GetMethodBodyViaSRM

GetMethodBodyViaSRM.cs

/*
  "dependencies": {
        "System.Console": "4.0.0-beta-23516",
        "System.IO.FileSystem": "4.0.1-beta-23516",
        "System.Reflection": "4.1.0-beta-23516",
        "System.Reflection.Metadata": "1.1.0",
        "System.Reflection.TypeExtensions": "4.1.0-beta-23516"
      }
*/

using System.IO;
using System.Reflection;
using System.Reflection.Metadata;
using System.Reflection.Metadata.Ecma335;
using System.Reflection.PortableExecutable;

public class Program
{
    public static void Main(string[] args)
    {
        var typeInfo = typeof(Program).GetTypeInfo();
        var methodInfo = typeInfo.GetDeclaredMethod("Main");
        var metadataToken = methodInfo.GetMetadataToken();
        
        using (var stream = File.OpenRead(typeInfo.Assembly.Location))  // Issue: Location is empty on DNX
        using (var peReader = new PEReader(stream))
        {
            var metadataReader = peReader.GetMetadataReader();
            var methodHandle = MetadataTokens.MethodDefinitionHandle(metadataToken);
            var methodDef = metadataReader.GetMethodDefinition(methodHandle);
            var methodBody = peReader.GetMethodBody(methodDef.RelativeVirtualAddress);

            // ..
        }
    }
}