Fix linter problems caused by @typescript-eslint/no-floating-promises

14 files changed, 54 insertions, 34 deletions

diff --git a/gui/.eslintrc.js b/gui/.eslintrc.js
index 8439dbf7b3..e79a88fc0a 100644
--- a/gui/.eslintrc.js
+++ b/gui/.eslintrc.js
@@ -36,9 +36,8 @@ module.exports = {
       'error',
       { argsIgnorePattern: '^_', ignoreRestSiblings: true },
     ],
-    // TODO: Enable these
-    'require-await': 'error',
-    // '@typescript-eslint/no-floating-promises': 'error',
+    '@typescript-eslint/require-await': 'error',
+    '@typescript-eslint/no-floating-promises': 'error',
 
     '@typescript-eslint/no-use-before-define': 'off',
     '@typescript-eslint/explicit-function-return-type': 'off',
diff --git a/gui/src/main/account-data-cache.ts b/gui/src/main/account-data-cache.ts
index 0c68f38729..58c6d41dbd 100644
--- a/gui/src/main/account-data-cache.ts
+++ b/gui/src/main/account-data-cache.ts
@@ -1,5 +1,6 @@
 import log from 'electron-log';
 import { AccountToken, IAccountData } from '../shared/daemon-rpc-types';
+import consumePromise from '../shared/promise';
 
 export enum AccountFetchRetryAction {
   stop,
@@ -37,7 +38,7 @@ export default class AccountDataCache {
         this.watchers.push(watcher);
       }
 
-      this.performFetch(accountToken);
+      consumePromise(this.performFetch(accountToken));
     } else if (watcher) {
       watcher.onFinish();
     }
@@ -107,7 +108,7 @@ export default class AccountDataCache {
 
     this.fetchRetryTimeout = global.setTimeout(() => {
       this.fetchRetryTimeout = undefined;
-      this.performFetch(accountToken);
+      consumePromise(this.performFetch(accountToken));
     }, delay);
   }
 
diff --git a/gui/src/main/daemon-rpc.ts b/gui/src/main/daemon-rpc.ts
index f593fa2271..00201f7505 100644
--- a/gui/src/main/daemon-rpc.ts
+++ b/gui/src/main/daemon-rpc.ts
@@ -392,8 +392,8 @@ const NETWORK_CALL_TIMEOUT = 10000;
 export class DaemonRpc {
   private transport = new JsonRpcClient(new SocketTransport());
 
-  public connect(connectionParams: { path: string }) {
-    this.transport.connect(connectionParams);
+  public connect(connectionParams: { path: string }): Promise<void> {
+    return this.transport.connect(connectionParams);
   }
 
   public disconnect() {
@@ -555,7 +555,7 @@ export class DaemonRpc {
     listener: SubscriptionListener<DaemonEvent>,
   ): Promise<void> {
     if (listener.subscriptionId) {
-      return await this.transport.unsubscribe('daemon_event', listener.subscriptionId);
+      return this.transport.unsubscribe('daemon_event', listener.subscriptionId);
     }
   }
 
diff --git a/gui/src/main/index.ts b/gui/src/main/index.ts
index 6d146eb418..3b13231e69 100644
--- a/gui/src/main/index.ts
+++ b/gui/src/main/index.ts
@@ -34,6 +34,7 @@ import {
   getRendererLogFile,
   setupLogging,
 } from '../shared/logging';
+import consumePromise from '../shared/promise';
 import AccountDataCache, { AccountFetchRetryAction } from './account-data-cache';
 import { getOpenAtLogin, setOpenAtLogin } from './autostart';
 import {
@@ -379,7 +380,11 @@ class ApplicationMain {
       windowController.show();
     }
 
-    window.loadFile(path.resolve(path.join(__dirname, '../renderer/index.html')));
+    try {
+      await window.loadFile(path.resolve(path.join(__dirname, '../renderer/index.html')));
+    } catch (error) {
+      log.error(`Failed to load index file: ${error.message}`);
+    }
   };
 
   private onDaemonConnected = async () => {
@@ -444,7 +449,7 @@ class ApplicationMain {
     }
 
     // fetch the latest version info in background
-    this.fetchLatestVersion();
+    consumePromise(this.fetchLatestVersion());
 
