original_string: public function aliases(array $aliases = null)
  	{
  		if (is_null($aliases))
  		{
  			return $this->aliases;
  		}
  		else
  		{
  			$this->aliases = array_merge($this->aliases, $aliases);
  		}
  	}
code: public function aliases(array $aliases = null)
  	{
  		if (is_null($aliases))
  		{
  			return $this->aliases;
  		}
  		else
  		{
  			$this->aliases = array_merge($this->aliases, $aliases);
  		}
  	}
code_tokens: public function aliases ( array $ aliases = null ) { if ( is_null ( $ aliases ) ) { return $ this -> aliases ; } else { $ this -> aliases = array_merge ( $ this -> aliases , $ aliases ) ; } }
docstring: Set or get config aliases
  
  @param array $aliases
  @return array|null
docstring_tokens: Set or get config aliases