language: rust

cache: cargo

sudo: required

rust:
  - stable
  - beta
  - nightly

os:
  - linux

dist: trusty

addons:
  apt:
    packages:
      - libssl-dev
      - libudev-dev
      - libgbm-dev
      - libxkbcommon-dev
      - libegl1-mesa-dev

before_install:
  - sudo add-apt-repository -y ppa:wayland.admin/daily-builds
  - sudo apt-get update -qq || echo "Ignoring failed apt-get update..."
  - sudo apt-get install -y libwayland-dev libinput-dev

branches:
  only:
    - master

env:
  global:
    - RUST_BACKTRACE=1
  matrix:
    - FEATURES=""
      # test individual features
    - FEATURES="backend_winit"
    - FEATURES="backend_drm"
    - FEATURES="backend_libinput"
    - FEATURES="renderer_glium"
      # test default features
    - FEATURES="default"
      # test all features simultaneously
    - FEATURES="all"

matrix:
  include:
      # special features for lint & fmt
    - rust: nightly
      env: FEATURES="cargo-fmt"
    - rust: nightly
      env: FEATURES="cargo-clippy"
  allow_failures:
    - rust: nightly

before_script:
  - export PATH=$HOME/.local/bin:$HOME/.cargo/bin:$PATH
  - |
      if [ "$FEATURES" = "cargo-fmt" ]; then
        cargo install rustfmt-nightly --force;
      fi
  - |
      if [ "$FEATURES" = "cargo-clippy" ]; then
        cargo install clippy --force;
      fi
  - mkdir $(pwd)/socket
  - export XDG_RUNTIME_DIR="$(pwd)/socket"

script:
  - |
      case $FEATURES in
        "all")
            cargo test --all-features &&
            cargo doc --no-deps --all-features
        ;;
        "default")
            cargo test &&
            cargo doc --no-deps
        ;;
        "cargo-fmt")
            cargo fmt -- --write-mode=diff
        ;;
        "cargo-clippy")
            cargo clippy --all-features -- -D warnings
        ;;
        *)
            cargo test --lib --doc --tests --no-default-features --features "$FEATURES" &&
            cargo doc --no-deps --no-default-features --features "$FEATURES"
      esac

after_success:
  - cp ./doc_index.html ./target/doc/index.html

deploy:
  provider: pages
  skip_cleanup: true
  github_token: $GITHUB_TOKEN
  local_dir: "${TRAVIS_BUILD_DIR}/target/doc"
  on:
    branch: master
    rust: stable
    condition: "$FEATURES = all"

notifications:
    webhooks:
        urls:
            - "https://scalar.vector.im/api/neb/services/hooks/dHJhdmlzLWNpLyU0MGxldmFucyUzQXNhZmFyYWRlZy5uZXQvJTIxRkt4aGprSUNwakJWelZlQ2RGJTNBc2FmYXJhZGVnLm5ldA"
        on_success: change
        on_failure: always
        on_start: never