Listen to schema change events (for #27816)

extensions/json/server/src/jsonServerMain.ts

@@ -35,6 +35,10 @@ namespace VSCodeContentRequest {
 	export const type: RequestType<string, string, any, any> = new RequestType('vscode/content');
 }
 
+namespace SchemaContentChangeNotification {
+	export const type: NotificationType<string, any> = new NotificationType('json/schemaContent');
+}
+
 // Create a connection for the server
 let connection: IConnection = createConnection();
 
@@ -172,6 +176,11 @@ connection.onNotification(SchemaAssociationNotification.type, associations => {
 	updateConfiguration();
 });
 
+// A schema has changed
+connection.onNotification(SchemaContentChangeNotification.type, uri => {
+	languageService.resetSchema(uri);
+});
+
 function updateConfiguration() {
 	let languageSettings: LanguageSettings = {
 		validate: true,