.travis.yml

sudo: false
language: rust
rust:
  - stable
  - beta
  - nightly
os:
  - linux
  - osx
cache: cargo
before_cache:
  - cargo prune
env:
  global:
    - PATH=$PATH:$HOME/.cargo/bin
    - RUST_BACKTRACE=1
before_script:
  - |
    (which cargo-install-update   && cargo install-update cargo-update) || cargo install cargo-update &&
    (which cargo-prune && cargo install-update cargo-prune) || cargo install cargo-prune
  - rustup component add rustfmt
  - rustup component add clippy
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]];   then export OPENSSL_INCLUDE_DIR=`brew --prefix openssl`/include; fi
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]];   then export OPENSSL_LIB_DIR=`brew --prefix openssl`/lib; fi
  - if [[ "$TRAVIS_OS_NAME" == "osx" ]];   then export DEP_OPENSSL_INCLUDE=`brew --prefix openssl`/include; fi
script:
  - if [ "${TRAVIS_RUST_VERSION}" = nightly ]; then
      (
        set -x;
        cargo fmt
      );
    fi
  - if [ "${TRAVIS_RUST_VERSION}" = stable ]; then
      (
        cargo clippy -- -D warnings;
      );
    fi
  - cargo test  --verbose --release