Fun With Emerging Languages - Crystal
https://pastebin.com/raw/KzwWFYJL
Code
see src/fwel.cr
Build
$ shards update
$ crystal build --release src/fwel.cr -o fwel-osx
I'm on a Mac, so to build for linux in docker:
docker run --rm -it -v `pwd`:/app -v `pwd`/lib/linux:/app/lib -w /app crystallang/crystal /bin/bash -c "shards update; crystal build --release src/fwel.cr"
Usage
./fwel
Linus Torvalds