refresh decorations after new setDiagnosticsOptions have been applied. fixes Microsoft/monaco-editor#755

src/jsonMode.ts

@@ -27,12 +27,16 @@ export function setupMode(defaults: LanguageServiceDefaultsImpl): void {
 
 	let languageId = defaults.languageId;
 
+	let diagnostcsAdapter = new languageFeatures.DiagnostcsAdapter(languageId, worker);
+	defaults.onDidChange(c => diagnostcsAdapter.clearMarkers());
+
+
 	disposables.push(monaco.languages.registerCompletionItemProvider(languageId, new languageFeatures.CompletionAdapter(worker)));
 	disposables.push(monaco.languages.registerHoverProvider(languageId, new languageFeatures.HoverAdapter(worker)));
 	disposables.push(monaco.languages.registerDocumentSymbolProvider(languageId, new languageFeatures.DocumentSymbolAdapter(worker)));
 	disposables.push(monaco.languages.registerDocumentFormattingEditProvider(languageId, new languageFeatures.DocumentFormattingEditProvider(worker)));
 	disposables.push(monaco.languages.registerDocumentRangeFormattingEditProvider(languageId, new languageFeatures.DocumentRangeFormattingEditProvider(worker)));
-	disposables.push(new languageFeatures.DiagnostcsAdapter(languageId, worker));
+	disposables.push(diagnostcsAdapter);
 	disposables.push(monaco.languages.setTokensProvider(languageId, createTokenizationSupport(true)));
 	disposables.push(monaco.languages.setLanguageConfiguration(languageId, richEditConfiguration));
 }

src/languageFeatures.ts

@@ -68,6 +68,7 @@ export class DiagnostcsAdapter {
 
 		this._disposables.push({
 			dispose: () => {
+				monaco.editor.getModels().forEach(onModelRemoved);
 				for (let key in this._listener) {
 					this._listener[key].dispose();
 				}
@@ -82,6 +83,14 @@ export class DiagnostcsAdapter {
 		this._disposables = [];
 	}
 
+	public clearMarkers() {
+		monaco.editor.getModels().forEach(model => {
+			if (model.getModeId() === this._languageId) {
+				monaco.editor.setModelMarkers(model, this._languageId, []);
+			}
+		});
+	}
+
 	private _resetSchema(resource: Uri): void {
 		this._worker().then(worker => {
 			worker.resetSchema(resource.toString());