tvl-depot/tools/bin/__dispatch.sh

40 lines
897 B
Bash
Executable file

#!/usr/bin/env bash
# This script dispatches invocations transparently to programs instantiated from
# Nix.
#
# To add a new tool, insert it into the case statement below by setting `attr`
# to the key in nixpkgs which represents the program you want to run.
set -ueo pipefail
readonly REPO_ROOT=$(git rev-parse --show-toplevel)
readonly TARGET_TOOL=$(basename $0)
case "${TARGET_TOOL}" in
terraform)
attr="third_party.terraform-gcp"
;;
kontemplate)
attr="kontemplate"
;;
blog_cli)
attr="tools.blog_cli"
;;
stern)
attr="stern"
;;
pass)
attr="tools.kms_pass"
;;
aoc2019)
attr="tools.aoc2019.${1}"
;;
*)
echo "The tool '${TARGET_TOOL}' is currently not installed in this repository."
exit 1
;;
esac
result=$(nix-build --no-out-link --attr "${attr}" "${REPO_ROOT}")
PATH="${result}/bin:$PATH"
exec "${TARGET_TOOL}" "${@}"