private MemberEmitterDescription EmitMappingMembers(TypePair typePair)
        {
            List <MappingMember>     members = _mappingMemberBuilder.Build(typePair);
            MemberEmitterDescription result  = _memberMapper.Build(typePair, members);

            return(result);
        }
        private Option <MapperCache> EmitMapClass(TypePair typePair, TypeBuilder typeBuilder)
        {
            MethodBuilder methodBuilder = typeBuilder.DefineMethod(MapClassMethod, OverrideProtected, typePair.Target,
                                                                   new[] { typePair.Source, typePair.Target });
            var codeGenerator = new CodeGenerator(methodBuilder.GetILGenerator());

            var emitterComposite = new EmitComposite();

            MemberEmitterDescription emitterDescription = EmitMappingMembers(typePair);

            emitterComposite.Add(emitterDescription.Emitter);
            emitterComposite.Add(EmitReturn.Return(EmitArgument.Load(typePair.Target, 2)));
            emitterComposite.Emit(codeGenerator);
            return(emitterDescription.MapperCache);
        }
        private MemberEmitterDescription EmitMappingMembers(List <MappingMember> members)
        {
            MemberEmitterDescription result = _memberMapper.Build(members);

            return(result);
        }