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I think b) is true only because JavaScript tooling cannot perform dead code elimination. Other languages have big grab-bag utility libraries like lodash that do

by mdavidn 11y ago

I think b) is true only because JavaScript tooling cannot perform dead code elimination. Other languages have big grab-bag utility libraries like lodash that don't hinder performance because a linker or runtime can avoid loading unused portions.

doque 11y ago
Webpack 2 will support this: http://www.2ality.com/2015/12/webpack-tree-shaking.html http://www.2ality.com/2015/12/webpack-tree-shaking.html
esailija 11y ago
Yes it can https://github.com/rollup/rollup https://github.com/rollup/rollup. Webpack 2.x can also do this.