#!/bin/sh

# Performs a lua-language-server check on all files.
# luals-out/check.json will be produced on any issues, returning 1.
# Outputs only check.json to stdout, all other messages to stderr, to allow jq etc.
# $VIMRUNTIME specifies neovim runtime path, defaults to "/usr/share/nvim/runtime" if unset.

if [ -z "${VIMRUNTIME}" ]; then
	export VIMRUNTIME="/usr/share/nvim/runtime"
fi

DIR_SRC="lua"
DIR_OUT="luals-out"

# clear output
rm -rf "${DIR_OUT}"
mkdir "${DIR_OUT}"

# execute inside lua to prevent luals itself from being checked
OUT=$(lua-language-server --check="${DIR_SRC}" --configpath="${PWD}/.luarc.json" --checklevel=Information --logpath="${DIR_OUT}" --loglevel=error)
RC=$?

echo "${OUT}" >&2

if [ $RC -ne 0 ]; then
	echo "failed with RC=$RC"
	exit $RC
fi

# any output is a fail
case "${OUT}" in
	*Diagnosis\ complete*)
		if [ -f "${DIR_OUT}/check.json" ]; then
			cat "${DIR_OUT}/check.json"
			exit 1
		else
			exit 0
		fi
		;;
	*)
		exit 1
		;;
esac