(function() {
  'use strict';

  module.exports = testMsg;

  function testMsg() {
    console.log('Hello from @optbot/template!');
  }

  testMsg();
})();

(function() {
  'use strict';

  module.exports = testMsg;

  function testMsg() {
    console.log('Hello from @optbot/template!');
  }

  testMsg();
  console.log('Is this happening, too?');
})();

Test main.