code: public function setOptimizeAutoloader($optimizeAutoloader = false)
      {
          $this->optimizeAutoloader = (bool) $optimizeAutoloader;
          if (!$this->optimizeAutoloader) {
              // Force classMapAuthoritative off when not optimizing the
              // autoloader
              $this->setClassMapAuthoritative(false);
          }
  
          return $this;
      }
docs: Whether or not generated autoloader are optimized
  
  @param  bool      $optimizeAutoloader
  @return Installer