.travis.yml

# use Python 3.5 for gatorgrader and switch to Java
sudo: required
dist: trusty
language: python
python:
  - '3.5'
before_install:
  - jdk_switcher use oraclejdk8

# ensure the use of the latest version of gradle
before_script:
  - sudo add-apt-repository -y ppa:cwchien/gradle
  - sudo apt-get -y update
  - sudo apt-get -y install gradle-ppa

# install Python3 for GatorGrader in this Java project
before_install:
- sudo apt-get update
- gem install mdl

# command to install dependencies of gatorgrader
install:
  - pip install proselint
  # - ./gatorgrader.sh --start
  # - cd gatorgrader
  # - pip3 install --upgrade pip
  # - pip3 install -r requirements.txt --cache-dir $HOME/.pip-cache
  # - cd ..

# cache to improve build speed
before_cache:
  - rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock
  - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
cache:
  directories:
    - $HOME/.pip-cache/
    - $HOME/.gradle/caches/
    - $HOME/.gradle/wrapper/

# run checks on Java code through gradle and gatorgrader
# run checks on Markdown writing through mdl and proselint
script:
  # Java
  # - /usr/bin/gradle --version
  # - /usr/bin/gradle clean check
  # - /usr/bin/gradle build
  # - /usr/bin/gradle run
  # GatorGrader
  # - ./gatorgrader.sh --check
  # Markdown
  - mdl README.md
  - mdl writing/reflection.md
  - proselint README.md
  - proselint writing/reflection.md