Revert field types for completion options that are used by TypeScript to avoid a binary break.

src/EditorFeatures/Core/Implementation/IntelliSense/AsyncCompletion/CompletionSource.cs

@@ -102,7 +102,7 @@ internal CompletionSource(ITextView textView, Lazy<IStreamingFindUsagesPresenter
             // There could be mixed desired behavior per textView and even per same completion session.
             // The right fix would be to send this information as a result of the method. 
             // Then, the Editor would choose the right behavior for mixed cases.
-            _textView.Options.GlobalOptions.SetOptionValue(NonBlockingCompletionEditorOption, !document.Project.Solution.Workspace.Options.GetOption(CompletionOptions.BlockForCompletionItems, service.Language));
+            _textView.Options.GlobalOptions.SetOptionValue(NonBlockingCompletionEditorOption, !document.Project.Solution.Workspace.Options.GetOption(CompletionOptions.BlockForCompletionItems2, service.Language));
 
             // In case of calls with multiple completion services for the same view (e.g. TypeScript and C#), those completion services must not be called simultaneously for the same session.
             // Therefore, in each completion session we use a list of commit character for a specific completion service and a specific content type.

src/EditorFeatures/Test2/IntelliSense/CSharpCompletionCommandHandlerTests.vb

@@ -4125,7 +4125,7 @@ class C
 
                 Dim workspace = state.Workspace
                 workspace.TryApplyChanges(workspace.CurrentSolution.WithOptions(workspace.Options _
-                    .WithChangedOption(CompletionOptions.BlockForCompletionItems, LanguageNames.CSharp, False)))
+                    .WithChangedOption(CompletionOptions.BlockForCompletionItems2, LanguageNames.CSharp, False)))
 
                 state.SendTypeChars("Sys.")
                 Await state.AssertNoCompletionSession()
@@ -4147,7 +4147,7 @@ class C
 
                 Dim workspace = state.Workspace
                 workspace.TryApplyChanges(workspace.CurrentSolution.WithOptions(workspace.Options _
-                    .WithChangedOption(CompletionOptions.BlockForCompletionItems, LanguageNames.CSharp, False)))
+                    .WithChangedOption(CompletionOptions.BlockForCompletionItems2, LanguageNames.CSharp, False)))
 
                 state.SendTypeChars("Sys")
                 Await state.AssertSelectedCompletionItem(displayText:="System")
@@ -4182,7 +4182,7 @@ class C
 
                 Dim workspace = state.Workspace
                 workspace.TryApplyChanges(workspace.CurrentSolution.WithOptions(workspace.Options _
-                    .WithChangedOption(CompletionOptions.BlockForCompletionItems, LanguageNames.CSharp, False)))
+                    .WithChangedOption(CompletionOptions.BlockForCompletionItems2, LanguageNames.CSharp, False)))
 
                 state.SendTypeChars("Sys")
 
@@ -4261,7 +4261,7 @@ class C
 
                 Dim workspace = state.Workspace
                 workspace.TryApplyChanges(workspace.CurrentSolution.WithOptions(workspace.Options _
-                    .WithChangedOption(CompletionOptions.BlockForCompletionItems, LanguageNames.CSharp, False)))
+                    .WithChangedOption(CompletionOptions.BlockForCompletionItems2, LanguageNames.CSharp, False)))
 
                 state.SendTypeChars("Sys")
                 Dim task1 As Task = Nothing
@@ -4353,7 +4353,7 @@ class C
                 ' Switch to the non-blocking mode
                 Dim workspace = state.Workspace
                 workspace.TryApplyChanges(workspace.CurrentSolution.WithOptions(workspace.Options _
-                    .WithChangedOption(CompletionOptions.BlockForCompletionItems, LanguageNames.CSharp, False)))
+                    .WithChangedOption(CompletionOptions.BlockForCompletionItems2, LanguageNames.CSharp, False)))
 
                 ' re-use of TestNoBlockOnCompletionItems1
                 state.SendTypeChars("Sys.")
@@ -4373,7 +4373,7 @@ class C
 
                 ' Switch to the blocking mode
                 workspace.TryApplyChanges(workspace.CurrentSolution.WithOptions(workspace.Options _
-                    .WithChangedOption(CompletionOptions.BlockForCompletionItems, LanguageNames.CSharp, True)))
+                    .WithChangedOption(CompletionOptions.BlockForCompletionItems2, LanguageNames.CSharp, True)))
 
