Merge pull request #23191 from armanio123/AddVueSupport

Added deferred ScriptKind and renamed JsFileExtensionInfo to FileExte…

src/server/editorServices.ts

@@ -194,7 +194,7 @@ namespace ts.server {
         formatCodeOptions: FormatCodeSettings;
         preferences: UserPreferences;
         hostInfo: string;
-        extraFileExtensions?: JsFileExtensionInfo[];
+        extraFileExtensions?: FileExtensionInfo[];
     }
 
     export interface OpenConfiguredProjectResult {
@@ -204,8 +204,8 @@ namespace ts.server {
 
     interface FilePropertyReader<T> {
         getFileName(f: T): string;
-        getScriptKind(f: T, extraFileExtensions?: JsFileExtensionInfo[]): ScriptKind;
-        hasMixedContent(f: T, extraFileExtensions: JsFileExtensionInfo[]): boolean;
+        getScriptKind(f: T, extraFileExtensions?: FileExtensionInfo[]): ScriptKind;
+        hasMixedContent(f: T, extraFileExtensions: FileExtensionInfo[]): boolean;
     }
 
     const fileNamePropertyReader: FilePropertyReader<string> = {
@@ -2426,5 +2426,15 @@ namespace ts.server {
                 this.createExternalProject(proj.projectFileName, rootFiles, proj.options, proj.typeAcquisition, excludedFiles);
             }
         }
+
+        hasDeferredExtension() {
+            for (const extension of this.hostConfiguration.extraFileExtensions) {
+                if (extension.scriptKind === ScriptKind.Deferred) {
+                    return true;
+                }
+            }
+
+            return false;
+        }
     }
 }

src/server/project.ts

@@ -207,7 +207,7 @@ namespace ts.server {
                 this.compilerOptions.allowNonTsExtensions = true;
                 this.compilerOptions.allowJs = true;
             }
-            else if (hasExplicitListOfFiles || this.compilerOptions.allowJs) {
+            else if (hasExplicitListOfFiles || this.compilerOptions.allowJs || this.projectService.hasDeferredExtension()) {
                 // If files are listed explicitly or allowJs is specified, allow all extensions
                 this.compilerOptions.allowNonTsExtensions = true;
             }

src/server/protocol.ts

@@ -1293,7 +1293,7 @@ namespace ts.server.protocol {
         /**
          * The host's additional supported .js file extensions
          */
-        extraFileExtensions?: JsFileExtensionInfo[];
+        extraFileExtensions?: FileExtensionInfo[];
     }
 
     /**