| version: ~> 1.0language: node_jscache:  directories:    - "$(nvm cache dir)"os: - linuximport: - ljharb/travis-ci:node/all.yml - ljharb/travis-ci:node/pretest.yml - ljharb/travis-ci:node/posttest.yml - ljharb/travis-ci:node/coverage.ymlmatrix:  allow_failures:    - env: COVERAGE=true
 |