[HN Gopher] Lenses in Julia
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Lenses in Julia
Author : samuel2
Score : 39 points
Date : 2025-10-26 11:53 UTC (4 days ago)
(HTM) web link (juliaobjects.github.io)
(TXT) w3m dump (juliaobjects.github.io)
| eigenspace wrote:
| Nice to see this passed around on Hacker News. I think the whole
| concept of lenses is super cool and useful, but suffered from the
| usual Haskellificiation problems of being presented in an
| unnecessarily convoluted way.
|
| I think Accessors.jl has a quite nice and usable implementation
| of lenses, it's something I use a lot even in code where I'm
| working with a lot of mutable data because it's nice to localize
| and have exact control over what gets mutated and when (and I
| often find myself storing some pretty complex immutable data in
| more 'simple' mutable containers)
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(page generated 2025-10-30 23:00 UTC)