     // notify user about inconsistent version
     if (
@@ -502,7 +507,7 @@ class ApplicationMain {
   };
 
   private connectToDaemon() {
-    this.daemonRpc.connect({ path: DAEMON_RPC_PATH });
+    consumePromise(this.daemonRpc.connect({ path: DAEMON_RPC_PATH }));
   }
 
   private reconnectToDaemon() {
@@ -585,7 +590,7 @@ class ApplicationMain {
   private setTunnelState(newState: TunnelState) {
     this.tunnelState = newState;
     this.updateTrayIcon(newState, this.settings.blockWhenDisconnected);
-    this.updateLocation();
+    consumePromise(this.updateLocation());
 
     if (!this.shouldSuppressNotifications(false)) {
       this.notificationController.notifyTunnelState(newState);
@@ -610,8 +615,8 @@ class ApplicationMain {
     this.updateAccountDataOnAccountChange(oldSettings.accountToken, newSettings.accountToken);
 
     if (oldSettings.accountToken !== newSettings.accountToken) {
-      this.updateAccountHistory();
-      this.fetchWireguardKey();
+      consumePromise(this.updateAccountHistory());
+      consumePromise(this.fetchWireguardKey());
     }
 
     if (this.windowController) {
@@ -975,7 +980,7 @@ class ApplicationMain {
 
     IpcMainEventChannel.accountHistory.handleRemoveItem(async (token: AccountToken) => {
       await this.daemonRpc.removeAccountFromHistory(token);
-      this.updateAccountHistory();
+      consumePromise(this.updateAccountHistory());
     });
 
     IpcMainEventChannel.wireguardKeys.handleGenerateKey(async () => {
@@ -1183,7 +1188,7 @@ class ApplicationMain {
   private updateDaemonsAutoConnect() {
     const daemonAutoConnect = this.guiSettings.autoConnect && getOpenAtLogin();
     if (daemonAutoConnect !== this.settings.autoConnect) {
-      this.daemonRpc.setAutoConnect(daemonAutoConnect);
+      consumePromise(this.daemonRpc.setAutoConnect(daemonAutoConnect));
     }
   }
 
diff --git a/gui/src/main/notification-controller.ts b/gui/src/main/notification-controller.ts
index 69c0f9ec30..4c542db3ea 100644
--- a/gui/src/main/notification-controller.ts
+++ b/gui/src/main/notification-controller.ts
@@ -6,6 +6,7 @@ import config from '../config.json';
 import AccountExpiry from '../shared/account-expiry';
 import { TunnelState } from '../shared/daemon-rpc-types';
 import { messages } from '../shared/gettext';
+import consumePromise from '../shared/promise';
 
 export default class NotificationController {
   private lastTunnelStateAnnouncement?: { body: string; notification: Notification };
@@ -140,7 +141,7 @@ export default class NotificationController {
       });
 
       notification.on('click', () => {
-        shell.openExternal(config.links.download);
+        consumePromise(shell.openExternal(config.links.download));
       });
 
       this.scheduleNotification(notification);
diff --git a/gui/src/renderer/app.tsx b/gui/src/renderer/app.tsx
index 888e41120d..9eabd147b5 100644
--- a/gui/src/renderer/app.tsx
+++ b/gui/src/renderer/app.tsx
@@ -27,6 +27,7 @@ import { loadTranslations, messages, relayLocations } from '../shared/gettext';
 import { IGuiSettingsState, SYSTEM_PREFERRED_LOCALE_KEY } from '../shared/gui-settings-state';
 import { IpcRendererEventChannel, IRelayListPair } from '../shared/ipc-event-channel';
 import { getRendererLogFile, setupLogging } from '../shared/logging';
+import consumePromise from '../shared/promise';
 
 import {
   AccountToken,
@@ -121,7 +122,7 @@ export default class AppRenderer {
     });
 
     IpcRendererEventChannel.daemonConnected.listen(() => {
-      this.onDaemonConnected();
+      consumePromise(this.onDaemonConnected());
     });
 
     IpcRendererEventChannel.daemonDisconnected.listen((errorMessage?: string) => {
@@ -206,7 +207,7 @@ export default class AppRenderer {
     this.setWireguardPublicKey(initialState.wireguardPublicKey);
 
     if (initialState.isConnected) {
-      this.onDaemonConnected();
+      consumePromise(this.onDaemonConnected());
     }
 
     // disable pinch to zoom
@@ -270,7 +271,7 @@ export default class AppRenderer {
       // switch to the connecting state ahead of time to make the app look more responsive
       this.reduxActions.connection.connecting();
 
-      return await IpcRendererEventChannel.tunnel.connect();
+      return IpcRendererEventChannel.tunnel.connect();
     }
   }
 
