5713faa667
To support `git checkin --fixup` and `git checkin —squash` we need to make sure that `merge-pr` squashes the sepecial commits before they are merged. For more details see: https://robots.thoughtbot.com/autosquashing-git-commits PR Close #21791
127 lines
3.7 KiB
Bash
Executable File
127 lines
3.7 KiB
Bash
Executable File
#!/bin/sh
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set -u -e -o pipefail
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BASEDIR=$(dirname "$0")
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BASEDIR=`(cd $BASEDIR; pwd)`
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PR_NUMBER=0
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PUSH_UPSTREAM=1
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while [[ $# -gt 0 ]]
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do
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key="$1"
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case $key in
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--dryrun)
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PUSH_UPSTREAM=0
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shift # past argument
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;;
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*) # unknown option
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PR_NUMBER="$1" # save it in an array for later
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shift # past argument
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;;
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esac
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done
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if [ "$PR_NUMBER" -eq 0 ]; then
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echo "Merge github PR into the target branches"
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echo
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echo "$0 PR_NUMBER [--dryrun]"
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echo
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exit 0
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fi
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CURRENT_BRANCH=`git rev-parse --abbrev-ref HEAD`
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PR_SHA_COUNT=`curl -s https://api.github.com/repos/angular/angular/pulls/$PR_NUMBER | node $BASEDIR/utils/json_extract.js commits`
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PR_LABELS=`curl -s https://api.github.com/repos/angular/angular/issues/$PR_NUMBER/labels`
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PR_ACTION=`echo "$PR_LABELS" | node $BASEDIR/utils/json_extract.js "name=^PR action:"`
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PR_TARGET=`echo "$PR_LABELS" | node $BASEDIR/utils/json_extract.js "name=^PR target:"`
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PR_CLA=`echo "$PR_LABELS" | node $BASEDIR/utils/json_extract.js "name=^cla"`
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MASTER_BRANCH='master'
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SHA=`git rev-parse HEAD`
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PATCH_BRANCH=`git ls-remote --heads git@github.com:angular/angular.git | grep -E 'refs\/heads\/\d+\.\d+\.x' | cut -d '/' -f3 | sort -r | head -n1`
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if [[ "$PR_ACTION" != "PR action: merge" ]]; then
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echo The PR is missing 'PR action: merge' label, found: $PR_ACTION
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exit 1
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fi
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if [[ "$PR_CLA" != "cla: yes" ]]; then
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echo The PR is missing 'cla: Yes' label, found: $PR_CLA
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exit 1
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fi
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if [[ $PR_TARGET == "PR target: master & patch" ]]; then
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MERGE_MASTER=1
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MERGE_PATCH=1
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elif [[ $PR_TARGET == "PR target: master-only" ]]; then
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MERGE_MASTER=1
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MERGE_PATCH=0
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elif [[ $PR_TARGET == "PR target: patch-only" ]]; then
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MERGE_MASTER=0
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MERGE_PATCH=1
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else
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echo "Unknown PR target format: $PR_TARGET"
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exit 1;
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fi
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CHECKOUT_MASTER="git checkout merge_pr_master"
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CHECKOUT_PATCH="git checkout merge_pr_patch"
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RESTORE_BRANCH="git checkout $CURRENT_BRANCH"
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FETCH_PR="git fetch git@github.com:angular/angular.git pull/$PR_NUMBER/head:merge_pr heads/master:merge_pr_master heads/$PATCH_BRANCH:merge_pr_patch -f"
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BASE_PR="git checkout merge_pr~$PR_SHA_COUNT -B merge_pr_base"
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PUSH_BRANCHES="git push git@github.com:angular/angular.git merge_pr_master:master merge_pr_patch:$PATCH_BRANCH"
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SQUASH_PR="git rebase --autosquash --interactive merge_pr_base merge_pr"
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CHERRY_PICK_PR="git cherry-pick merge_pr_base..merge_pr"
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REWRITE_MESSAGE="git filter-branch -f --msg-filter \"$BASEDIR/utils/github_closes.js $PR_NUMBER\" merge_pr_base..merge_pr"
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echo "======================"
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echo "GitHub Merge PR Steps"
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echo "======================"
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echo " $FETCH_PR"
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echo " $BASE_PR"
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echo " $SQUASH_PR"
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echo " $REWRITE_MESSAGE"
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if [[ $MERGE_MASTER == 1 ]]; then
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echo " $CHECKOUT_MASTER && $CHERRY_PICK_PR"
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fi
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if [[ $MERGE_PATCH == 1 ]]; then
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echo " $CHECKOUT_PATCH && $CHERRY_PICK_PR"
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fi
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echo " $PUSH_BRANCHES"
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echo " $RESTORE_BRANCH"
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echo "----------------------"
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echo ">>> Fetch PR: $FETCH_PR"
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$FETCH_PR
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echo ">>> Mark base: $BASE_PR"
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$BASE_PR
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echo ">>> Autosquash: $SQUASH_PR"
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GIT_EDITOR=echo $SQUASH_PR
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echo ">>> Rewrite message: $REWRITE_MESSAGE"
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# Next line should work, but it errors, hence copy paste the command.
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# $REWRITE_MESSAGE
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git filter-branch -f --msg-filter "$BASEDIR/utils/github_closes.js $PR_NUMBER" merge_pr_base..merge_pr
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if [[ $MERGE_MASTER == 1 ]]; then
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echo
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echo ">>> Cherry pick to master: $CHECKOUT_MASTER && $CHERRY_PICK_PR"
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$CHECKOUT_MASTER
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$CHERRY_PICK_PR
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fi
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if [[ $MERGE_PATCH == 1 ]]; then
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echo
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echo ">>> Cherry pick to path: $CHECKOUT_PATCH && $CHERRY_PICK_PR"
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$CHECKOUT_PATCH
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$CHERRY_PICK_PR
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fi
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$RESTORE_BRANCH
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if [[ $PUSH_UPSTREAM == 1 ]]; then
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echo ">>> Push branches to angular repo"
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$PUSH_BRANCHES
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fi
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echo
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echo ">>>>>> SUCCESS <<<<<< PR#$PR_NUMBER merged."
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