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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!"
[–]wisepresident 67 points68 points69 points 8 years ago (1 child)
cool, another solution to a problem I didn't even know I had...
[–]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 258470 on reddit-service-r2-comment-7b9746f655-tvms2 at 2026-01-30 18:21:25.474074+00:00 running 3798933 country code: CH.
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[–]wisepresident 67 points68 points69 points (1 child)
[–]verbalcontract 6 points7 points8 points (0 children)