#!/bin/sh
# script/precommit: run by the git pre-commit hook; fails the commit if
# checks fail. Go extras run first: go mod tidy and go fmt, failing the
# commit if they change go.mod or go.sum.
set -eu

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

main() {
    cd "$ROOT"
    go mod tidy
    go fmt ./...
    git diff --exit-code -- go.mod go.sum ||
        { echo "go mod tidy changed files; stage and retry" >&2; exit 1; }
    "$SCRIPT_DIR/check"
}

main "$@"