Why does elm-make takes 20+ seconds in dev env, even when just adding whitespace

[jigargosar]

Steps To Reproduce issue:

• Build and start local webpack devser: https://github.com/jigargosar/elm-simple-gtd#build-instructions
• touch src/elm/Mat.elm
• Observe time taken to compile.
• compilation time 20+sec on following hardware.
• note: when modifying any other file, it takes around 7sec.

Expected Solution:

• Some way to speed code to feedback time. Right now it feels like I am doing web-development in java :(

Hardware Overview:

• Model Name: MacBook Pro
• Model Identifier: MacBookPro11,3
• Processor Name: Intel Core i7
• Processor Speed: 2.3 GHz
• Number of Processors: 1
• Total Number of Cores: 4
• L2 Cache (per Core): 256 KB
• L3 Cache: 6 MB
• Memory: 16 GB

[jigargosar]

StackOverflow link: https://stackoverflow.com/questions/45253217/why-does-elm-make-takes-20-seconds-in-dev-env-even-when-just-adding-whitespace