os:
  - linux
  - osx
language: node_js
node_js:
  - '0.10'
  - '0.12'
  - '4'
  - '6'
  - '7'
before_script:
  - npm install winston@2.3.0
env:
  - CXX=g++-4.8
addons:
  apt:
    sources:
      - ubuntu-toolchain-r-test
    packages:
      - g++-4.8