Treat all files as UTF and save it without BOM

Author: Vbif

VisualRust/ProjectSystem/EncodingController.cs

@@ -0,0 +1,42 @@
+using System.ComponentModel.Composition;
+using Microsoft.VisualStudio.Text.Editor;
+using Microsoft.VisualStudio.Utilities;
+using Microsoft.VisualStudio.Text;
+using System.Text;
+
+namespace VisualRust.ProjectSystem
+{
+    /// <summary>
+    /// Establishes an <see cref="IAdornmentLayer"/> to place the adornment on and exports the <see cref="IWpfTextViewCreationListener"/>
+    /// that instantiates the adornment on the event of a <see cref="IWpfTextView"/>'s creation
+    /// </summary>
+    [Export(typeof(IWpfTextViewCreationListener))]
+    [ContentType("text")]
+    [TextViewRole(PredefinedTextViewRoles.Document)]
+    internal sealed class EncodingController : IWpfTextViewCreationListener
+    {
+
+        private static readonly Encoding utf8 = new UTF8Encoding(false);
+
+        /// <summary>
+        /// Called when a text view having matching roles is created over a text data model having a matching content type.
+        /// Instantiates a EncodingController manager when the textView is created.
+        /// </summary>
+        /// <param name="textView">The <see cref="IWpfTextView"/> upon which the adornment should be placed</param>
+        public void TextViewCreated(IWpfTextView textView)
+        {
+            var properies = textView?.TextDataModel?.DocumentBuffer?.Properties;
+            if (properies == null)
+                return;
+
+            ITextDocument textDocument;
+            bool extracted = properies.TryGetProperty(typeof(ITextDocument), out textDocument);
+            if (!extracted || textDocument == null)
+                return;
+
+            if (textDocument.FilePath.EndsWith(".rs") || textDocument.FilePath.EndsWith(".toml"))
+                textDocument.Encoding = utf8;
+        }
+
+    }
+}

VisualRust/VisualRust.csproj

@@ -95,6 +95,7 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="ProjectSystem\DummyLogger.cs" />
+    <Compile Include="ProjectSystem\EncodingController.cs" />
     <Compile Include="ProjectSystem\GnuDebugLaunchSettingsProvider.cs" />
     <Compile Include="ProjectSystem\IDebugLaunchSettingsProvider.cs" />
     <Compile Include="ProjectSystem\MsvcDebugLaunchSettingsProvider.cs" />