1. Constructors
2. new
3. Properties
4. composing
5. deletedRange
6. hashCode
7. oldText
8. runtimeType
9. selection
10. textDeleted
11. Methods
12. apply
13. debugFillProperties
14. noSuchMethod
15. toDiagnosticsNode
16. toString
17. toStringShort
18. Operators
19. operator ==