.travis.yml

language: rust

# Recommeneded caching strategy from https://levans.fr/rust_travis_cache.html
# Need to cache the whole `.cargo` directory to keep .crates.toml for
# cargo-update to work
cache:
  directories:
    - /home/travis/.cargo

# But don't cache the cargo registry
before_cache:
  - rm -rf /home/travis/.cargo/registry

env: # required for allow_failures
dist: xenial
rust:
  - stable
  - beta
  - nightly

matrix:
  fast_finish: true
  allow_failures:
    - rust: nightly
  include:
    - rust: stable
      env: NAME='linting'
      before_script:
        - rustup component add rustfmt-preview
        - rustup component add clippy-preview
      script:
        - cargo fmt --all -- --check
        - cargo clippy

    - env: NAME='cargo-travis'
      sudo: required # travis-ci/travis-ci#9061
      before_script:
        - cargo install cargo-update || echo "cargo-update already installed"
        - cargo install cargo-travis || echo "cargo-travis already installed"
        - cargo install-update -a
      script:
        - cargo build --verbose
        - cargo coverage --verbose
        - bash <(curl -s https://codecov.io/bash) -s target/kcov
      addons: # required for kcov
        apt:
          packages:
            - libcurl4-openssl-dev
            - libelf-dev
            - libdw-dev
            - binutils-dev
            - cmake

script:
  - export RUST_BACKTRACE=1
  - cargo build --verbose
  - cargo test --verbose
  - cargo doc --no-deps --verbose