Exemplo n.º 1
0
        public override bool TrySetType(TypeNode expectedType, IMetaDataProvider metaDataProvider, out TypeNode resultType)
        {
            if (typeof(T) == typeof(Parameter))
            {
                var      p    = (Parameter)(object)this.Element;
                TypeNode type = metaDataProvider.ParameterType(p);
                this.isManagedPointer = metaDataProvider.IsManagedPointer(type);
                ResultType            = resultType = metaDataProvider.ManagedPointer(type);
                return(true);
            }

            if (typeof(T) == typeof(Field))
            {
                var      f    = (Field)(object)this.Element;
                TypeNode type = metaDataProvider.FieldType(f);
                this.isStatic         = metaDataProvider.IsStatic(f);
                this.isManagedPointer = metaDataProvider.IsManagedPointer(type);
                ResultType            = resultType = metaDataProvider.ManagedPointer(type);

                TypeNode declaringType = metaDataProvider.DeclaringType(f);
                if (metaDataProvider.IsManagedPointer(expectedType))
                {
                    expectedType = metaDataProvider.ElementType(expectedType);
                }
                expectedType = metaDataProvider.Unspecialized(expectedType);

                if (!metaDataProvider.IsStatic(f) && declaringType.Equals(expectedType) &&
                    (!metaDataProvider.DerivesFrom(expectedType, declaringType) ||
                     !metaDataProvider.IsProtected(f) && !metaDataProvider.IsPublic(f)))
                {
                    this.castTo = metaDataProvider.FullName(declaringType);
                }

                return(true);
            }

            if (typeof(T) == typeof(Local))
            {
                var      local = (Local)(object)this.Element;
                TypeNode type  = metaDataProvider.LocalType(local);
                this.isManagedPointer = metaDataProvider.IsManagedPointer(type);
                ResultType            = resultType = metaDataProvider.ManagedPointer(type);

                return(true);
            }

            if (typeof(T) == typeof(Method))
            {
                var method = (Method)(object)this.Element;
                ResultType = resultType = !IsAddressOf
                                                                ? metaDataProvider.ReturnType(method)
                                                                : metaDataProvider.ManagedPointer(metaDataProvider.ReturnType(method));

                if (metaDataProvider.IsManagedPointer(expectedType))
                {
                    expectedType = metaDataProvider.ElementType(expectedType);
                }
                expectedType = metaDataProvider.Unspecialized(expectedType);

                TypeNode declaringType = metaDataProvider.DeclaringType(method);
                if (!metaDataProvider.IsStatic(method) && declaringType.Equals(expectedType) &&
                    (!metaDataProvider.DerivesFrom(expectedType, declaringType) ||
                     !metaDataProvider.IsProtected(method) && !metaDataProvider.IsPublic(method)))
                {
                    this.castTo = metaDataProvider.FullName(declaringType);
                }

                return(true);
            }

            ResultType = resultType = default(TypeNode);
            return(false);
        }