.travis.yml

language: python
python: [2.7, 3.4, 3.5, 3.6]
install:
- pip install tox-travis
- mkdir -p "$HOME/bin"
script:
- tox -e devruntime
- tox
- tox -e docs

# First invocation of setup.py script may print extra log messages as well as
# a version number.  The below invocation ensures that its following (second)
# invocation (for comparing to $TRAVIS_TAG) does not print any extra log
# messages other than a version number.
- python setup.py --version
- '[[ "$TRAVIS_TAG" = "" ]] || [[ "$TRAVIS_TAG" = "$(python setup.py --version)" ]]'

# Ensure changelog was written:
- |
    if [[ "$TRAVIS_PULL_REQUEST" != "false" ]]; then
      curl -L http://github.com/micha/jsawk/raw/master/jsawk > /tmp/jsawk
      chmod +x /tmp/jsawk
      PR_BASE="$(curl -vf https://api.github.com/repos/$TRAVIS_REPO_SLUG/pulls/$TRAVIS_PULL_REQUEST.json \
                 | jq --raw-output '.base.sha')"
      CHANGE_RANGE="${PR_BASE}..${TRAVIS_PULL_REQUEST_SHA}"
    elif [[ "$TRAVIS_TAG" != "" ]]; then
      CHANGE_RANGE="${TRAVIS_TAG}^1..${TRAVIS_TAG}"
    else
      CHANGE_RANGE="${TRAVIS_COMMIT_RANGE}"
    fi
    if git show --format=%B --quiet "$CHANGE_RANGE" \
       | grep '\[changelog skip\]' > /dev/null; then
      echo "Skip changelog checker..."
    else
      git diff --name-only "$CHANGE_RANGE" | grep CHANGES.rst
    fi
- '[[ "$TRAVIS_TAG" = "" ]] || ! grep -i "to be released" CHANGES.rst'