Exemplo n.º 1
0
        /// <summary>
        /// Resets numbering in anonymous type names and compiles the
        /// anonymous type methods. Also seals the collection of templates.
        /// </summary>
        public void AssignTemplatesNamesAndCompile(MethodCompiler compiler, PEModuleBuilder moduleBeingBuilt, DiagnosticBag diagnostics)
        {
            // Ensure all previous anonymous type templates are included so the
            // types are available for subsequent edit and continue generations.
            foreach (var key in moduleBeingBuilt.GetPreviousAnonymousTypes())
            {
                var templateKey = AnonymousTypeDescriptor.ComputeKey(key.Fields, f => f.Name);
                this.AnonymousTypeTemplates.GetOrAdd(templateKey, k => this.CreatePlaceholderTemplate(key));
            }

            // Get all anonymous types owned by this manager
            var builder = ArrayBuilder <AnonymousTypeTemplateSymbol> .GetInstance();

            GetCreatedAnonymousTypeTemplates(builder);

            // If the collection is not sealed yet we should assign
            // new indexes to the created anonymous type templates
            if (!this.AreTemplatesSealed)
            {
                // If we are emitting .NET module, include module's name into type's name to ensure
                // uniqueness across added modules.
                string moduleId;

                if (moduleBeingBuilt.OutputKind == OutputKind.NetModule)
                {
                    moduleId = moduleBeingBuilt.Name;

                    string extension = OutputKind.NetModule.GetDefaultExtension();

                    if (moduleId.EndsWith(extension, StringComparison.OrdinalIgnoreCase))
                    {
                        moduleId = moduleId.Substring(0, moduleId.Length - extension.Length);
                    }

                    moduleId = MetadataHelpers.MangleForTypeNameIfNeeded(moduleId);
                }
                else
                {
                    moduleId = string.Empty;
                }

                int nextIndex = moduleBeingBuilt.GetNextAnonymousTypeIndex();
                foreach (var template in builder)
                {
                    string name;
                    int    index;
                    if (!moduleBeingBuilt.TryGetAnonymousTypeName(template, out name, out index))
                    {
                        index = nextIndex++;
                        name  = GeneratedNames.MakeAnonymousTypeTemplateName(index, this.Compilation.GetSubmissionSlotIndex(), moduleId);
                    }
                    // normally it should only happen once, but in case there is a race
                    // NameAndIndex.set has an assert which guarantees that the
                    // template name provided is the same as the one already assigned
                    template.NameAndIndex = new NameAndIndex(name, index);
                }

                this.SealTemplates();
            }

            if (builder.Count > 0 && !ReportMissingOrErroneousSymbols(diagnostics))
            {
                // Process all the templates
                foreach (var template in builder)
                {
                    foreach (var method in template.SpecialMembers)
                    {
                        moduleBeingBuilt.AddSynthesizedDefinition(template, method);
                    }

                    compiler.Visit(template, null);
                }
            }

            builder.Free();

            var synthesizedDelegates = ArrayBuilder <SynthesizedDelegateSymbol> .GetInstance();

            GetCreatedSynthesizedDelegates(synthesizedDelegates);
            foreach (var synthesizedDelegate in synthesizedDelegates)
            {
                compiler.Visit(synthesizedDelegate, null);
            }
            synthesizedDelegates.Free();
        }
Exemplo n.º 2
0
        /// <summary>
        /// Resets numbering in anonymous type names and compiles the
        /// anonymous type methods. Also seals the collection of templates.
        /// </summary>
        public void AssignTemplatesNamesAndCompile(MethodCompiler compiler, PEModuleBuilder moduleBeingBuilt, DiagnosticBag diagnostics)
        {
            // Ensure all previous anonymous type templates are included so the
            // types are available for subsequent edit and continue generations.
            foreach (var key in moduleBeingBuilt.GetPreviousAnonymousTypes())
            {
                var templateKey = AnonymousTypeDescriptor.ComputeKey(key.Names, f => f);
                this.AnonymousTypeTemplates.GetOrAdd(templateKey, k => this.CreatePlaceholderTemplate(key));
            }

            // Get all anonymous types owned by this manager
            var builder = ArrayBuilder <AnonymousTypeTemplateSymbol> .GetInstance();

            var anonymousTypes = lazyAnonymousTypeTemplates;

            if (anonymousTypes != null)
            {
                foreach (var template in anonymousTypes.Values)
                {
                    // NOTE: in interactive scenarios the cache may contain templates
                    //       from other compilation, those should be discarded here
                    if (ReferenceEquals(template.Manager, this))
                    {
                        builder.Add(template);
                    }
                }
            }

            // If the collection is not sealed yet we should assign
            // new indexes to the created anonymous type templates
            if (this.anonymousTypeTemplatesIsSealed != ThreeState.True)
            {
                // Sort type templates using smallest location
                builder.Sort(new AnonymousTypeComparer(this.Compilation));

                // If we are emitting .NET module, include module's name into type's name to ensure
                // uniqueness across added modules.
                string moduleId;

                if (moduleBeingBuilt.OutputKind == OutputKind.NetModule)
                {
                    moduleId = moduleBeingBuilt.Name;

                    string extension = OutputKind.NetModule.GetDefaultExtension();

                    if (moduleId.EndsWith(extension, StringComparison.OrdinalIgnoreCase))
                    {
                        moduleId = moduleId.Substring(0, moduleId.Length - extension.Length);
                    }

                    moduleId = moduleId.Replace('.', '_');
                }
                else
                {
                    moduleId = string.Empty;
                }

                int nextIndex = moduleBeingBuilt.GetNextAnonymousTypeIndex();
                foreach (var template in builder)
                {
                    string name;
                    int    index;
                    if (!moduleBeingBuilt.TryGetAnonymousTypeName(template, out name, out index))
                    {
                        index = nextIndex++;
                        name  = GeneratedNames.MakeAnonymousTypeTemplateName(index, this.Compilation.GetSubmissionSlotIndex(), moduleId);
                    }
                    // normally it should only happen once, but in case there is a race
                    // NameAndIndex.set has an assert which guarantees that the
                    // template name provided is the same as the one already assigned
                    template.NameAndIndex = new NameAndIndex(name, index);
                }

                this.anonymousTypeTemplatesIsSealed = ThreeState.True;
            }

            if (builder.Count > 0 && !ReportMissingOrErroneousSymbols(diagnostics))
            {
                // Process all the templates
                foreach (var template in builder)
                {
                    foreach (var method in template.SpecialMembers)
                    {
                        moduleBeingBuilt.AddSynthesizedDefinition(template, method);
                    }

                    compiler.Visit(template, null);
                }
            }

            builder.Free();

            var delegates = lazySynthesizedDelegates;

            if (delegates != null)
            {
                foreach (var template in delegates.Values)
                {
                    // NOTE: in interactive scenarios the cache may contain templates
                    //       from other compilation, those should be discarded here
                    if (ReferenceEquals(template.Manager, this))
                    {
                        compiler.Visit(template.Delegate, null);
                    }
                }
            }
        }