| ⇢ | A | Combiner added | |
| ⇢ | A | Chaining added | |
| A | ↛ | FormatterCombiner removed | |
| A | ↛ | FormatterChaining removed |
| ⇢ | A | Combiner::__construct() added | |
| ⇢ | A | Combiner::applyCurrent() added | |
| ⇢ | A | Chaining::getNext() added | |
| ⇢ | A | Chaining::apply() added | |
| ⇢ | A | Chaining::setNext() added | |
| A | ↛ | FormatterCombiner::__construct() removed | |
| A | ↛ | FormatterCombiner::applyCurrent() removed | |
| A | ↛ | FormatterChaining::apply() removed | |
| A | ↛ | FormatterChaining::setNext() removed | |
| A | ↛ | FormatterChaining::getNext() removed |