server/api/common/cache-topo-graph-converter.js
/**
   * Check and make cache directory.
   * @private
   */
Check and make cache directory.
@private
Check and make cache directory . @private
_checkCacheDir() {
    if (!fs.existsSync(this._cacheDir)) {
      fs.mkdirSync(this._cacheDir)
    }
  }
_checkCacheDir ( ) { if ( ! fs . existsSync ( this . _cacheDir ) ) { fs . mkdirSync ( this . _cacheDir ) } }
Check and make cache directory.
Check and make cache directory .