---
-sudo: required
-dist: trusty
-language: ruby
-before_install:
- - gem update --system
+language: nix
before_script:
- - npm install -g eslint
-rvm:
- - 2.1.10
- - 2.2.10
- - 2.3.7
- - 2.4.4
- - 2.5.1
+ - nix-env -i -f default.nix
+script:
+ - rake spec