There is still plenty of room for #innovation in the space of #code #editor's:

sapling | A highly experimental vi-inspired editor where you edit code, not text.

https://github.com/kneasle/sapling

Accessible AST-Based #Programming for Visually-Impaired Programmers (2019)

https://dl.acm.org/doi/pdf/10.1145/3287324.3287499

Also related:
diffsitter | A tree-sitter based AST #difftool to get meaningful semantic diffs

https://github.com/afnanenayet/diffsitter

➡️ Edit: please check out part 2 of this post below...

#StructuredEditing #A11y #AST

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