language: node_js
node_js:
  - 10
  - 11
  - 12
after_success:
  - bash <(curl -s https://codecov.io/bash)

matrix:
  include:
    - language: python
      python:
        - "2.7"
    - language: node_js
      node_js:
        - 10
      after_success:
        - bash <(curl -s https://codecov.io/bash)

Test using multiple languages in Travis CI
Test using multiple languages in Travis CI

