language: node_js
node_js:
  - "6.0"
  - "5.0"
  - "4.0"
  - "iojs"
  - "0.12"
  - "0.11"
  - "0.10"
  - "0.8"

matrix:
  allow_failures:
    - node_js: "0.8"

# Allow Travis tests to run in containers.
sudo: false