# explicitly request container-based infrastructure
sudo: false
env:
- GHCVER=7.10.3
cache:
directories:
- ~/.stack
addons:
apt:
sources:
- hvr-ghc
packages:
- ghc-7.10.3
- libgsl0-dev
- liblapack-dev
- libgtk-3-dev
before_install:
- export PATH=/opt/ghc/$GHCVER/bin:$PATH
- mkdir -p ~/.local/bin
- export PATH=~/.local/bin:$PATH
- travis_retry curl -L https://www.stackage.org/stack/linux-x86_64 | tar -xzO --wildcards '*/stack' > ~/.local/bin/stack
- chmod a+x ~/.local/bin/stack
install:
- stack setup --no-terminal
- stack build --only-snapshot --no-terminal
script:
- stack build --no-terminal