 #Disable Warning BC42358 ' Because this call is not awaited, execution of the current method continues before the call is completed
                 Task.Run(Function()

src/EditorFeatures/TestUtilities/Completion/AbstractCompletionProviderTests.cs

@@ -962,7 +962,7 @@ protected async Task VerifyItemInLinkedFilesAsync(string xmlString, string expec
                 var position = hostDocument.CursorPosition.Value;
                 var text = hostDocument.GetTextBuffer().CurrentSnapshot.AsText();
                 var options = workspace.Options
-                    .WithChangedOption(CompletionOptions.TriggerOnTypingLetters, hostDocument.Project.Language, triggerOnLetter)
+                    .WithChangedOption(CompletionOptions.TriggerOnTypingLetters2, hostDocument.Project.Language, triggerOnLetter)
                     .WithChangedOption(CompletionOptions.TriggerInArgumentLists, hostDocument.Project.Language, showCompletionInArgumentLists);
                 var trigger = RoslynCompletion.CompletionTrigger.CreateInsertionTrigger(text[position]);
 

src/Features/CSharp/Portable/Completion/CompletionProviders/CompletionUtilities.cs

@@ -61,7 +61,7 @@ internal static bool IsTriggerCharacter(SourceText text, int characterPosition,
                 return true;
             }
 
-            if (options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.CSharp) && IsStartingNewWord(text, characterPosition))
+            if (options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.CSharp) && IsStartingNewWord(text, characterPosition))
             {
                 return true;
             }
@@ -93,7 +93,7 @@ internal static bool IsTriggerAfterSpaceOrStartOfWordCharacter(SourceText text,
             // Bring up on space or at the start of a word.
             var ch = text[characterPosition];
             return SpaceTypedNotBeforeWord(ch, text, characterPosition) ||
-                (IsStartingNewWord(text, characterPosition) && options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.CSharp));
+                (IsStartingNewWord(text, characterPosition) && options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.CSharp));
         }
 
         internal static ImmutableHashSet<char> SpaceTriggerCharacter => ImmutableHashSet.Create(' ');

src/Features/CSharp/Portable/Completion/CompletionProviders/EnumAndCompletionListTagCompletionProvider.cs

@@ -47,7 +47,7 @@ internal override bool IsInsertionTrigger(SourceText text, int characterPosition
                 ch == '[' ||
                 ch == '(' ||
                 ch == '~' ||
-                (options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.CSharp) && CompletionUtilities.IsStartingNewWord(text, characterPosition));
+                (options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.CSharp) && CompletionUtilities.IsStartingNewWord(text, characterPosition));
         }
 
         internal override ImmutableHashSet<char> TriggerCharacters { get; } = ImmutableHashSet.Create(' ', '[', '(', '~');

src/Features/CSharp/Portable/Completion/CompletionProviders/PartialMethodCompletionProvider.cs

@@ -52,7 +52,7 @@ protected override SyntaxToken GetToken(CompletionItem completionItem, SyntaxTre
         internal override bool IsInsertionTrigger(SourceText text, int characterPosition, OptionSet options)
         {
             var ch = text[characterPosition];
-            return ch == ' ' || (CompletionUtilities.IsStartingNewWord(text, characterPosition) && options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.CSharp));
+            return ch == ' ' || (CompletionUtilities.IsStartingNewWord(text, characterPosition) && options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.CSharp));
         }
 
         internal override ImmutableHashSet<char> TriggerCharacters { get; } = CompletionUtilities.SpaceTriggerCharacter;

src/Features/CSharp/Portable/Completion/CompletionProviders/PartialTypeCompletionProvider.cs

@@ -50,7 +50,7 @@ internal override bool IsInsertionTrigger(SourceText text, int characterPosition
             var ch = text[characterPosition];
             return ch == ' ' ||
                 (CompletionUtilities.IsStartingNewWord(text, characterPosition) &&
-                options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.CSharp));
+                options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.CSharp));
         }
 
         internal override ImmutableHashSet<char> TriggerCharacters { get; } = CompletionUtilities.SpaceTriggerCharacter;

src/Features/Core/Portable/Completion/CompletionOptions.cs

@@ -17,8 +17,13 @@ internal static class CompletionOptions
         // This is serialized by the Visual Studio-specific LanguageSettingsPersister
         public static readonly PerLanguageOption2<bool> TriggerOnTyping = new PerLanguageOption2<bool>(nameof(CompletionOptions), nameof(TriggerOnTyping), defaultValue: true);
 
