rscg_demeter by Andrei Ignat

• NuGet / site data
• Details
  • Info
  • Original Readme
  • About
• How to use
  • Example (source csproj, source files)
  • Generated Files
• Useful
  • Download Example (.NET C# )
  • Share rscg_demeter
  • In the same category (FunctionalProgramming) - 15 other generators

NuGet / site data

Details

Info

info

Name: rscg_demeter

Interface to null object - common

Author: Andrei Ignat

NuGet: https://www.nuget.org/packages/rscg_demeter/

You can find more details at https://github.com/ignatandrei/rscg_demeter/

Source: https://github.com/ignatandrei/rscg_demeter/

Original Readme

note

RSCG_Demeter

Demeter Law : http://haacked.com/archive/2009/07/14/law-of-demeter-dot-counting.aspx/

Usage

Add the package RSCG_Demeter to the csproj

    <ItemGroup>
    <PackageReference Include="RSCG_Demeter" Version="2026.328.706" OutputItemType="Analyzer" ReferenceOutputAssembly="false"  />
  </ItemGroup>

Then build the project - the analyzer will run and show the errors in the error list.

Export

Add this to the csproj

    <ItemGroup>
        <CompilerVisibleProperty Include="RSCG_Demeter_GenerateFile" />
    </ItemGroup>
    <PropertyGroup>
        <RSCG_Demeter_GenerateFile>../YourProjectName.csproj.txt</RSCG_Demeter_GenerateFile>
    </PropertyGroup>

And the file YourProjectName.csproj.txt will be generated with the errors.

About

note

Generating diagnostics about Law of Demeter violations

How to use

Example (source csproj, source files)

CSharp Project

This is the CSharp Project that references rscg_demeter

<Project Sdk="Microsoft.NET.Sdk">

    <PropertyGroup>
        <OutputType>Exe</OutputType>
        <TargetFramework>net9.0</TargetFramework>
        <ImplicitUsings>enable</ImplicitUsings>
        <Nullable>enable</Nullable>
        <IsPackable>false</IsPackable>
        <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
        <WarningsNotAsErrors>CS0436,NU1903</WarningsNotAsErrors>

    </PropertyGroup>

    <ItemGroup>
        <CompilerVisibleProperty Include="RSCG_Demeter_GenerateFile" />
    </ItemGroup>

    <PropertyGroup>
        <RSCG_Demeter_GenerateFile>obj/gx/RSCG_Console.csproj.txt</RSCG_Demeter_GenerateFile>
    </PropertyGroup>


<ItemGroup>
    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="9.0.3" />
    <PackageReference Include="RSCG_Demeter" Version="2026.328.706" OutputItemType="Analyzer" ReferenceOutputAssembly="false" />
  </ItemGroup>



    <PropertyGroup>
        <EmitCompilerGeneratedFiles>true</EmitCompilerGeneratedFiles>
        <CompilerGeneratedFilesOutputPath>$(BaseIntermediateOutputPath)\GX</CompilerGeneratedFilesOutputPath>
    </PropertyGroup>
</Project>

Program.cs

This is the use of rscg_demeter in Program.cs

// See https://aka.ms/new-console-template for more information
using RSCG_Console;

Console.WriteLine("Hello, World!");
var dep = new Department();
dep.Employees.Add(new Employee());

foreach (var emp in dep.Employees)
{
    dep.EmployeeNames.Add(emp.Name);
}
var empAll = dep.Employees;
var empWithA = empAll.Where(it => it.Name.StartsWith("a"));
await Task.Run(dep.GetEmployees);
var asda = new List<int>(empAll.Select(it => it.ID).Distinct().OrderBy(it => it));
Console.WriteLine(asda.Count);
List<string> data = [];
var d = AppDomain.CurrentDomain.GetAssemblies()
    .Where(it => data.Any(a => !(it.FullName?.StartsWith(a) ?? false)))
    .Distinct()
    .ToArray();

var builder = new EmpBuilder().SetName("Ignat").SetId(1).SetName("Andrei");
var emp1 =builder.BuildEmployee();

Generated Files

Those are taken from $(BaseIntermediateOutputPath)\GX

RSCG_Console.csproj.txt

{
  "dateGenerator": "20250329050839",
  "nameGenerator": "Gerhart Hauptmann is feeling agreeable in Porto-Novo",
  "maxDemeterDots": 3,
  "locationsFound": 5,
  "DemeterLocations": [
    {
      "id": 1,
      "startLine": 5,
      "nrDots": 2,
      "endLine": 5,
      "filePath": "D:\\eu\\GitHub\\RSCG_Examples\\v2\\rscg_examples\\rscg_demeter\\src\\RSCG_Console\\Program.cs",
      "text": "dep.Employees.Add(new Employee())"
    },
    {
      "id": 2,
      "startLine": 9,
      "nrDots": 2,
      "endLine": 9,
      "filePath": "D:\\eu\\GitHub\\RSCG_Examples\\v2\\rscg_examples\\rscg_demeter\\src\\RSCG_Console\\Program.cs",
      "text": "    dep.EmployeeNames.Add(emp.Name)"
    },
    {
      "id": 3,
      "startLine": 12,
      "nrDots": 2,
      "endLine": 12,
      "filePath": "D:\\eu\\GitHub\\RSCG_Examples\\v2\\rscg_examples\\rscg_demeter\\src\\RSCG_Console\\Program.cs",
      "text": "it.Name.StartsWith(\u0022a\u0022)"
    },
    {
      "id": 4,
      "startLine": 14,
      "nrDots": 2,
      "endLine": 14,
      "filePath": "D:\\eu\\GitHub\\RSCG_Examples\\v2\\rscg_examples\\rscg_demeter\\src\\RSCG_Console\\Program.cs",
      "text": "empAll.Select(it =\u003E it.ID).Distinct().OrderBy(it =\u003E it)"
    },
    {
      "id": 5,
      "startLine": 17,
      "nrDots": 3,
      "endLine": 20,
      "filePath": "D:\\eu\\GitHub\\RSCG_Examples\\v2\\rscg_examples\\rscg_demeter\\src\\RSCG_Console\\Program.cs",
      "text": "AppDomain.CurrentDomain.GetAssemblies()\r\n    .Where(it =\u003E data.Any(a =\u003E !(it.FullName?.StartsWith(a) ?? false)))\r\n    .Distinct()\r\n    .ToArray()"
    }
  ]
}

Useful

Download Example (.NET C# )

tip

Download Example project rscg_demeter

Share rscg_demeter

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https://ignatandrei.github.io/RSCG_Examples/v2/docs/rscg_demeter

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