Boo.Lang.Compiler.CompilerErrorFactory.InvalidExtensionDefinition C# (CSharp) Method

        public static CompilerError InvalidExtensionDefinition(Node node)
        {
            return Instantiate("BCE0129", node);
        }

        public override void Apply(Node targetNode)
        {
            var typeMember = targetNode as TypeMember;

            if (typeMember == null)
            {
                Errors.Add(CompilerErrorFactory.InvalidExtensionDefinition(targetNode));
                return;
            }

            My <ExtensionTagger> .Instance.TagAsExtension(typeMember);
        }