original_string: public function getRuleValidator($field, $rule)
      {
          return isset($this->ruleValidators[$field][$rule]) ? $this->ruleValidators[$field][$rule] : null;
      }
code: public function getRuleValidator($field, $rule)
      {
          return isset($this->ruleValidators[$field][$rule]) ? $this->ruleValidators[$field][$rule] : null;
      }
code_tokens: public function getRuleValidator ( $ field , $ rule ) { return isset ( $ this -> ruleValidators [ $ field ] [ $ rule ] ) ? $ this -> ruleValidators [ $ field ] [ $ rule ] : null ; }
docstring: Returns the rule validator object
  
  @param string $field
  @param string $rule
  @return Validator\BaseValidator
docstring_tokens: Returns the rule validator object