@@ -301,7 +302,7 @@ export default class AppRenderer {
     } catch (e) {
       log.error(`Failed to get the WWW auth token: ${e.message}`);
     }
-    shell.openExternal(`${link}?token=${token}`);
+    consumePromise(shell.openExternal(`${link}?token=${token}`));
   }
 
   public async setAllowLan(allowLan: boolean) {
diff --git a/gui/src/renderer/components/Accordion.tsx b/gui/src/renderer/components/Accordion.tsx
index 19c9ddee56..cf6603774e 100644
--- a/gui/src/renderer/components/Accordion.tsx
+++ b/gui/src/renderer/components/Accordion.tsx
@@ -1,5 +1,6 @@
 import * as React from 'react';
 import { Animated, Component, Styles, Types, UserInterface, View } from 'reactxp';
+import consumePromise from '../../shared/promise';
 
 interface IProps {
   expanded: boolean;
@@ -56,11 +57,11 @@ export default class Accordion extends Component<IProps, IState> {
       if (this.props.expanded && !this.state.mountChildren) {
         this.setState({ mountChildren: true });
       } else {
-        this.animate(this.props.expanded);
+        consumePromise(this.animate(this.props.expanded));
       }
     } else if (this.state.mountChildren && !oldState.mountChildren) {
       // run animations once the children are mounted
-      this.animate(this.props.expanded);
+      consumePromise(this.animate(this.props.expanded));
     }
   }
 
diff --git a/gui/src/renderer/components/AppButton.tsx b/gui/src/renderer/components/AppButton.tsx
index 8bb11972d1..e1c37c014b 100644
--- a/gui/src/renderer/components/AppButton.tsx
+++ b/gui/src/renderer/components/AppButton.tsx
@@ -2,6 +2,7 @@ import log from 'electron-log';
 import * as React from 'react';
 import { Button, Component, Styles, Text, Types, UserInterface, View } from 'reactxp';
 import { colors } from '../../config.json';
+import consumePromise from '../../shared/promise';
 import styles from './AppButtonStyles';
 import ImageView from './ImageView';
 
@@ -94,7 +95,7 @@ class BaseButton extends Component<IProps, IState> {
   private textViewRef = React.createRef<PrivateLabel>();
 
   public componentDidMount() {
-    this.forceUpdateTextAdjustment();
+    consumePromise(this.forceUpdateTextAdjustment());
   }
 
   public render() {
@@ -135,7 +136,7 @@ class BaseButton extends Component<IProps, IState> {
         this,
       );
 
-      this.updateTextAdjustment(containerLayout);
+      await this.updateTextAdjustment(containerLayout);
     }
   }
 
@@ -161,7 +162,7 @@ class BaseButton extends Component<IProps, IState> {
   }
 
   private onLayout = (containerLayout: Types.ViewOnLayoutEvent) => {
-    this.updateTextAdjustment(containerLayout);
+    consumePromise(this.updateTextAdjustment(containerLayout));
   };
 }
 
diff --git a/gui/src/renderer/components/Login.tsx b/gui/src/renderer/components/Login.tsx
index 476aa5cc28..f49054f076 100644
--- a/gui/src/renderer/components/Login.tsx
+++ b/gui/src/renderer/components/Login.tsx
@@ -1,6 +1,7 @@
 import * as React from 'react';
 import { Animated, Component, Styles, Text, TextInput, Types, UserInterface, View } from 'reactxp';
 import { colors, links } from '../../config.json';
+import consumePromise from '../../shared/promise';
 import { messages } from '../../shared/gettext';
 import Accordion from './Accordion';
 import * as AppButton from './AppButton';
@@ -72,7 +73,7 @@ export default class Login extends Component<IProps, IState> {
   }
 
   public componentDidMount() {
-    this.setFooterVisibility(this.shouldShowFooter());
+    consumePromise(this.setFooterVisibility(this.shouldShowFooter()));
   }
 
   public componentDidUpdate(prevProps: IProps, _prevState: IState) {
@@ -91,7 +92,7 @@ export default class Login extends Component<IProps, IState> {
     }
 
     this.setLoginButtonActive(this.shouldActivateLoginButton());
-    this.setFooterVisibility(this.shouldShowFooter());
+    consumePromise(this.setFooterVisibility(this.shouldShowFooter()));
   }
 
   public render() {
@@ -336,7 +337,7 @@ export default class Login extends Component<IProps, IState> {
   };
 
   private onRemoveAccountFromHistory = (accountToken: string) => {
-    this.removeAccountFromHistory(accountToken);
+    consumePromise(this.removeAccountFromHistory(accountToken));
   };
 
   private async removeAccountFromHistory(accountToken: AccountToken) {
diff --git a/gui/src/renderer/components/NotificationBanner.tsx b/gui/src/renderer/components/NotificationBanner.tsx
index ba626c07f4..360c910403 100644
--- a/gui/src/renderer/components/NotificationBanner.tsx
+++ b/gui/src/renderer/components/NotificationBanner.tsx
@@ -1,6 +1,7 @@
 import * as React from 'react';
 import { Animated, Button, Component, Styles, Text, Types, UserInterface, View } from 'reactxp';
 import { colors } from '../../config.json';
+import consumePromise from '../../shared/promise';
 import { BlockingButton } from './AppButton';
 import ImageView from './ImageView';
 
