Struct UndoRedoStack 

pub struct UndoRedoStack { /* private fields */ }

An undo/redo stack for source text.

Implementations

impl UndoRedoStack

pub fn new(initial: impl Into<String>) -> Self

pub fn push(&mut self, new_source: impl Into<String>)

pub fn apply(&mut self, change: &TextChange)

pub fn undo(&mut self) -> Option<&str>

pub fn redo(&mut self) -> Option<&str>

pub fn current(&self) -> &str

pub fn can_undo(&self) -> bool

pub fn can_redo(&self) -> bool

pub fn undo_depth(&self) -> usize

pub fn redo_depth(&self) -> usize