Refactory to extract functions

src/cli/cli.js

@@ -10,42 +10,54 @@ const STOP_COMMAND = 'stop';
 const RESTART_COMMAND = 'restart';
 const CONFIGURE_COMMAND = 'configure';
 
-const argv = yargs.usage(`Hubot.js \n
-Usage: hubot <command> [options]`)
-  .command(START_COMMAND, 'Start the hubot')
-  .command(STOP_COMMAND, 'Stop the hubot')
-  .command(RESTART_COMMAND, 'Restart the hubot')
-  .command(CONFIGURE_COMMAND, 'Restart the hubot')
-  .alias('t', 'token')
-  .alias('n', 'name')
-  .describe('t', 'Inform Slack API Token')
-  .describe('n', 'Inform the bot name')
-  .argv;
-
-const command = argv._[0];
-
-switch (command) {
-  case START_COMMAND:
-    executeProcessManager(start, argv);
-    break;
-  case STOP_COMMAND:
-    executeProcessManager(stop);
-    break;
-  case RESTART_COMMAND:
-    executeProcessManager(restart);
-    break;
-  case CONFIGURE_COMMAND:
-    configure.configure(argv);
-    break;
-  default:
-    yargs.showHelp();
-    process.exit(0);
-    break;
+createParameters();
+createHelpMessage();
+chooseCommand();
+
+function chooseCommand() {
+  const argv = yargs.argv;
+  const command = argv._[0];
+
+  switch (command) {
+    case START_COMMAND:
+      executeProcessManager(start, argv);
+      break;
+    case STOP_COMMAND:
+      executeProcessManager(stop);
+      break;
+    case RESTART_COMMAND:
+      executeProcessManager(restart);
+      break;
+    case CONFIGURE_COMMAND:
+      configure.configure(argv);
+      break;
+    default:
+      yargs.showHelp();
+      process.exit(0);
+      break;
+  }
+}
+
+function createParameters() {
+  yargs.alias('t', 'token')
+       .alias('n', 'name');
+}
+
+
+function createHelpMessage() {
+  yargs.usage(`Hubot.js \nUsage: hubot <command> [options]`)
+       .command(START_COMMAND, 'Start the hubot')
+       .command(STOP_COMMAND, 'Stop the hubot')
+       .command(RESTART_COMMAND, 'Restart the hubot')
+       .command(CONFIGURE_COMMAND, 'Restart the hubot')
+       .describe('t', 'Inform Slack API Token')
+       .describe('n', 'Inform the bot name');
 }
 
 function start(args) {
   const argsArray = buildArgsArray(args);
   const config = { script: 'src/cli/init-core.js', name: 'hubot', args: argsArray, maxRestarts: 2 };
+
   pm2.start(config, () => pm2.disconnect());
 }