code: func (c *cachedLoader) Get(key string) ([]byte, error) {
  	c.cacheLock.RLock()
  	defer c.cacheLock.RUnlock()
  
  	compiledKey := c.namespace + divider + key
  	if ret, ok := c.cache[compiledKey]; ok {
  		return ret, nil
  	}
  	return nil, fmt.Errorf("Could not find value for key: %s", compiledKey)
  }
docs: // Get fetches the raw config from cache