language: python

dist: xenial  # required for Python >= 3.7 (travis-ci/travis-ci#9069)

python:
  - "3.7"

matrix:
  include:

    # pip install under linux
    - before_install:
        # C++17
        - sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
        - sudo apt-get update -qq
      install:
        # C++17
        - sudo apt-get install -qq gcc-8 g++-8
        - sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-8 90
        - sudo update-alternatives --install /usr/bin/c++ c++ /usr/bin/g++-8 90
        - sudo update-alternatives --install /usr/bin/gcc cc /usr/bin/gcc-8 90
        # Linux install script
        - bash ./install.sh
      script:
        - python -c "import vnpy.api.ctp.vnctp; import vnpy.api.oes.vnoes; exit(0);"


    # code quality analysis
    - before_install:
        - pip install flake8
      install:
        - ""  # prevent running "pip install -r requirements.txt"
      script:
        - flake8