language: cpp

notifications:
  email: false
  slack:
    on_success: change
    on_failure: always
    rooms:
      secure: 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

matrix:
  # GCC 5
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - g++-5
          - cmake
    env:
      - MATRIX_EVAL="CC=gcc-5 CXX=g++-5 PATH=/usr/local/bin:/usr/bin:$PATH"

  # GCC6
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - g++-6
          - cmake
    env:
      - MATRIX_EVAL="CC=gcc-6 CXX=g++-6 PATH=/usr/local/bin:/usr/bin:$PATH"

  # GCC7
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - g++-7
          - cmake
    env:
      - MATRIX_EVAL="CC=gcc-7 CXX=g++-7 PATH=/usr/local/bin:/usr/bin:$PATH"

  # GCC8
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - g++-8
          - cmake
    env:
      - MATRIX_EVAL="CC=gcc-8 CXX=g++-8 PATH=/usr/local/bin:/usr/bin:$PATH"

  # GCC9
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - g++-9
          - cmake
    env:
      - MATRIX_EVAL="CC=gcc-9 CXX=g++-9 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 3.8
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-3.8 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-3.8
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-3.8 CXX=clang++-3.8 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 3.9
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-3.9 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-3.9
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-3.9 CXX=clang++-3.9 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 4
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-4.0 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-4.0
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-4.0 CXX=clang++-4.0 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 5
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-5.0 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-5.0
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-5.0 CXX=clang++-5.0 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 6
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-6.0 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-6.0
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-6.0 CXX=clang++-6.0 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 7
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-7 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-7
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-7 CXX=clang++-7 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 8
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-8 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-8
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-8 CXX=clang++-8 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 9
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-9 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-9
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-9 CXX=clang++-9 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 10
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-10 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-10
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-10 CXX=clang++-10 PATH=/usr/local/bin:/usr/bin:$PATH"

  # Clang 11
  - os: linux
    dist: xenial
    addons:
      apt:
        sources:
          - ubuntu-toolchain-r-test
          - sourceline: "deb https://apt.llvm.org/xenial/ llvm-toolchain-xenial-11 main"
            key_url: "https://apt.llvm.org/llvm-snapshot.gpg.key"
          - sourceline: "deb https://apt.kitware.com/ubuntu/ xenial main"
            key_url: "https://apt.kitware.com/keys/kitware-archive-latest.asc"
        packages:
          - clang-11
          - cmake
    env:
      - MATRIX_EVAL="CC=clang-11 CXX=clang++-11 PATH=/usr/local/bin:/usr/bin:$PATH"

  # osx image list https://docs.travis-ci.com/user/reference/osx/#macos-version
  # Xcode 9.4 Clang
  - os: osx
    osx_image: xcode9.4
    env:
      - MATRIX_EVAL="CC=clang CXX=clang++"

  # Xcode 10.3 Clang
  - os: osx
    osx_image: xcode10.3
    env:
      - MATRIX_EVAL="CC=clang CXX=clang++"

  # Xcode 11.5 Clang
  - os: osx
    osx_image: xcode11.5
    env:
      - MATRIX_EVAL="CC=clang CXX=clang++"

  # Xcode 12(Universal) Clang
  - os: osx
    osx_image: xcode12u
    env:
      - MATRIX_EVAL="CC=clang CXX=clang++"

before_script:
  - eval "${MATRIX_EVAL}"
  - printenv
  - ${CXX} --version
  - cmake --version

script:
  # Generate project
  - cmake . -B build

  # Debug
  - cmake --build build --clean-first --config Debug
  - (cd build && ctest --output-on-failure)

  # Release
  - cmake --build build --clean-first --config Release
  - (cd build && ctest --output-on-failure)

  # MinSizeRel
  - cmake --build build --clean-first --config MinSizeRel
  - (cd build && ctest --output-on-failure)

  # RelWithDebInfo
  - cmake --build build --clean-first --config RelWithDebInfo
  - (cd build && ctest --output-on-failure)