| #!/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. |
| |
| # |
| # Usage: ./scripts/checkout_pr.sh |
| # |
| # Checkout a PR given the PR number into a local branch. PR branches are named |
| # using the convention "pull/<PR_NUMBER>", to enable pr_push_command.sh to work |
| # in tandem. |
| # |
| set -eou pipefail |
| |
| function printUsage { |
| echo "Usage: $(basename "${0}") [-r REMOTE] [-f] <PR_NUMBER>" 2>&1 |
| echo ' -r REMOTE remote to grab PR from (default: apache)' |
| echo ' -f force overwrite of local branch (default: fail if exists)' |
| exit 1 |
| } |
| |
| if [[ ${#} -eq 0 ]]; then |
| printUsage |
| fi |
| |
| REMOTE="origin" |
| FORCE="" |
| while getopts ":r:f" arg; do |
| case "${arg}" in |
| r) |
| REMOTE="${OPTARG}" |
| ;; |
| f) |
| FORCE="--force" |
| ;; |
| ?) |
| printUsage |
| ;; |
| esac |
| done |
| shift "$(($OPTIND -1))" |
| |
| # Debug output |
| PR_NUM=$1 |
| |
| # Checkout the PR into a local branch. |
| git fetch ${REMOTE} pull/${PR_NUM}/head:pull/${PR_NUM} ${FORCE} |
| git checkout pull/${PR_NUM} |