original_string: protected function whereColumn(Builder $query, $where)
      {
          return $this->wrap($where['first']).' '.$where['operator'].' '.$this->wrap($where['second']);
      }
code: protected function whereColumn(Builder $query, $where)
      {
          return $this->wrap($where['first']).' '.$where['operator'].' '.$this->wrap($where['second']);
      }
code_tokens: protected function whereColumn ( Builder $ query , $ where ) { return $ this -> wrap ( $ where [ 'first' ] ) . ' ' . $ where [ 'operator' ] . ' ' . $ this -> wrap ( $ where [ 'second' ] ) ; }
docstring: Compile a where clause comparing two columns..
  
  @param  \Illuminate\Database\Query\Builder  $query
  @param  array  $where
  @return string
docstring_tokens: Compile a where clause comparing two columns ..