Library/CacheManager.php
public function getFunctionCache()
    {
        if (!$this->functionCache) {
            $this->functionCache = new FunctionCache($this->gatherer);
        }

        return $this->functionCache;
    }
public function getFunctionCache()
    {
        if (!$this->functionCache) {
            $this->functionCache = new FunctionCache($this->gatherer);
        }

        return $this->functionCache;
    }
public function getFunctionCache ( ) { if ( ! $ this -> functionCache ) { $ this -> functionCache = new FunctionCache ( $ this -> gatherer ) ; } return $ this -> functionCache ; }
Creates or returns an existing function cache.

@return FunctionCache
Creates or returns an existing function cache .