Method undoSnapshot

packages/core/src/runtime/inputEditor.ts:556–561

()

  }

  undoSnapshot(): InputEditorSnapshot | null {
    const entry = this.undo.pop();
    if (!entry) return null;
    this.redo.push(entry);
    return entry.before;
  }

  redoSnapshot(): InputEditorSnapshot | null {
    const entry = this.redo.pop();