✨ Matching tag and bracket pairs

[austincondiff]

When user types a {, [, (, or <, we should append a matching }, ], ), or > right after the cursor position on the same line.

Related

• ✨ Auto-indent New Lines #78

[mattmassicotte]

This one of the core features of this library: https://github.com/ChimeHQ/TextFormation

Might be handy. It is text-system independent, so should be possible to incorporate into any system. But, does have some more straightforward hooks for NSTextView.

[lukepistrol]

Could be implemented using https://github.com/ChimeHQ/TextFormation