|  | @@ -46,11 +46,11 @@ | 
                                                    
                                                        |  |  |  block discarded – undo | 
                                                                                                                                                                                                                    
                                                            | 46 | 46 |              return new ValidationResult(ValidationResult::STATUS_ERROR, ['missing data']); | 
                                                                                                            
                                                            | 47 | 47 |          } | 
                                                                                                            
                                                            | 48 | 48 |   | 
                                                                                                            
                                                            | 49 |  | -        if (!empty($this->rawInput) && json_last_error()) { | 
                                                                                                            
                                                            |  | 49 | +        if ( ! empty($this->rawInput) && json_last_error()) { | 
                                                                                                            
                                                            | 50 | 50 |              return new ValidationResult(ValidationResult::STATUS_ERROR, [json_last_error_msg()]); | 
                                                                                                            
                                                            | 51 | 51 |          } | 
                                                                                                            
                                                            | 52 | 52 |   | 
                                                                                                            
                                                            | 53 |  | -        if (!$value && $this->isRequired() === self::OPTIONAL) { | 
                                                                                                            
                                                            |  | 53 | +        if ( ! $value && $this->isRequired() === self::OPTIONAL) { | 
                                                                                                            
                                                            | 54 | 54 |              return new ValidationResult(ValidationResult::STATUS_OK); | 
                                                                                                            
                                                            | 55 | 55 |          } | 
                                                                                                            
                                                            | 56 | 56 |   | 
                                                                                                                                                
                                         
                                        
                                            
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