chore: don't show ENOENT error in console

src/extension.spec.ts

@@ -24,7 +24,7 @@ import { afterEach, assert, beforeEach, describe, expect, test, vi } from 'vites
 
 import * as authentication from './authentication';
 import { ImageCache } from './cache';
-import { activate } from './extension';
+import { activate, getJSONMachineListByProvider } from './extension';
 import type { SubscriptionManagerClientV1 } from './rh-api/rh-api-sm';
 import * as utils from './utils';
 import * as winutils from './win/utils';
@@ -639,3 +639,17 @@ describe('register', () => {
     });
   });
 });
+
+test('Expect getJSONMachineListByProvider not to return error message for ENOENT', async () => {
+  vi.mocked(macadamJSPackage.Macadam.prototype.listVms).mockRejectedValueOnce(new Error('failed command, ENOENT'));
+
+  vi.mocked(macadamJSPackage.Macadam.prototype.listVms).mockRejectedValueOnce(new Error('failed command'));
+
+  const ENOENTError = await getJSONMachineListByProvider('wsl');
+
+  expect(ENOENTError).toStrictEqual({ list: [], error: '' });
+
+  const otherError = await getJSONMachineListByProvider('wsl');
+
+  expect(otherError).toStrictEqual({ list: [], error: 'Error: failed command' });
+});

src/extension.ts

@@ -181,7 +181,9 @@ export async function getJSONMachineListByProvider(vmProvider?: string): Promise
     // do not ensure binaries up to date here, as we don't want to trigger the upgrade at startup
     stdout = await macadam.listVms({ containerProvider: verifyContainerProivder(vmProvider ?? '') });
   } catch (err: unknown) {
-    stderr = `${err}`;
+    if (err && err instanceof Error && !err.message.includes('ENOENT')) {
+      stderr = `${err}`;
+    }
   }
   return {
     list: stdout,