public void AssembleTypes(GeneratedAssembly assembly)
        {
            var operations = new DocumentOperations(assembly, _mapping, _options);

            assembly.UsingNamespaces.Add(typeof(CommandExtensions).Namespace);
            assembly.UsingNamespaces.Add(typeof(TenantIdArgument).Namespace);
            assembly.UsingNamespaces.Add(typeof(NpgsqlCommand).Namespace);
            assembly.UsingNamespaces.Add(typeof(Weasel.Core.CommandExtensions).Namespace);


            var queryOnly = new DocumentStorageBuilder(_mapping, StorageStyle.QueryOnly, x => x.QueryOnlySelector)
                            .Build(assembly, operations);

            var lightweight = new DocumentStorageBuilder(_mapping, StorageStyle.Lightweight, x => x.LightweightSelector)
                              .Build(assembly, operations);

            var identityMap = new DocumentStorageBuilder(_mapping, StorageStyle.IdentityMap, x => x.IdentityMapSelector)
                              .Build(assembly, operations);

            var dirtyTracking =
                new DocumentStorageBuilder(_mapping, StorageStyle.DirtyTracking, x => x.DirtyCheckingSelector)
                .Build(assembly, operations);

            var bulkWriterType = new BulkLoaderBuilder(_mapping).BuildType(assembly);

            buildProviderType(assembly, queryOnly, bulkWriterType, lightweight, identityMap, dirtyTracking);

            var types = new[] { typeof(IDocumentStorage <>), _mapping.DocumentType, _mapping.IdStrategy.GetType() };

            assembly.Rules.ReferenceTypes(types);
        }
        public DocumentProvider <T> Generate <T>()
        {
            var assembly = new GeneratedAssembly(new GenerationRules("Marten.Generated"));

            var operations = new DocumentOperations(assembly, _mapping, _options);

            assembly.Namespaces.Add(typeof(CommandExtensions).Namespace);
            assembly.Namespaces.Add(typeof(TenantIdArgument).Namespace);
            assembly.Namespaces.Add(typeof(NpgsqlCommand).Namespace);


            var queryOnly = new DocumentStorageBuilder(_mapping, StorageStyle.QueryOnly, x => x.QueryOnlySelector)
                            .Build(assembly, operations);

            var lightweight = new DocumentStorageBuilder(_mapping, StorageStyle.Lightweight, x => x.LightweightSelector)
                              .Build(assembly, operations);

            var identityMap = new DocumentStorageBuilder(_mapping, StorageStyle.IdentityMap, x => x.IdentityMapSelector)
                              .Build(assembly, operations);

            var dirtyTracking = new DocumentStorageBuilder(_mapping, StorageStyle.DirtyTracking, x => x.DirtyCheckingSelector)
                                .Build(assembly, operations);

            var bulkWriterType = new BulkLoaderBuilder(_mapping).BuildType(assembly);

            var compiler = new AssemblyGenerator();

            compiler.ReferenceAssembly(typeof(IDocumentStorage <>).Assembly);
            compiler.ReferenceAssembly(typeof(T).Assembly);

            compiler.Compile(assembly);

            var slot = new DocumentProvider <T>
            {
                QueryOnly     = (IDocumentStorage <T>)Activator.CreateInstance(queryOnly.CompiledType, _mapping),
                Lightweight   = (IDocumentStorage <T>)Activator.CreateInstance(lightweight.CompiledType, _mapping),
                IdentityMap   = (IDocumentStorage <T>)Activator.CreateInstance(identityMap.CompiledType, _mapping),
                DirtyTracking = (IDocumentStorage <T>)Activator.CreateInstance(dirtyTracking.CompiledType, _mapping),

                Operations        = operations,
                QueryOnlyType     = queryOnly,
                LightweightType   = lightweight,
                IdentityMapType   = identityMap,
                DirtyTrackingType = dirtyTracking
            };

            slot.BulkLoader = _mapping.IsHierarchy()
                ? (IBulkLoader <T>)Activator.CreateInstance(bulkWriterType.CompiledType, slot.QueryOnly, _mapping)
                : (IBulkLoader <T>)Activator.CreateInstance(bulkWriterType.CompiledType, slot.QueryOnly);

            slot.BulkLoaderType = bulkWriterType;

            return(slot);
        }
        public DocumentProvider <T> Generate <T>()
        {
            var assembly = new GeneratedAssembly(new GenerationRules("Marten.Generated"));

            var operations = new DocumentOperations(assembly, _mapping, _options);

            assembly.Namespaces.Add(typeof(CommandExtensions).Namespace);
            assembly.Namespaces.Add(typeof(TenantIdArgument).Namespace);
            assembly.Namespaces.Add(typeof(NpgsqlCommand).Namespace);


            var queryOnly = new DocumentStorageBuilder(_mapping, StorageStyle.QueryOnly, x => x.QueryOnlySelector)
                            .Build(assembly, operations);

            var lightweight = new DocumentStorageBuilder(_mapping, StorageStyle.Lightweight, x => x.LightweightSelector)
                              .Build(assembly, operations);

            var identityMap = new DocumentStorageBuilder(_mapping, StorageStyle.IdentityMap, x => x.IdentityMapSelector)
                              .Build(assembly, operations);

            var dirtyTracking = new DocumentStorageBuilder(_mapping, StorageStyle.DirtyTracking, x => x.DirtyCheckingSelector)
                                .Build(assembly, operations);

            var bulkWriterType = new BulkLoaderBuilder(_mapping).BuildType(assembly);

