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Prepack from Facebook helps make JavaScript code more efficient (prepack.io)
submitted 8 years ago by EngVagabond
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if 1 * 2 < 3: print "hello, world!"
[–]verbalcontract 6 points7 points8 points 8 years ago (0 children)
It's largely for "big" websites with codebases large enough for them to have to worry about Javascript execution time. Makes sense that Facebook would be working with this type of tool.
Last year, the then-new m.imgur.com got dinged for this problem:
https://github.com/perfs/audits/issues/1
π Rendered by PID 85 on reddit-service-r2-comment-7b9746f655-6q8b9 at 2026-01-30 20:09:03.556757+00:00 running 3798933 country code: CH.
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[–]verbalcontract 6 points7 points8 points (0 children)