.travis.yml

language: rust
sudo: required
dist: trusty
addons:
    apt:
        update: true
        packages:
            - libssl-dev
cache: cargo
rust:
  - stable
os:
  - linux
  - osx
matrix:
  allow_failures:
    - rust: nightly
  include:
    - os: linux
      rust: beta
    - os: linux
      rust: nightly

before_cache:
  if [[ "$TRAVIS_RUST_VERSION" == nightly ]]; then
    RUSTFLAGS="--cfg procmacro2_semver_exempt" cargo install -f cargo-tarpaulin;
  fi

before_script:
  - if [[ "$TRAVIS_RUST_VERSION" == stable ]]; then
      rustup component add rustfmt;
    fi
  - if [ "${TRAVIS_OS_NAME}" == "linux" ]; then
      sudo sh -c 'echo 0 > /proc/sys/net/ipv6/conf/all/disable_ipv6';
    fi

script:
- cargo clean
- cargo build --all-features
- RUST_BACKTRACE=1 cargo test --all-features
- if [[ "$TRAVIS_RUST_VERSION" == stable ]]; then
    cargo fmt -- --check;
  fi

after_success: |
  if [[ "$TRAVIS_RUST_VERSION" == nightly ]]; then
    cargo tarpaulin --out Xml
    bash <(curl -s https://codecov.io/bash)
  fi