Can I build a Typora-like editing experience? Specifically, I want nodes where the visibility depends on the caret position. This requires mutating the DOM of t

Can I build a Typora-like editing experience? Specifically, I want nodes where the visibility depends on the caret position. This requires mutating the DOM of the editable area in response to cursor movement, which wreaks havoc on a lot of the existing WYSIWYG editors.