this post was submitted on 20 Nov 2025
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Jenga Stack (lemmy.blahaj.zone)
submitted 5 days ago by als@lemmy.blahaj.zone to c/programmer_humor@programming.dev
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Original post: https://mastodon.social/@chechar/115571726910318246

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[–] chellomere@lemmy.world 3 points 4 days ago* (last edited 4 days ago)

It would make sense that a code editor could use a more limited subset of text rendering that could be more optimized.

Perhaps a bit surprisingly, Microsoft actually has pretty good documentation on OpenType. Here's info on what shaping applies to "standard" scripts:

https://learn.microsoft.com/en-us/typography/script-development/standard

And here's the landing page for the latest OpenType spec:

https://learn.microsoft.com/en-us/typography/opentype/spec/

Specifically for ligatures, you're looking for the liga feature which is specified in the font's GSUB table.