original_string: public function nest()
      {
          $target = $this->getCurrentPredicate();
          
          if ($operator = $this->getDefaultOperator()) {
              $target->$operator;
          }
          
          $this->nestings[] = $target->nest();
          $this->nestedOperators[] = $this->getDefaultOperator();
          
          return $this;
      }
code: public function nest()
      {
          $target = $this->getCurrentPredicate();
          
          if ($operator = $this->getDefaultOperator()) {
              $target->$operator;
          }
          
          $this->nestings[] = $target->nest();
          $this->nestedOperators[] = $this->getDefaultOperator();
          
          return $this;
      }
code_tokens: public function nest ( ) { $ target = $ this -> getCurrentPredicate ( ) ; if ( $ operator = $ this -> getDefaultOperator ( ) ) { $ target -> $ operator ; } $ this -> nestings [ ] = $ target -> nest ( ) ; $ this -> nestedOperators [ ] = $ this -> getDefaultOperator ( ) ; return $ this ; }
docstring: Begings a new nesting.
docstring_tokens: Begings a new nesting .