@@ -213,7 +214,7 @@ export class NotificationBanner extends Component<
     if (prevProps.visible !== this.props.visible) {
       // enable drawer-like animation when changing banner's visibility
       this.setState({ contentPinnedToBottom: true }, () => {
-        this.animateHeightChanges();
+        consumePromise(this.animateHeightChanges());
       });
     }
   }
@@ -249,7 +250,7 @@ export class NotificationBanner extends Component<
     // notification banner to slide down each time the component is mounted.
     if (this.didFinishFirstLayoutPass) {
       if (oldHeight !== height) {
-        this.animateHeightChanges();
+        consumePromise(this.animateHeightChanges());
       }
     } else {
       this.didFinishFirstLayoutPass = true;
diff --git a/gui/src/renderer/containers/AccountPage.tsx b/gui/src/renderer/containers/AccountPage.tsx
index 945512a2f7..012427b94d 100644
--- a/gui/src/renderer/containers/AccountPage.tsx
+++ b/gui/src/renderer/containers/AccountPage.tsx
@@ -2,6 +2,7 @@ import { goBack } from 'connected-react-router';
 import { connect } from 'react-redux';
 import { bindActionCreators } from 'redux';
 import { links } from '../../config.json';
+import consumePromise from '../../shared/promise';
 import Account from '../components/Account';
 
 import withAppContext, { IAppContext } from '../context';
@@ -17,7 +18,7 @@ const mapDispatchToProps = (dispatch: ReduxDispatch, props: IAppContext) => {
   const history = bindActionCreators({ goBack }, dispatch);
   return {
     onLogout: () => {
-      props.app.logout();
+      consumePromise(props.app.logout());
     },
     onClose: () => {
       history.goBack();
diff --git a/gui/src/renderer/containers/LoginPage.tsx b/gui/src/renderer/containers/LoginPage.tsx
index 9b39520881..2f221ad875 100644
--- a/gui/src/renderer/containers/LoginPage.tsx
+++ b/gui/src/renderer/containers/LoginPage.tsx
@@ -2,6 +2,7 @@ import { push } from 'connected-react-router';
 import { shell } from 'electron';
 import { connect } from 'react-redux';
 import { bindActionCreators } from 'redux';
+import consumePromise from '../../shared/promise';
 import Login from '../components/Login';
 import withAppContext, { IAppContext } from '../context';
 import accountActions from '../redux/account/actions';
@@ -24,7 +25,7 @@ const mapDispatchToProps = (dispatch: ReduxDispatch, props: IAppContext) => {
       history.push('/settings');
     },
     login: (account: string) => {
-      props.app.login(account);
+      consumePromise(props.app.login(account));
     },
     resetLoginError: () => {
       resetLoginError();
diff --git a/gui/src/renderer/containers/PreferencesPage.tsx b/gui/src/renderer/containers/PreferencesPage.tsx
index 068f6f8d1d..299d5799cb 100644
--- a/gui/src/renderer/containers/PreferencesPage.tsx
+++ b/gui/src/renderer/containers/PreferencesPage.tsx
@@ -2,6 +2,7 @@ import { goBack } from 'connected-react-router';
 import log from 'electron-log';
 import { connect } from 'react-redux';
 import { bindActionCreators } from 'redux';
+import consumePromise from '../../shared/promise';
 import Preferences from '../components/Preferences';
 import withAppContext, { IAppContext } from '../context';
 import { IReduxState, ReduxDispatch } from '../redux/store';
@@ -35,7 +36,7 @@ const mapDispatchToProps = (dispatch: ReduxDispatch, props: IAppContext) => {
       props.app.setAutoConnect(autoConnect);
     },
     setAllowLan: (allowLan: boolean) => {
-      props.app.setAllowLan(allowLan);
+      consumePromise(props.app.setAllowLan(allowLan));
     },
     setStartMinimized: (startMinimized: boolean) => {
       props.app.setStartMinimized(startMinimized);
diff --git a/gui/src/shared/promise.ts b/gui/src/shared/promise.ts
new file mode 100644
index 0000000000..c0228e23e8
--- /dev/null
+++ b/gui/src/shared/promise.ts
@@ -0,0 +1,6 @@
+// eslint-disable-next-line @typescript-eslint/no-empty-function
+const noop = () => {};
+
+export default function consumePromise<T>(promise: Promise<T>): void {
+  promise.then(noop, noop);
+}