src/libs/Module.js
function _delete(sModuleId) {
  const oModules = getModules();
  if (!isTypeOf(oModules[sModuleId], sNotDefined)) {
    delete oModules[sModuleId];
    return true;
  }
  return false;
}
function _delete(sModuleId) {
  const oModules = getModules();
  if (!isTypeOf(oModules[sModuleId], sNotDefined)) {
    delete oModules[sModuleId];
    return true;
  }
  return false;
}
_delete is a wrapper method that will call the native delete javascript function
It's important to test the full code.
@param {String} sModuleId
@return {Boolean}