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#!/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.
#
#
# This script follows the base format for testing pull requests against
# another branch and returning results to be published. More details can be
# found at dev/run-tests-jenkins.
#
# Arg1: The Github Pull Request Actual Commit
#+ known as `ghprbActualCommit` in `run-tests-jenkins`
ghprbActualCommit="$1"
# $ghprbActualCommit is an automatic merge commit generated by GitHub; its parents are some Spark
# master commit and the tip of the pull request branch.
# By diffing$ghprbActualCommit^...$ghprbActualCommit and filtering to examine the diffs of only
# non-test files, we can gets us changes introduced in the PR and not anything else added to master
# since the PR was branched.
# Handle differences between GNU and BSD sed
if [[ $(uname) == "Darwin" ]]; then
SED='sed -E'
else
SED='sed -r'
fi
source_files=$(
git diff $ghprbActualCommit^...$ghprbActualCommit --name-only `# diff patch against master from branch point` \
| grep -v -e "\/test" `# ignore files in test directories` \
| grep -e "\.py$" -e "\.java$" -e "\.scala$" `# include only code files` \
| tr "\n" " "
)
new_public_classes=$(
git diff $ghprbActualCommit^...$ghprbActualCommit ${source_files} `# diff patch against master from branch point` \
| grep "^\+" `# filter in only added lines` \
| $SED -e "s/^\+//g" `# remove the leading +` \
| grep -e "trait " -e "class " `# filter in lines with these key words` \
| grep -e "{" -e "(" `# filter in lines with these key words, too` \
| grep -v -e "\@\@" -e "private" `# exclude lines with these words` \
| grep -v -e "^// " -e "^/\*" -e "^ \* " `# exclude comment lines` \
| $SED -e "s/\{.*//g" `# remove from the { onwards` \
| $SED -e "s/\}//g" `# just in case, remove }; they mess the JSON` \
| $SED -e "s/\"/\\\\\"/g" `# escape double quotes; they mess the JSON` \
| $SED -e "s/^(.*)$/\`\1\`/g" `# surround with backticks for style` \
| $SED -e "s/^/ \* /g" `# prepend ' *' to start of line` \
| $SED -e "s/$/\\\n/g" `# append newline to end of line` \
| tr -d "\n" `# remove actual LF characters`
)
if [ -z "$new_public_classes" ]; then
echo " * This patch adds no public classes."
else
public_classes_note=" * This patch adds the following public classes _(experimental)_:"
echo -e "${public_classes_note}\n${new_public_classes}"
fi
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