Harry Sarson

Should be ready for review now :)

Marking as draft because we have found a better fix in #1103

CI passes now: https://travis-ci.org/github/harrysarson/core

I have given you commit rights on my fork, please feel free to squash these commits on the [harrysarson:fix-tests](https://github.com/harrysarson/core/tree/fix-tests) branch.

Looking at the formatter ecosystem [rustfmt](https://rust-lang.github.io/rustfmt/#ignore), [yaph (for python)](https://github.com/google/yapf#excluding-files-from-formatting-yapfignore), [prettier](https://prettier.io/docs/en/ignore.html), and possibly others support excluding files/directories with either a CLI option or a configuration file. On the other hand gofmt...

They seem to have the [same bits in rust](https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=6d05c9e23c3894cb1f9ac7fe2e5ca770). Maybe I am missing something?

Maybe this sort of changes is more suitable for elm-analyzer which would give users the choice

If I may chip in with my two cents. I use elm in windows subsystem for linux (wsl), using linux programs to read/write files in windows directories. (I promise this...

Yes windows!

Presumably the root cause is the same here and over at the elm compiler?