#!/usr/bin/env 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
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set -euo pipefail

status=0

if git --no-pager grep -Il '' -- . | ./tests/lint/trailing_newlines.py; then
    echo "The above files are missing a trailing newline or have too many trailing newlines"
    status=1
fi

if git --no-pager grep -In '[[:blank:]]$' -- .; then
    echo "The above files have trailing spaces"
    status=1
fi

if [ $status == "1" ]; then
    echo "Found whitespace lint failures, 'pre-commit run --all-files' can auto-correct them"
    exit 1
else
    echo "Found no whitespace lint failures"
    exit 0
fi
