quantum-space-buddies/MirrorWeaver/ImprovedExtensions.cs

using Mono.Cecil;
using System.Collections.Generic;

namespace MirrorWeaver;

public static class ImprovedExtensions
{
	/// <summary>
	/// filters ONLY public fields instead of all non-private <br/>
	/// replaces generic parameter fields with their corresponding argument
	/// </summary>
	public static IEnumerable<FieldDefinition> FindAllPublicFields_Improved(this TypeReference tr)
	{
		while (tr != null)
		{
			var td = tr.Resolve();
			foreach (var fd in td.Fields)
			{
				if (fd.IsStatic || !fd.IsPublic)
				{
					continue;
				}

				if (fd.IsNotSerialized)
				{
					continue;
				}

				if (fd.FieldType is GenericParameter gp && gp.Owner == td)
				{
					fd.FieldType = ((GenericInstanceType)tr).GenericArguments[gp.Position];
				}

				yield return fd;
			}

			tr = td.BaseType;
		}
	}
}