- WikiPadDocument (value-struct) FileDocument
- TextStoreMemory (value-struct) Codeable, TextStoreProtocol
- HypertextEditorState (reference-class) ObservableObject
- Model is refactored as value type, down to the storage. Change to value triggers save.
- Document (WikiPadDocument) implements FileDocument protocol.
- Mutating operations (intents) implemented as extension: add, delete, rename, back and forward.
- Mutating sub operations also implemented as extensions: setStartTitle, checkRename.
- Store (TextStoreMemory) uses access protocol, implemented as dictionary and mutating functions.
- State (HypertextEditorState) for selection, browser and title index is still a reference type. Added to view environment. Part of document, but not persistent.