@@ -81,7 +81,7 @@ discard block  | 
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| 81 | 81 | /**  | 
                                                        
| 82 | 82 | * Calls an attribute of the object value.  | 
                                                        
| 83 | 83 | *  | 
                                                        
| 84 | - * @param String|Integer $attr  | 
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| 84 | + * @param string $attr  | 
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| 85 | 85 | * Attribute string.  | 
                                                        
| 86 | 86 | *  | 
                                                        
| 87 | 87 | * @return VC  | 
                                                        
@@ -121,7 +121,7 @@ discard block  | 
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| 121 | 121 | * Any passed value will serve as a default return value.  | 
                                                        
| 122 | 122 | * In case there is no argument and the value does not exit it throws an exception.  | 
                                                        
| 123 | 123 | *  | 
                                                        
| 124 | - * @param null $default  | 
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| 124 | + * @param string $default  | 
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| 125 | 125 | * Default value when expected return is missing/invalid.  | 
                                                        
| 126 | 126 | * @return mixed  | 
                                                        
| 127 | 127 | */  | 
                                                        
@@ -186,7 +186,7 @@ discard block  | 
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| 186 | 186 | * Name of the called function.  | 
                                                        
| 187 | 187 | * @param array $arguments  | 
                                                        
| 188 | 188 | * Extra arguments for the function.  | 
                                                        
| 189 | - * @return mixed|null  | 
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| 189 | + * @return VC  | 
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| 190 | 190 | * The return value of the called function, or NULL if the value is invalid.  | 
                                                        
| 191 | 191 | */  | 
                                                        
| 192 | 192 |    public function __call($name, array $arguments = array()) { |