.travis.yml

## Documentation: http://docs.travis-ci.com/user/languages/julia/
language: julia
sudo: required
os:
  - linux
  - osx
julia:
  - 1.5

notifications:
  email: false

## Following 4 lines are taken from here:
# https://github.com/JuliaOpt/NLopt.jl/blob/master/.travis.yml#L10
# They're meant to fix the NLopt build on Linux.
addons:
    apt: # apt-get for linux
        packages:
            - libnlopt0 # We install it this way to be able to run Travis with `sudo: false`

codecov: true
coveralls: true

jobs:
  include:
    - stage: "Documentation"
      julia: 1.5
      os: linux
      script:
        - julia --project=docs/ -e 'using Pkg; Pkg.instantiate();
                                    Pkg.develop(PackageSpec(path=pwd()))'
        - julia --project=docs/ docs/make.jl
      before_script:
        # Install R
        - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E084DAB9; fi
        - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo add-apt-repository -y "deb http://cran.rstudio.com/bin/linux/ubuntu $(lsb_release -s -c)/"; fi
        - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-get update -qq -y; fi
        - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo apt-get install --allow-unauthenticated git r-base r-base-dev r-recommended -y; fi
      # - if [ "$TRAVIS_OS_NAME" == "linux" ]; then sudo R -e 'install.packages("ggplot2", dep=TRUE, repos="http://cran.us.r-project.org")'; fi # takes ~ 6min 2018-06-02
      after_success: skip