#!/bin/sh
# script/install-precommit: install the git pre-commit hook that runs
# script/precommit. Our own extension to scripts-to-rule-them-all.
set -eu

ROOT="$(cd "$(dirname "$0")/.." && pwd -P)"

main() {
    cd "$ROOT"
    # Ask git where hooks live: .git is a file, not a directory, in some
    # checkouts (for example a clone made with --separate-git-dir).
    hooks="$(git rev-parse --git-path hooks)"
    mkdir -p "$hooks"
    hook="$hooks/pre-commit"
    printf '#!/bin/sh\nset -e\nscript/precommit\n' > "$hook"
    chmod +x "$hook"
    echo "pre-commit hook installed: runs script/precommit"
}

main "$@"