first cut proposed api for vscode.open, #66741

src/vs/workbench/api/node/extHost.api.impl.ts

@@ -497,6 +497,9 @@ export function createApiFactory(
 			createInputBox(): vscode.InputBox {
 				return extHostQuickOpen.createInputBox(extension.identifier);
 			},
+			open: proposedApiFunction(extension, (uri: URI) => {
+				return extHostWindow.openUri(uri);
+			})
 		};
 
 		// namespace: workspace