RSCG Example–ApparatusAOT–part 26

 

 

name ApparatusAOT
nuget

https://www.nuget.org/packages/Apparatus.AOT.Reflection/

link https://github.com/byme8/Apparatus.AOT.Reflection
author Stanislav Silin

This will generate code for investigating at runtime the properties of an object
 

The code that you start with is

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//no special requirements
 
class Person
 
{
 
    [Required]
 
    public string FirstName { get; set; }
 
    public string LastName { get; set; }
 
}

The code that you will use is

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var pOldPerson = new Person();
 
pOldPerson.FirstName = "Andrei";
 
 
 
var prop = pOldPerson.GetProperties().Values ;
 
foreach (var item in prop)
 
{
 
    Console.WriteLine($"{item.Name} Attr: {item.Attributes.Length} value {item.Name}");
 
    if(item.TryGetValue(pOldPerson, out var val)){
 
        Console.WriteLine("value : " + val);
 
    }
 
     
 
}           

 

The code that is generated is

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using System;
 
using System.Linq;
 
 
 
namespace Apparatus.AOT.Reflection
 
{
 
    public static class CopyConstructor_PersonExtensions
 
    {
 
        [global::System.Runtime.CompilerServices.ModuleInitializer]
 
        public static void Bootstrap()
 
        {
 
            MetadataStore<global::CopyConstructor.Person>.Data = _lazy;
 
        }
 
 
 
        private static global::System.Lazy<global::System.Collections.Generic.IReadOnlyDictionary<string, IPropertyInfo>> _lazy = new global::System.Lazy<global::System.Collections.Generic.IReadOnlyDictionary<string, IPropertyInfo>>(new global::System.Collections.Generic.Dictionary<string, IPropertyInfo>
 
        {
 
            { "FirstName", new global::Apparatus.AOT.Reflection.PropertyInfo<global::CopyConstructor.Person,string>(
 
                        "FirstName",
 
                        new global::System.Attribute[]
 
                        {
 
                            new global::System.ComponentModel.DataAnnotations.RequiredAttribute(),
 
                        },
 
                        instance => instance.FirstName, (instance, value) => instance.FirstName = value)
 
                },
 
            { "LastName", new global::Apparatus.AOT.Reflection.PropertyInfo<global::CopyConstructor.Person,string>(
 
                        "LastName",
 
                        new global::System.Attribute[]
 
                        {
 
                             
 
                        },
 
                        instance => instance.LastName, (instance, value) => instance.LastName = value)
 
                },
 
        });
 
 
 
 
 
        internal static global::System.Collections.Generic.IReadOnlyDictionary<string, IPropertyInfo> GetProperties(this global::CopyConstructor.Person value)
 
        {
 
            return _lazy.Value;
 
        }
 
    }
 
}

Example Code: https://github.com/ignatandrei/RSCG_Examples/tree/main/ApparatusAOT

All RSCG

NrBlog Post
1RSCG–part 1
2RSCG- AppVersion–part 2
3http://msprogrammer.serviciipeweb.ro/2021/02/17/rsgc-enum-part-3/
4RSGC-JSON to Class- part 4
5RSGC-Constructor – Deconstructor – part 5
6RSGC – DTO Mapper – part 6
7RSGC – Skinny Controllers- part 7
8RSGC-Builder Design Pattern – part 8
9RSGC- MetadataFromObject – part 9
10RSGC- Dynamic Mock – part 10
11RSCG- Method Decorator – part 11
12RSCG – Curry – Partial function – part 12
13RSCG- part 13 – IFormattable
14RSCG- part 14 – DP_Decorator
15RSCG- part 15 – Expression Generator
16RSCG- part 16 – Many Others
17RSCG- the book
18RSCG–Template Rendering- part 17
19CI Version
20HttpClientGenerator
21Query from database
22AutoRegister
23TinyTypes
24Static2Interface
25AppSettings
26Properties
27
Roslyn Source Code Generators