Add command line version option

3 files changed, 8 insertions, 2 deletions

diff --git a/gui/src/main/command-line-options.ts b/gui/src/main/command-line-options.ts
index 01cf2ae331..0cddf6b14a 100644
--- a/gui/src/main/command-line-options.ts
+++ b/gui/src/main/command-line-options.ts
@@ -26,6 +26,7 @@ class DevelopmentCommandLineOption extends CommandLineOption {
 
 export const CommandLineOptions = {
   help: new CommandLineOption('Print this help text', '--help', '-h'),
+  version: new CommandLineOption('Print the app version', '--version'),
   showChanges: new CommandLineOption('Show changes dialog', '--show-changes'),
   disableResetNavigation: new DevelopmentCommandLineOption('--disable-reset-navigation'),
   disableDevtoolsOpen: new DevelopmentCommandLineOption('--disable-devtools-open'),
diff --git a/gui/src/main/index.ts b/gui/src/main/index.ts
index 613d1a92e9..484f4db4b3 100644
--- a/gui/src/main/index.ts
+++ b/gui/src/main/index.ts
@@ -60,7 +60,7 @@ import TunnelStateHandler, {
   TunnelStateProvider,
 } from './tunnel-state';
 import UserInterface, { UserInterfaceDelegate } from './user-interface';
-import Version from './version';
+import Version, { GUI_VERSION } from './version';
 
 const execAsync = util.promisify(exec);
 
@@ -1057,6 +1057,11 @@ if (CommandLineOptions.help.match) {
   printElectronOptions();
 
   process.exit(0);
+} else if (CommandLineOptions.version.match) {
+  console.log(GUI_VERSION);
+  console.log('Electron version:', process.versions.electron);
+
+  process.exit(0);
 } else {
   const applicationMain = new ApplicationMain();
   applicationMain.run();
diff --git a/gui/src/main/version.ts b/gui/src/main/version.ts
index fbe5b64574..1bab7728b4 100644
--- a/gui/src/main/version.ts
+++ b/gui/src/main/version.ts
@@ -13,7 +13,7 @@ import { DaemonRpc } from './daemon-rpc';
 import { IpcMainEventChannel } from './ipc-event-channel';
 import { NotificationSender } from './notification-controller';
 
-const GUI_VERSION = app.getVersion().replace('.0', '');
+export const GUI_VERSION = app.getVersion().replace('.0', '');
 /// Mirrors the beta check regex in the daemon. Matches only well formed beta versions
 const IS_BETA = /^(\d{4})\.(\d+)-beta(\d+)$/;