areMigrationsOrganizedByYearAndMonth() public method

 public function getMigrationDirectory()
 {
     $dir = $this->configuration->getMigrationsDirectory();
     $dir = $dir ? $dir : getcwd();
     $dir = rtrim($dir, '/');
     if (!file_exists($dir)) {
         throw new \InvalidArgumentException(sprintf('Migrations directory "%s" does not exist.', $dir));
     }
     if ($this->configuration->areMigrationsOrganizedByYear()) {
         $dir .= $this->appendDir(date('Y'));
     }
     if ($this->configuration->areMigrationsOrganizedByYearAndMonth()) {
         $dir .= $this->appendDir(date('m'));
     }
     $this->createDirIfNotExists($dir);
     return $dir;
 }