generated is

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// <auto-generated/>
 
using System;
 
namespace Hsu.Sg.FluentMember
{
    /// <summary>
    /// The flag to generate member set method.
    /// </summary>
    [AttributeUsage(
        AttributeTargets.Struct |
        AttributeTargets.Class,
        AllowMultiple = false,
        Inherited = false)]
    internal sealed class FluentMemberAttribute : Attribute
    {
         
        /// <summary>
        ///     The public member are generated.
        /// </summary>
        public bool Public { get; set; } = true;
 
        /// <summary>
        ///     The internal member are generated.
        /// </summary>
        public bool Internal { get; set; }
 
        /// <summary>
        ///     The private member are generated.
        /// </summary>
        public bool Private { get; set; }
 
        /// <summary>
        ///     Only [FluentMemberGen] member are generated.
        /// </summary>
        public bool Only { get; set; }
 
        /// <summary>
        /// The prefix of member name.
        /// </summary>
        /// <remarks>default is `With`</remarks>
        public string Prefix { get; set; } = string.Empty;
    }
 
    [AttributeUsage(AttributeTargets.Field |
        AttributeTargets.Property |
        AttributeTargets.Event,
        AllowMultiple = false,
        Inherited = false)]
    internal sealed class FluentMemberGenAttribute : Attribute
    {
        /// <summary>
        ///   Ignore member.
        /// </summary>
        public bool Ignore { get; set; }
 
        /// <summary>
        /// The specific name of member.
        /// </summary>
        public string Identifier { get; set; } = string.Empty;
 
        /// <summary>
        /// The prefix of member name.
        /// </summary>
        /// <remarks>default is `With`</remarks>
        public string Prefix { get; set; } = string.Empty;
 
        /// <summary>
        /// The modifier of member
        /// </summary>
        /// <remarks>default is <see cref="Accessibility.Inherit"/></remarks>
        public Accessibility Modifier { get; set; } = Accessibility.Inherit;
    }
 
    /// <summary>
    /// The accessibility for fluent member set method.
    /// </summary>
    //[System.DefaultValue(Inherit)]
    internal enum Accessibility
    {
        /// <summary>
        /// Inherit from the member.
        /// </summary>
        Inherit,
        /// <summary>
        /// Is public access.
        /// </summary>
        Public,
        /// <summary>
        /// Is internal access.
        /// </summary>
        Internal,
        /// <summary>
        /// Is protected access.
        /// </summary>
        Protected,
        /// <summary>
        /// Is private access.
        /// </summary>
        Private
    }
     
    /// <summary>
    /// The event assignment
    /// </summary>
    //[System.DefaultValue(Add)]
    public enum EventAssignable
    {
        /// <summary>
        /// To add the event
        /// </summary>
        Add,
        /// <summary>
        /// To remove the event
        /// </summary>
        Remove,
        /// <summary>
        /// To set the event
        /// </summary>
        Assign
    }
}

Code and pdf at

https://ignatandrei.github.io/RSCG_Examples/v2/docs/Hsu.Sg.FluentMember