-        public static readonly PerLanguageOption2<bool> TriggerOnTypingLetters = new PerLanguageOption2<bool>(nameof(CompletionOptions), nameof(TriggerOnTypingLetters), defaultValue: true,
+        public static readonly PerLanguageOption2<bool> TriggerOnTypingLetters2 = new PerLanguageOption2<bool>(nameof(CompletionOptions), nameof(TriggerOnTypingLetters), defaultValue: true,
             storageLocations: new RoamingProfileStorageLocation("TextEditor.%LANGUAGE%.Specific.TriggerOnTypingLetters"));
+
+#pragma warning disable RS0030 // Do not used banned APIs - Used by TypeScript through IVT, so we cannot change the field type.
+        public static readonly PerLanguageOption<bool> TriggerOnTypingLetters = (PerLanguageOption<bool>)TriggerOnTypingLetters2!;
+#pragma warning restore RS0030 // Do not used banned APIs
+
         public static readonly PerLanguageOption2<bool?> TriggerOnDeletion = new PerLanguageOption2<bool?>(nameof(CompletionOptions), nameof(TriggerOnDeletion), defaultValue: null,
             storageLocations: new RoamingProfileStorageLocation("TextEditor.%LANGUAGE%.Specific.TriggerOnDeletion"));
 
@@ -37,9 +42,13 @@ internal static class CompletionOptions
         public static readonly PerLanguageOption2<bool> HighlightMatchingPortionsOfCompletionListItems = new PerLanguageOption2<bool>(nameof(CompletionOptions), nameof(HighlightMatchingPortionsOfCompletionListItems), defaultValue: true,
             storageLocations: new RoamingProfileStorageLocation("TextEditor.%LANGUAGE%.Specific.HighlightMatchingPortionsOfCompletionListItems"));
 
-        public static readonly PerLanguageOption2<bool> BlockForCompletionItems = new PerLanguageOption2<bool>(
-            nameof(CompletionOptions), nameof(BlockForCompletionItems), defaultValue: true,
-            storageLocations: new RoamingProfileStorageLocation($"TextEditor.%LANGUAGE%.Specific.{BlockForCompletionItems}"));
+        public static readonly PerLanguageOption2<bool> BlockForCompletionItems2 = new PerLanguageOption2<bool>(
+            nameof(CompletionOptions), nameof(BlockForCompletionItems2), defaultValue: true,
+            storageLocations: new RoamingProfileStorageLocation($"TextEditor.%LANGUAGE%.Specific.{BlockForCompletionItems2}"));
+
+#pragma warning disable RS0030 // Do not used banned APIs - Used by TypeScript through IVT, so we cannot change the field type.
+        public static readonly PerLanguageOption<bool> BlockForCompletionItems = (PerLanguageOption<bool>)BlockForCompletionItems2!;
+#pragma warning restore RS0030 // Do not used banned APIs
 
         public static readonly PerLanguageOption2<bool> ShowNameSuggestions =
             new PerLanguageOption2<bool>(nameof(CompletionOptions), nameof(ShowNameSuggestions), defaultValue: true,

src/Features/Core/Portable/Completion/CompletionOptionsProvider.cs

@@ -20,7 +20,7 @@ public CompletionOptionsProvider()
         public ImmutableArray<IOption> Options { get; } = ImmutableArray.Create<IOption>(
             CompletionOptions.HideAdvancedMembers,
             CompletionOptions.TriggerOnTyping,
-            CompletionOptions.TriggerOnTypingLetters,
+            CompletionOptions.TriggerOnTypingLetters2,
             CompletionOptions.ShowCompletionItemFilters,
             CompletionOptions.HighlightMatchingPortionsOfCompletionListItems,
             CompletionOptions.EnterKeyBehavior,

src/Features/VisualBasic/Portable/Completion/CompletionProviders/CompletionUtilities.vb

@@ -71,7 +71,7 @@ Namespace Microsoft.CodeAnalysis.VisualBasic.Completion.Providers
         End Function
 
         Private Function IsStartingNewWord(text As SourceText, characterPosition As Integer, options As OptionSet) As Boolean
-            If Not options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.VisualBasic) Then
+            If Not options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.VisualBasic) Then
                 Return False
             End If
 

src/Features/VisualBasic/Portable/Completion/CompletionProviders/EnumCompletionProvider.vb

@@ -94,7 +94,7 @@ Namespace Microsoft.CodeAnalysis.VisualBasic.Completion.Providers
                 text(characterPosition) = "("c OrElse
                 (characterPosition > 1 AndAlso text(characterPosition) = "="c AndAlso text(characterPosition - 1) = ":"c) OrElse
                 SyntaxFacts.IsIdentifierStartCharacter(text(characterPosition)) AndAlso
-                options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.VisualBasic)
+                options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.VisualBasic)
         End Function
 
