Update to Roslyn V4.2.0

Author: AndriySvyryd

src/CSharpScriptSerializer/CSScriptSerializer.cs

@@ -7,9 +7,11 @@
 using System.Threading.Tasks;
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.CSharp;
+using Microsoft.CodeAnalysis.CSharp.Formatting;
 using Microsoft.CodeAnalysis.CSharp.Scripting;
 using Microsoft.CodeAnalysis.CSharp.Syntax;
 using Microsoft.CodeAnalysis.Formatting;
+using Microsoft.CodeAnalysis.Options;
 using Microsoft.CodeAnalysis.Scripting;
 using static Microsoft.CodeAnalysis.CSharp.SyntaxFactory;
 
@@ -46,11 +48,8 @@ public static Task<T> DeserializeAsync<T>(
             => CSharpScript.EvaluateAsync<T>(script,
                 ScriptOptions.Default.WithReferences(
                     typeof(T).GetTypeInfo().Assembly,
-                    typeof(List<>).GetTypeInfo().Assembly
-#if !NET46
-                    , Assembly.Load(new AssemblyName("mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e"))
-#endif
-                    )
+                    typeof(List<>).GetTypeInfo().Assembly,
+                    Assembly.Load(new AssemblyName("mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e")))
                     .AddReferences(typeof(CSScriptSerializer).GetTypeInfo()
                         .Assembly.GetReferencedAssemblies()
                         .Select(Assembly.Load))
@@ -61,14 +60,16 @@ public static Task<T> DeserializeAsync<T>(
                         typeof(List<>).GetTypeInfo().Namespace)
                     .AddImports(imports));
 
-        public static string Serialize(object obj)
+        public static string Serialize(object obj, Func<OptionSet, OptionSet> applyFormattingOptions = null)
         {
             using (var workspace = new AdhocWorkspace())
             {
                 return Formatter.Format(
                     GetCompilationUnitExpression(obj),
                     workspace,
-                    workspace.Options)
+                    applyFormattingOptions == null
+                        ? workspace.Options
+                        : applyFormattingOptions(workspace.Options))
                     .ToFullString();
             }
         }

src/CSharpScriptSerializer/CSharpScriptSerializer.csproj

@@ -5,7 +5,7 @@
     <PackageId>CSharpScriptSerializer</PackageId>
     <AssemblyTitle>CSharpScriptSerializer</AssemblyTitle>
     <Title>CSharpScriptSerializer</Title>
-    <VersionPrefix>2.0.0</VersionPrefix>
+    <VersionPrefix>3.0.1</VersionPrefix>
     <TargetFrameworks>netstandard2.1</TargetFrameworks>
     <NetStandardImplicitPackageVersion>2.0.3</NetStandardImplicitPackageVersion>
     <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
@@ -15,6 +15,8 @@
     <PackageTags>Roslyn;CSharp;C#;CSX;Script;Serialization</PackageTags>
     <PackageReleaseNotes>
       <![CDATA[
+Version 3.0.0
+* Update to Roslyn V4.2.0
 Version 2.0.0
 * Update to Roslyn V3.4.0
 * Target netstandard2.1
@@ -42,8 +44,8 @@ Version 1.2.0
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Scripting" Version="3.4.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.4.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Scripting" Version="4.2.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.2.0" />
   </ItemGroup>
 
 </Project>

src/CSharpScriptSerializer/PropertyCSScriptSerializer.cs

@@ -25,6 +25,13 @@ public PropertyCSScriptSerializer(IReadOnlyCollection<Func<T, object>> construct
         {
         }
 
+        /// <summary>
+        ///     Creates a new instance of <see cref="PropertyCSScriptSerializer"/>.
+        /// </summary>
+        /// <param name="propertyConditions">
+        ///     A collection of functions that determine whether the corresponding property should be serialized.
+        ///     If an entry is missing for any public property a default one will be created.
+        /// </param>
         public PropertyCSScriptSerializer(IReadOnlyDictionary<string, Func<T, object, bool>> propertyConditions)
             : this(propertyConditions, constructorParameterGetters: null)
         {