Initial changes for serialization helpers (microsoft#3590)

Fixes microsoft#3580
Fixes microsoft#3536

Author: m-nash

cspell.yaml

@@ -146,6 +146,15 @@ ignorePaths:
   - .editorconfig
   - .github/CODEOWNERS
   - packages/samples/test/output/**
+  - "**/BenchmarkDotNet.Artifacts/**"
+  - cspell.yaml
+overrides:
+  - filename: "packages/http-client-csharp/generator/Microsoft.Generator.CSharp.ClientModel/test/TypeFormatterTests.cs"
+    words:
+      - BAUG
+  - filename: "packages/http-client-csharp/generator/Microsoft.Generator.CSharp/src/Statements/XmlDocStatement.cs"
+    words:
+      - apos
 useGitignore: true
 enableGlobDot: true
 enableFiletypes:

packages/http-client-csharp/generator/Microsoft.Generator.CSharp.ClientModel/src/ClientModelPlugin.cs

@@ -2,10 +2,13 @@
 // Licensed under the MIT License.
 
 using System;
+using System.ClientModel;
 using System.Collections.Generic;
 using System.ComponentModel.Composition;
-using Microsoft.Generator.CSharp.Input;
+using Microsoft.CodeAnalysis;
+using Microsoft.Generator.CSharp.ClientModel.Providers;
 using Microsoft.Generator.CSharp.ClientModel.Snippets;
+using Microsoft.Generator.CSharp.Input;
 using Microsoft.Generator.CSharp.Providers;
 using Microsoft.Generator.CSharp.Snippets;
 
@@ -17,7 +20,7 @@ public class ClientModelPlugin : CodeModelPlugin
         internal static ClientModelPlugin Instance => _instance ?? throw new InvalidOperationException("ClientModelPlugin is not loaded.");
         public override ApiTypes ApiTypes { get; }
 
-        private OutputLibrary? _scmOutputLibrary;
+        private ScmOutputLibrary? _scmOutputLibrary;
         public override OutputLibrary OutputLibrary => _scmOutputLibrary ??= new();
 
         public override TypeProviderWriter GetWriter(TypeProvider provider) => new(provider);
@@ -26,6 +29,8 @@ public class ClientModelPlugin : CodeModelPlugin
 
         public override ExtensibleSnippets ExtensibleSnippets { get; }
 
+        public override IReadOnlyList<MetadataReference> AdditionalMetadataReferences => [MetadataReference.CreateFromFile(typeof(ClientResult).Assembly.Location)];
+
         /// <summary>
         /// Returns the serialization type providers for the given model type provider.
         /// </summary>

packages/http-client-csharp/generator/Microsoft.Generator.CSharp.ClientModel/src/Microsoft.Generator.CSharp.ClientModel.csproj

@@ -18,7 +18,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Compile Include="$(MSBuildThisFileDirectory)..\..\Microsoft.Generator.CSharp\src\Shared\**\*.cs" LinkBase="Shared"  />
+    <Compile Include="$(MSBuildThisFileDirectory)..\..\Microsoft.Generator.CSharp\src\Shared\**\*.cs" LinkBase="Shared" />
   </ItemGroup>
 
   <!-- Copy output to package dist path for local execution and  -->

packages/http-client-csharp/generator/Microsoft.Generator.CSharp.ClientModel/src/OutputTypes/ScmKnownParameters.cs

@@ -0,0 +1,31 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System;
+using System.ClientModel.Primitives;
+using System.Text.Json;
+using System.Xml;
+using System.Xml.Linq;
+using Microsoft.Generator.CSharp.Providers;
+using static Microsoft.Generator.CSharp.Snippets.Snippet;
+
+namespace Microsoft.Generator.CSharp.ClientModel
+{
+    internal static class ScmKnownParameters
+    {
+        private static readonly CSharpType modelReaderWriterOptionsType = typeof(ModelReaderWriterOptions);
+        private static readonly CSharpType nullableModelReaderWriterOptionsType = new CSharpType(typeof(ModelReaderWriterOptions), isNullable: true);
+
+        public static readonly ParameterProvider XmlWriter = new ParameterProvider("writer", FormattableStringHelpers.Empty, typeof(XmlWriter));
+        public static readonly ParameterProvider NameHint = new ParameterProvider("nameHint", FormattableStringHelpers.Empty, typeof(string));
+        public static readonly ParameterProvider XElement = new ParameterProvider("element", FormattableStringHelpers.Empty, typeof(XElement));
+
+        public static readonly ParameterProvider Utf8JsonWriter = new ParameterProvider("writer", FormattableStringHelpers.Empty, typeof(Utf8JsonWriter));
+        public static readonly ParameterProvider Utf8JsonReader = new ParameterProvider("reader", FormattableStringHelpers.Empty, typeof(Utf8JsonReader), isRef: true);
+        public static readonly ParameterProvider JsonOptions = new ParameterProvider("options", FormattableStringHelpers.Empty, typeof(JsonSerializerOptions));
+        public static readonly ParameterProvider Options = new ParameterProvider("options", FormattableStringHelpers.Empty, modelReaderWriterOptionsType);
+        public static readonly ParameterProvider OptionalOptions = new ParameterProvider("options", FormattableStringHelpers.Empty, nullableModelReaderWriterOptionsType, DefaultOf(nullableModelReaderWriterOptionsType));
+        public static readonly ParameterProvider JsonElement = new ParameterProvider("element", FormattableStringHelpers.Empty, typeof(JsonElement));
+        public static readonly ParameterProvider Data = new ParameterProvider("data", FormattableStringHelpers.Empty, typeof(BinaryData));
+    }
+}

packages/http-client-csharp/generator/Microsoft.Generator.CSharp.ClientModel/src/OutputTypes/ScmOutputLibrary.cs

@@ -0,0 +1,21 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System.Collections.Generic;
+using Microsoft.Generator.CSharp.ClientModel.Providers;
+using Microsoft.Generator.CSharp.Providers;
+
+namespace Microsoft.Generator.CSharp.ClientModel
+{
+    public class ScmOutputLibrary : OutputLibrary
+    {
+        protected override IReadOnlyList<TypeProvider> BuildTypes()
+        {
+            List<TypeProvider> types = new List<TypeProvider>();
+            types.AddRange(base.BuildTypes());
+            types.Add(ModelSerializationExtensionsProvider.Instance);
+            types.Add(TypeFormattersProvider.Instance);
+            return types;
+        }
+    }
+}

packages/http-client-csharp/generator/Microsoft.Generator.CSharp.ClientModel/src/Models/Types/ClientPipelineExtensionsProvider.cs packages/http-client-csharp/generator/Microsoft.Generator.CSharp.ClientModel/src/Providers/ClientPipelineExtensionsProvider.cs

@@ -9,7 +9,7 @@
 using Microsoft.Generator.CSharp.Providers;
 using Microsoft.Generator.CSharp.Snippets;
 
-namespace Microsoft.Generator.CSharp.ClientModel
+namespace Microsoft.Generator.CSharp.ClientModel.Providers
 {
     internal class ClientPipelineExtensionsProvider : TypeProvider
     {