ILSpy/ILSpy/Metadata/CorTables/MethodSemanticsTableTreeNode.cs

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using System.Collections.Generic;
using System.Reflection;
using System.Reflection.Metadata;
using System.Reflection.Metadata.Ecma335;

using ICSharpCode.Decompiler.Metadata;

namespace ILSpy.Metadata.CorTables
{
	/// <summary>
	/// View of the MethodSemantics table — links accessor methods (get/set/add/remove/raise)
	/// to the property or event they implement. <see cref="MetadataReader.GetMethodSemantics"/>
	/// returns a typed enumeration so byte-level reading isn't required.
	/// </summary>
	public sealed class MethodSemanticsTableTreeNode : MetadataTableTreeNode<MethodSemanticsTableTreeNode.MethodSemanticsEntry>
	{
		public MethodSemanticsTableTreeNode(MetadataFile metadataFile)
			: base(TableIndex.MethodSemantics, metadataFile)
		{
		}

		protected override IReadOnlyList<MethodSemanticsEntry> LoadTable()
		{
			var list = new List<MethodSemanticsEntry>();
			foreach (var row in metadataFile.Metadata.GetMethodSemantics())
				list.Add(new MethodSemanticsEntry(row.Handle, row.Semantics, row.Method, row.Association));
			return list;
		}

		public sealed class MethodSemanticsEntry
		{
			public int RID => MetadataTokens.GetToken(handle) & 0xFFFFFF;

			[ColumnInfo("X8")]
			public int Token => MetadataTokens.GetToken(handle);

			[ColumnInfo("X8")]
			public MethodSemanticsAttributes Semantics { get; }

			[ColumnInfo("X8", Kind = ColumnKind.Token)]
			public int Method => MetadataTokens.GetToken(method);

			[ColumnInfo("X8", Kind = ColumnKind.Token)]
			public int Association => MetadataTokens.GetToken(association);

			readonly Handle handle;
			readonly MethodDefinitionHandle method;
			readonly EntityHandle association;

			public MethodSemanticsEntry(Handle handle, MethodSemanticsAttributes semantics, MethodDefinitionHandle method, EntityHandle association)
			{
				this.handle = handle;
				Semantics = semantics;
				this.method = method;
				this.association = association;
			}
		}
	}
}