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Last active July 15, 2019 11:40
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Differential serving (module nomodule)
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differential-serving.md

Rationale for serving ES6

  • Write ES6 without transpilation (perf reasons aside; developer convenience)
  • Perf reasons (untranspiled code is smaller and faster)

Expectations vs reality

┓┏┓┏┓┃
┛┗┛┗┛┃＼○／
┓┏┓┏┓┃ /
┛┗┛┗┛┃ノ)
┓┏┓┏┓┃
┛┗┛┗┛┃
┓┏┓┏┓┃
┛┗┛┗┛┃
┓┏┓┏┓┃
┃┃┃┃┃┃
┻┻┻┻┻┻

https://gist.github.com/jakub-g/5fc11af85a061ca29cc84892f1059fec

ES6 status in the browsers

  • Chrome = rock solid
  • Firefox = solid, but without modulepreload
  • Safari = double fetches in some cases
  • Edge = triple fetches
  • IE = double fetches
@plesiecki
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Expectations vs reality 🤣

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