[VS Code] Clean up floating promise warnings

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/CodeActions/CodeActionsHandler.ts

@@ -23,8 +23,7 @@ export class CodeActionsHandler {
         private readonly logger: RazorLogger) { }
 
     public register() {
-        // tslint:disable-next-line: no-floating-promises
-        this.serverClient.onRequestWithParams<SerializableDelegatedCodeActionParams, RazorCodeAction[], any>(
+        return this.serverClient.onRequestWithParams<SerializableDelegatedCodeActionParams, RazorCodeAction[], any>(
             this.codeActionRequestType,
             async (request, token) => this.provideCodeActions(request, token));
     }
@@ -62,6 +61,6 @@ export class CodeActionsHandler {
     }
 
     private commandAsCodeAction(command: vscode.Command): RazorCodeAction {
-        return { title: command.title, data: { CustomTags: [ 'CodeActionFromVSCode' ] } } as RazorCodeAction;
+        return { title: command.title, data: { CustomTags: ['CodeActionFromVSCode'] } } as RazorCodeAction;
     }
 }

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/ColorPresentation/ColorPresentationHandler.ts

@@ -26,8 +26,7 @@ export class ColorPresentationHandler {
     }
 
     public register() {
-        // tslint:disable-next-line: no-floating-promises
-        this.serverClient.onRequestWithParams<SerializableColorPresentationParams, SerializableColorPresentation[], any>(
+        return this.serverClient.onRequestWithParams<SerializableColorPresentationParams, SerializableColorPresentation[], any>(
             this.colorPresentationRequestType,
             async (request: SerializableColorPresentationParams, token: vscode.CancellationToken) => this.provideHtmlColorPresentation(request, token));
     }

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/DocumentColor/DocumentColorHandler.ts

@@ -23,8 +23,7 @@ export class DocumentColorHandler {
         private readonly logger: RazorLogger) { }
 
     public register() {
-        // tslint:disable-next-line: no-floating-promises
-        this.serverClient.onRequestWithParams<SerializableDocumentColorParams, SerializableColorInformation[], any>(
+        return this.serverClient.onRequestWithParams<SerializableDocumentColorParams, SerializableColorInformation[], any>(
             this.documentColorRequestType,
             async (request: SerializableDocumentColorParams, token: vscode.CancellationToken) => this.provideHtmlDocumentColors(request, token));
     }

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/Folding/FoldingRangeHandler.ts

@@ -22,8 +22,7 @@ export class FoldingRangeHandler {
         private readonly logger: RazorLogger) { }
 
     public register() {
-        // tslint:disable-next-line: no-floating-promises
-        this.serverClient.onRequestWithParams<SerializableFoldingRangeParams, SerializableFoldingRangeResponse, any>(
+        return this.serverClient.onRequestWithParams<SerializableFoldingRangeParams, SerializableFoldingRangeResponse, any>(
             this.foldingRangeRequestType,
             async (request, token) => this.provideFoldingRanges(request, token));
     }

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/Formatting/FormattingHandler.ts

@@ -23,8 +23,7 @@ export class FormattingHandler {
         private readonly logger: RazorLogger) { }
 
     public register() {
-        // tslint:disable-next-line: no-floating-promises
-        this.serverClient.onRequestWithParams<SerializableFormattingParams, SerializableFormattingResponse, any>(
+        return this.serverClient.onRequestWithParams<SerializableFormattingParams, SerializableFormattingResponse, any>(
             this.formattingRequestType,
             async (request, token) => this.provideFormatting(request, token));
     }

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/Formatting/RazorFormattingFeature.ts

@@ -26,8 +26,7 @@ export class RazorFormattingFeature {
     }
 
     public register() {
-        // tslint:disable-next-line: no-floating-promises
-        this.serverClient.onRequestWithParams<RazorDocumentRangeFormattingRequest, RazorDocumentRangeFormattingResponse, any>(
+        return this.serverClient.onRequestWithParams<RazorDocumentRangeFormattingRequest, RazorDocumentRangeFormattingResponse, any>(
             this.rangeFormattingRequestType,
             async (request, token) => this.handleRangeFormatting(request, token));
     }

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/Semantic/SemanticTokensRangeHandler.ts

@@ -21,8 +21,7 @@ export class SemanticTokensRangeHandler {
     constructor(private readonly serverClient: RazorLanguageServerClient) { }
 
     public register() {
-        // tslint:disable-next-line: no-floating-promises
-        this.serverClient.onRequestWithParams<SerializableSemanticTokensParams, ProvideSemanticTokensResponse, any>(
+        return this.serverClient.onRequestWithParams<SerializableSemanticTokensParams, ProvideSemanticTokensResponse, any>(
             this.semanticTokensRequestType,
             async (request: SerializableSemanticTokensParams, token: vscode.CancellationToken) => this.getSemanticTokens(request, token));
     }

src/Razor/src/Microsoft.AspNetCore.Razor.VSCode/src/extension.ts

@@ -199,13 +199,13 @@ export async function activate(vscodeType: typeof vscodeapi, context: ExtensionC
                 await proposedApisFeature.register(vscodeType, localRegistrations);
             }
 
-            razorFormattingFeature.register();
             razorCodeActionRunner.register();
-            colorPresentationHandler.register();
-            documentColorHandler.register();
-            foldingRangeHandler.register();
-            formattingHandler.register();
-            semanticTokenHandler.register();
+            await razorFormattingFeature.register();
+            await colorPresentationHandler.register();
+            await documentColorHandler.register();
+            await foldingRangeHandler.register();
+            await formattingHandler.register();
+            await semanticTokenHandler.register();
         });
 
         const onStopRegistration = languageServerClient.onStop(() => {