language: bash
sudo: required

os:
    - linux
    - osx

before_install:
    - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update; fi
    - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install screenresolution; fi

install:
  # Install a custom version of shellcheck instead of Travis CI's default
  - scversion="latest" # or "v0.4.7", or "latest"
  - wget "https://storage.googleapis.com/shellcheck/shellcheck-${scversion}.linux.x86_64.tar.xz"
  - tar --xz -xvf "shellcheck-${scversion}.linux.x86_64.tar.xz"
  - shellcheck() { "shellcheck-${scversion}/shellcheck" "$@"; }

script:
    - time ./neofetch --travis -v
    - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then shellcheck -e SC2244 neofetch; fi
    # Check for lines longer than 100 chars.
    - if grep '.\{102\}' neofetch; then (exit 1); else (exit 0); fi