fix: reset github token when authentication failed (#388)

src/renderer/components/dialog-token.tsx

@@ -69,6 +69,7 @@ export class TokenDialog extends React.Component<TokenDialogProps, TokenDialogSt
     } catch (error) {
       console.warn(`Authenticating against GitHub failed`, error);
       this.setState({ verifying: false, error: true });
+      this.props.appState.gitHubToken = null;
       return;
     }
 

tests/renderer/components/dialog-token-spec.tsx

@@ -181,6 +181,7 @@ describe('TokenDialog component', () => {
       await instance.onSubmitToken();
 
       expect(wrapper.state('error')).toBe(true);
+      expect(store.gitHubToken).toEqual(null);
     });
   });
 });