original_string: protected function glob_keys_pattern($prefix = '') {
          if ($this->singledirectory) {
              return $this->path . '/'.$prefix.'*.cache';
          } else {
              return $this->path . '/*/'.$prefix.'*.cache';
          }
      }
code: protected function glob_keys_pattern($prefix = '') {
          if ($this->singledirectory) {
              return $this->path . '/'.$prefix.'*.cache';
          } else {
              return $this->path . '/*/'.$prefix.'*.cache';
          }
      }
code_tokens: protected function glob_keys_pattern ( $ prefix = '' ) { if ( $ this -> singledirectory ) { return $ this -> path . '/' . $ prefix . '*.cache' ; } else { return $ this -> path . '/*/' . $ prefix . '*.cache' ; } }
docstring: Gets a pattern suitable for use with glob to find all keys in the cache.
  
  @param string $prefix A prefix to use.
  @return string The pattern.
docstring_tokens: Gets a pattern suitable for use with glob to find all keys in the cache .