original_string: protected function enabled()
  	{
  		if ( !extension_loaded('xdebug') ) {
  			throw new \RuntimeException('Xdebug extension must be enabled for coverage collection');
  		}
  
  		return isset($_COOKIE[self::TEST_ID_VARIABLE]) && !isset($_GET[self::TEST_ID_VARIABLE]);
  	}
code: protected function enabled()
  	{
  		if ( !extension_loaded('xdebug') ) {
  			throw new \RuntimeException('Xdebug extension must be enabled for coverage collection');
  		}
  
  		return isset($_COOKIE[self::TEST_ID_VARIABLE]) && !isset($_GET[self::TEST_ID_VARIABLE]);
  	}
code_tokens: protected function enabled ( ) { if ( ! extension_loaded ( 'xdebug' ) ) { throw new \ RuntimeException ( 'Xdebug extension must be enabled for coverage collection' ) ; } return isset ( $ _COOKIE [ self :: TEST_ID_VARIABLE ] ) && ! isset ( $ _GET [ self :: TEST_ID_VARIABLE ] ) ; }
docstring: Determines if coverage information collection can be started.
  
  @return string
  @throws \RuntimeException When Xdebug extension not enabled.
docstring_tokens: Determines if coverage information collection can be started .