dev/scalastyle

#!/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 specific language governing permissions and
# limitations under the License.
#

echo -e "q\n" | build/sbt -Phive -Phive-thriftserver scalastyle > scalastyle.txt
# Check style with YARN built too
echo -e "q\n" | build/sbt -Pyarn -Phadoop-2.2 -Dhadoop.version=2.2.0 scalastyle \
  >> scalastyle.txt

ERRORS=$(cat scalastyle.txt | awk '{if($1~/error/)print}')
rm scalastyle.txt

if test ! -z "$ERRORS"; then
    echo -e "Scalastyle checks failed at following occurrences:\n$ERRORS"
    exit 1
else
    echo -e "Scalastyle checks passed."
fi