code: public function getSpacedPipe($pipe, $arrow, $method)
  	{
  		$left = $this->getSpacesByWord($pipe);
  
  		$arrow = $this->addSpacesToArrow($arrow);
  
  		$right = $this->getSpacesByWord($method);
  
  		return $left.$pipe.$arrow.$method.$right;
  	}
docs: Retrieve the spaced pipe and method pair.
  
  @author	Andrea Marco Sartori
  @param	string	$pipe
  @param	string	$arrow
  @param	string	$method
  @return	string