(fix) ignore updated files not belonging to project (#2006)

#2005

Author: dummdidumm

packages/language-server/src/plugins/typescript/service.ts

@@ -43,7 +43,7 @@ export interface LanguageServiceContainer {
      * Careful, don't call often, or it will hurt performance.
      * Only works for TS versions that have ScriptKind.Deferred
      */
-    fileBelongsToProject(filePath: string): boolean;
+    fileBelongsToProject(filePath: string, isNew: boolean): boolean;
 
     dispose(): void;
 }
@@ -368,9 +368,9 @@ async function createLanguageService(
         return snapshotManager.has(filePath);
     }
 
-    function fileBelongsToProject(filePath: string): boolean {
+    function fileBelongsToProject(filePath: string, isNew: boolean): boolean {
         filePath = normalizePath(filePath);
-        return hasFile(filePath) || getParsedConfig().fileNames.includes(filePath);
+        return hasFile(filePath) || (isNew && getParsedConfig().fileNames.includes(filePath));
     }
 
     function updateTsOrJsFile(fileName: string, changes?: TextDocumentContentChangeEvent[]): void {

packages/language-server/src/svelte-check.ts

@@ -109,9 +109,9 @@ export class SvelteCheck {
     async upsertDocument(doc: { text: string; uri: string }, isNew: boolean): Promise<void> {
         const filePath = urlToPath(doc.uri) || '';
 
-        if (isNew && this.options.tsconfig) {
+        if (this.options.tsconfig) {
             const lsContainer = await this.getLSContainer(this.options.tsconfig);
-            if (!lsContainer.fileBelongsToProject(filePath)) {
+            if (!lsContainer.fileBelongsToProject(filePath, isNew)) {
                 return;
             }
         }