         Friend Overrides ReadOnly Property TriggerCharacters As ImmutableHashSet(Of Char) = ImmutableHashSet.Create(" "c, "("c, "="c)

src/Tools/ExternalAccess/FSharp/Completion/FSharpCompletionOptions.cs

@@ -11,6 +11,6 @@ namespace Microsoft.CodeAnalysis.ExternalAccess.FSharp.Completion
     internal static class FSharpCompletionOptions
     {
         // Suppression due to https://github.com/dotnet/roslyn/issues/42614
-        public static PerLanguageOption<bool> BlockForCompletionItems { get; } = ((PerLanguageOption<bool>)Microsoft.CodeAnalysis.Completion.CompletionOptions.BlockForCompletionItems)!;
+        public static PerLanguageOption<bool> BlockForCompletionItems { get; } = ((PerLanguageOption<bool>)Microsoft.CodeAnalysis.Completion.CompletionOptions.BlockForCompletionItems2)!;
     }
 }

src/VisualStudio/CSharp/Impl/Options/AutomationObject.cs

@@ -59,8 +59,8 @@ public int AutoInsertAsteriskForNewLinesOfBlockComments
 
         public int BringUpOnIdentifier
         {
-            get { return GetBooleanOption(CompletionOptions.TriggerOnTypingLetters); }
-            set { SetBooleanOption(CompletionOptions.TriggerOnTypingLetters, value); }
+            get { return GetBooleanOption(CompletionOptions.TriggerOnTypingLetters2); }
+            set { SetBooleanOption(CompletionOptions.TriggerOnTypingLetters2, value); }
         }
 
         public int HighlightMatchingPortionsOfCompletionListItems

src/VisualStudio/CSharp/Impl/Options/IntelliSenseOptionPageControl.xaml.cs

@@ -18,7 +18,7 @@ public IntelliSenseOptionPageControl(OptionStore optionStore) : base(optionStore
             BindToOption(Show_completion_item_filters, CompletionOptions.ShowCompletionItemFilters, LanguageNames.CSharp);
             BindToOption(Highlight_matching_portions_of_completion_list_items, CompletionOptions.HighlightMatchingPortionsOfCompletionListItems, LanguageNames.CSharp);
 
-            BindToOption(Show_completion_list_after_a_character_is_typed, CompletionOptions.TriggerOnTypingLetters, LanguageNames.CSharp);
+            BindToOption(Show_completion_list_after_a_character_is_typed, CompletionOptions.TriggerOnTypingLetters2, LanguageNames.CSharp);
             Show_completion_list_after_a_character_is_deleted.IsChecked = this.OptionStore.GetOption(CompletionOptions.TriggerOnDeletion, LanguageNames.CSharp) == true;
             Show_completion_list_after_a_character_is_deleted.IsEnabled = Show_completion_list_after_a_character_is_typed.IsChecked == true;
 

src/VisualStudio/VisualBasic/Impl/Options/IntelliSenseOptionPageControl.xaml.vb

@@ -15,7 +15,7 @@ Namespace Microsoft.VisualStudio.LanguageServices.VisualBasic.Options
             MyBase.New(optionStore)
             InitializeComponent()
 
-            BindToOption(Show_completion_list_after_a_character_is_typed, CompletionOptions.TriggerOnTypingLetters, LanguageNames.VisualBasic)
+            BindToOption(Show_completion_list_after_a_character_is_typed, CompletionOptions.TriggerOnTypingLetters2, LanguageNames.VisualBasic)
             Show_completion_list_after_a_character_is_deleted.IsChecked = Me.OptionStore.GetOption(
                 CompletionOptions.TriggerOnDeletion, LanguageNames.VisualBasic) <> False
 

src/VisualStudio/VisualBasic/Impl/Snippets/SnippetCompletionProvider.vb

@@ -89,7 +89,7 @@ Namespace Microsoft.VisualStudio.LanguageServices.VisualBasic.Snippets
 
         Friend Overrides Function IsInsertionTrigger(text As SourceText, characterPosition As Integer, options As OptionSet) As Boolean
             Return Char.IsLetterOrDigit(text(characterPosition)) AndAlso
-                options.GetOption(CompletionOptions.TriggerOnTypingLetters, LanguageNames.VisualBasic)
+                options.GetOption(CompletionOptions.TriggerOnTypingLetters2, LanguageNames.VisualBasic)
         End Function
 
         Friend Overrides ReadOnly Property TriggerCharacters As ImmutableHashSet(Of Char) = ImmutableHashSet(Of Char).Empty