private TypeDefinitionHandle NextTypeHandle()

in src/Refasmer/Importer/Utils.cs [12:61]
39 lines of code
3 McCabe index (conditional complexity)

    private TypeDefinitionHandle NextTypeHandle() =>
        MetadataTokens.TypeDefinitionHandle(GetNextToken(TableIndex.TypeDef));

    private FieldDefinitionHandle NextFieldHandle() =>
        MetadataTokens.FieldDefinitionHandle(GetNextToken(TableIndex.Field));

    private MethodDefinitionHandle NextMethodHandle() =>
        MetadataTokens.MethodDefinitionHandle(GetNextToken(TableIndex.MethodDef));

    private ParameterHandle NextParameterHandle() => MetadataTokens.ParameterHandle(GetNextToken(TableIndex.Param));

    private EventDefinitionHandle NextEventHandle() =>
        MetadataTokens.EventDefinitionHandle(GetNextToken(TableIndex.Event));

    private PropertyDefinitionHandle NextPropertyHandle() =>
        MetadataTokens.PropertyDefinitionHandle(GetNextToken(TableIndex.Property));

    private static readonly Func<object, int?> RowId = MetaUtil.RowId;

    private EntityHandle FindMethod( string fullTypeName, string methodName, Func<BlobReader, bool> checkSignature )
    {
        var typeRefHandle = _reader.TypeReferences
            .SingleOrDefault(h => _reader.GetFullname(h) == fullTypeName);

        if (!IsNil(typeRefHandle))
        {
            return _reader.MemberReferences
                .Select(mrh => new { mrh, mr = _reader.GetMemberReference(mrh)})
                .Where(x => x.mr.Parent == typeRefHandle)
                .Where(x => _reader.GetString(x.mr.Name) == methodName)
                .Where(x => checkSignature(_reader.GetBlobReader(x.mr.Signature)))
                .Select(x => x.mrh)
                .SingleOrDefault();
        }

        var typeDefHandle = _reader.TypeDefinitions
            .SingleOrDefault(h => _reader.GetFullname(h) == fullTypeName);

        if (!IsNil(typeDefHandle))
        {
            return  _reader.GetTypeDefinition(typeDefHandle).GetMethods()
                .Select(mdh => new { mdh, md = _reader.GetMethodDefinition(mdh)})
                .Where(x => _reader.GetString(x.md.Name) == methodName)
                .Where(x => checkSignature(_reader.GetBlobReader(x.md.Signature)))
                .Select(x => x.mdh)
                .SingleOrDefault();
        }

        return default;
    }