sudo: required
dist: trusty
language: cpp
os:
  - linux
matrix:
  include:
    - os: linux
      env: COMPILER=g++-6
      addons:
        apt:
          packages:
            - g++-6
          sources: &sources
            - llvm-toolchain-trusty-3.8
            - llvm-toolchain-trusty-5.0
            - ubuntu-toolchain-r-test
    - os: linux
      env: COMPILER=g++-6 UNICODE_OPTIONS=-DCXXOPTS_USE_UNICODE_HELP=Yes
      addons:
        apt:
          packages:
            - g++-6
          sources: *sources
    - os: linux
      env: COMPILER=g++-7
      addons:
        apt:
          packages:
            - g++-7
          sources: *sources
    - os: linux
      env: COMPILER=g++-7 UNICODE_OPTIONS=-DCXXOPTS_USE_UNICODE_HELP=Yes
      addons:
        apt:
          packages:
            - g++-7
          sources: *sources
    - os: linux
      env: COMPILER=g++-5
      addons:
        apt:
          packages:
            - g++-5
          sources: *sources
    - os: linux
      env: COMPILER=g++-5 UNICODE_OPTIONS=-DCXXOPTS_USE_UNICODE_HELP=Yes
      addons:
        apt:
          packages:
            - g++-5
          sources: *sources
    - os: linux
      env: COMPILER=g++-4.8
      addons:
        apt:
          packages:
            - g++-4.8
          sources: *sources
    - os: linux
      env: COMPILER=g++-4.8 UNICODE_OPTIONS=-DCXXOPTS_USE_UNICODE_HELP=Yes
      addons:
        apt:
          packages:
            - g++-4.8
          sources: *sources
    - os: linux
      env: COMPILER=clang++-3.8 CXXFLAGS=-stdlib=libc++
      addons:
        apt:
          packages:
            - clang-3.8
            - libc++-dev
          sources: *sources
    - os: linux
      env: COMPILER=clang++-3.8 CXXFLAGS=-stdlib=libc++ UNICODE_OPTIONS=-DCXXOPTS_USE_UNICODE_HELP=Yes
      addons:
        apt:
          packages:
            - clang-3.8
            - libc++-dev
          sources: *sources
    - os: linux
      env: COMPILER=clang++-5.0 CMAKE_OPTIONS=-DCXXOPTS_CXX_STANDARD=17
      addons:
        apt:
          packages:
            - clang-5.0
            - g++-5
          sources: *sources
script: >
    cmake -Werror=dev -DCXXOPTS_BUILD_TESTS=ON -DCMAKE_CXX_COMPILER=$COMPILER
    -DCMAKE_CXX_FLAGS=$CXXFLAGS $UNICODE_OPTIONS $CMAKE_OPTIONS .
    && make && make ARGS=--output-on-failure test

before_install:
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update          ; fi
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install icu4c; fi