On Wednesday, 25 January 2017 22:25:39 UTC+7, OvermindDL1 wrote: > > Sent too soon. > > Also, uglify is a minimizer, it does a *lot* more than tree shaking. > > > On Wednesday, January 25, 2017 at 8:25:10 AM UTC-7, OvermindDL1 wrote: >> >> Tree Shaking as implemented by Brunch and Webpack default setups at least >> only prune based on if a module is accessed or not (which is also why it is >> easy to fool if you use a non-static string for the name). I've not seen >> any tree shaking yet that does otherwise. Although the fascinating >> rollup.js does a lot better by pruning functions very effectively, I need >> to try that one with Elm. :-) >> >> >> On Wednesday, January 25, 2017 at 2:55:18 AM UTC-7, Robin Heggelund >> Hansen wrote: >>> >>> >>> Actually tree shaking will do absolutely nothing for Elm code as Elm >>>> compiles everything into a single module that all highly indirectly >>>> references itself. It would help with bucklescript as it outputs modules, >>>> but bucklescript already tree-shakes as part of its compiler optimizations >>>> anyway. >>>> >>> >>> This is false. You are correct that Elm compiles everything into a >>> single module, but this means that tree-shaking becomes *easier*, not >>> harder. It also makes name-mangling much easier, as everything is >>> local-scope. With Elm code, tree-shaking can be done with Uglify.js. Just >>> tell uglify to warn you when it removes a function, and you'll see it >>> removes *a lot* of code. >>> >> I see there is the old Google Web Compiler, Browserify, Uglify, Rollup and I don'e know how many others. Has anyone compared them all and has any recommendations on which to use? If some such as Uglify and Rullup do so much more than just Tree Shaking, what are the disadvantages in their use, speed of "compilation"?
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