set -euxo pipefail
main() {
local tag=$(git ls-remote --tags --refs --exit-code \
https://github.com/rust-lang-nursery/mdbook \
| cut -d/ -f3 \
| grep -E '^v0\.3\.[0-9]+$' \
| sort --version-sort \
| tail -n1)
curl -LSfs https://japaric.github.io/trust/install.sh | \
sh -s -- --git rust-lang-nursery/mdbook --tag $tag
}
main