#!/bin/bash

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

result=$(git grep --cached -I -n --no-color $'\r')
if [ -z "$result" ]
then
    echo "[OK] Checked whether line endings are LF(\\n)."
    exit 0
else
    echo -e "$result"
    echo "[Error] Found CRLF(\\r\\n). Please use LF(\\n) instead of it."
    exit 1
fi