            var compiler = new AssemblyGenerator();

            compiler.ReferenceAssembly(typeof(IDocumentStorage <>).Assembly);
            compiler.ReferenceAssembly(typeof(T).Assembly);

            try
            {
                compiler.Compile(assembly);
            }
            catch (Exception e)
            {
                if (e.Message.Contains("is inaccessible due to its protection level"))
                {
                    throw new InvalidOperationException($"Requested document type '{_mapping.DocumentType.FullNameInCode()}' must be either scoped as 'public' or the assembly holding it must use the {nameof(InternalsVisibleToAttribute)} pointing to 'Marten.Generated'", e);
                }

                throw;
            }

            var slot = new DocumentProvider <T>
            {
                QueryOnly     = (IDocumentStorage <T>)Activator.CreateInstance(queryOnly.CompiledType, _mapping),
                Lightweight   = (IDocumentStorage <T>)Activator.CreateInstance(lightweight.CompiledType, _mapping),
                IdentityMap   = (IDocumentStorage <T>)Activator.CreateInstance(identityMap.CompiledType, _mapping),
                DirtyTracking = (IDocumentStorage <T>)Activator.CreateInstance(dirtyTracking.CompiledType, _mapping),

                Operations        = operations,
                QueryOnlyType     = queryOnly,
                LightweightType   = lightweight,
                IdentityMapType   = identityMap,
                DirtyTrackingType = dirtyTracking
            };

            slot.BulkLoader = _mapping.IsHierarchy()
                ? (IBulkLoader <T>)Activator.CreateInstance(bulkWriterType.CompiledType, slot.QueryOnly, _mapping)
                : (IBulkLoader <T>)Activator.CreateInstance(bulkWriterType.CompiledType, slot.QueryOnly);

            slot.BulkLoaderType = bulkWriterType;

            return(slot);
        }
        public DocumentProvider <T> Generate <T>()
        {
            var assembly = new GeneratedAssembly(new GenerationRules(SchemaConstants.MartenGeneratedNamespace));

            var operations = new DocumentOperations(assembly, _mapping, _options);

            assembly.Namespaces.Add(typeof(CommandExtensions).Namespace);
            assembly.Namespaces.Add(typeof(Weasel.Core.CommandExtensions).Namespace);
            assembly.Namespaces.Add(typeof(TenantIdArgument).Namespace);
            assembly.Namespaces.Add(typeof(NpgsqlCommand).Namespace);


            var queryOnly = new DocumentStorageBuilder(_mapping, StorageStyle.QueryOnly, x => x.QueryOnlySelector)
                            .Build(assembly, operations);

            var lightweight = new DocumentStorageBuilder(_mapping, StorageStyle.Lightweight, x => x.LightweightSelector)
                              .Build(assembly, operations);

            var identityMap = new DocumentStorageBuilder(_mapping, StorageStyle.IdentityMap, x => x.IdentityMapSelector)
                              .Build(assembly, operations);

            var dirtyTracking = new DocumentStorageBuilder(_mapping, StorageStyle.DirtyTracking, x => x.DirtyCheckingSelector)
                                .Build(assembly, operations);

            var bulkWriterType = new BulkLoaderBuilder(_mapping).BuildType(assembly);

            var compiler = new AssemblyGenerator();

            var types = new[]
            {
                typeof(IDocumentStorage <>),
                typeof(T),
            };

            foreach (var referencedAssembly in WalkReferencedAssemblies.ForTypes(types))
            {
                compiler.ReferenceAssembly(referencedAssembly);
            }

            var providerType = assembly.AddType(ProviderName,
                                                typeof(DocumentProvider <>).MakeGenericType(_mapping.DocumentType));

            providerType.AllInjectedFields.Clear();

            providerType.AllInjectedFields.Add(new InjectedField(typeof(DocumentMapping), "mapping"));

            var bulkWriterArgType = typeof(IBulkLoader <>).MakeGenericType(_mapping.DocumentType);
            var bulkWriterArgs    = $"new {queryOnly.TypeName}(mapping)";

            if (bulkWriterType.AllInjectedFields.Count == 2)
            {
                bulkWriterArgs += ", mapping";
            }

            var bulkWriterCode = $"new {bulkWriterType.TypeName}({bulkWriterArgs})";

            providerType.BaseConstructorArguments[0] = new Variable(bulkWriterArgType, bulkWriterCode);


            providerType.BaseConstructorArguments[1] = new CreateFromDocumentMapping(_mapping, typeof(IDocumentStorage <>), queryOnly);
            providerType.BaseConstructorArguments[2] = new CreateFromDocumentMapping(_mapping, typeof(IDocumentStorage <>), lightweight);
            providerType.BaseConstructorArguments[3] = new CreateFromDocumentMapping(_mapping, typeof(IDocumentStorage <>), identityMap);
            providerType.BaseConstructorArguments[4] = new CreateFromDocumentMapping(_mapping, typeof(IDocumentStorage <>), dirtyTracking);


            try
            {
                compiler.Compile(assembly);
            }
            catch (Exception e)
            {
                if (e.Message.Contains("is inaccessible due to its protection level"))
                {
                    throw new InvalidOperationException($"Requested document type '{_mapping.DocumentType.FullNameInCode()}' must be either scoped as 'public' or the assembly holding it must use the {nameof(InternalsVisibleToAttribute)} pointing to 'Marten.Generated'", e);
                }

                throw;
            }

            return((DocumentProvider <T>)Activator.CreateInstance(providerType.CompiledType, _mapping));
        }