Fix completion provider isApplicable() for Console

Author: krassowski

packages/jupyterlab-lsp/src/features/completion/overrides.ts

@@ -92,6 +92,10 @@ export class EnhancedKernelCompleterProvider extends KernelCompleterProvider {
     }
 
     const manager = this.options.connectionManager;
+    if (!context.widget.hasOwnProperty('path')) {
+      // there is no path for Console as it is not a DocumentWidget
+      return upstream;
+    }
     const widget = context.widget as IDocumentWidget;
     const adapter = manager.adapters.get(widget.context.path);
 

packages/jupyterlab-lsp/src/features/completion/provider.ts

@@ -300,6 +300,10 @@ export class CompletionProvider implements ICompletionProvider<CompletionItem> {
       return false;
     }
     const manager = this.options.connectionManager;
+    if (!context.widget.hasOwnProperty('path')) {
+      // there is no path for Console as it is not a DocumentWidget
+      return false;
+    }
     const widget = context.widget as IDocumentWidget;
     const adapter = manager.adapters.get(widget.context.path);
     if (!adapter) {