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address review

address review #7

Workflow file for this run

name: Label closed PR as merged and leave a comment
on:
push
permissions:
contents: read
pull-requests: write
jobs:
comment-and-label:
runs-on: ubuntu-latest
if: github.repository == 'facebook/react-native'
steps:
- uses: actions/github-script@v6
with:
github-token: ${{ secrets.GITHUB_TOKEN }}
script: |
if(!context.payload.commits || !context.payload.commits.length) return;
const sha = context.payload.commits[0].id;
const {commit, author} = (await github.rest.repos.getCommit({
ref: sha,
owner: context.repo.owner,
repo: context.repo.repo,
})).data;
// Looking at the commit message, checks which PR number, if any, was closed by this commit
const getClosedPrIfExists = (commit) => {
if(!commit || !commit.message) return;
const prClosingRegex = /Closes https:\/\/github.com\/facebook\/react-native\/pull\/([0-9]+)|Pull Request resolved: https:\/\/github.com\/facebook\/react-native\/pull\/([0-9]+)/;
const prClosingMatch = commit.message.match(prClosingRegex);
if(!prClosingMatch || (!prClosingMatch[1] && ! prClosingMatch[2])) return;
return prClosingMatch[1] ?? prClosingMatch[2];
};
const closedPrNumber = getClosedPrIfExists(commit);
if(!closedPrNumber) return;
const pr = (await github.rest.pulls.get({
pull_number: closedPrNumber,
owner: context.repo.owner,
repo: context.repo.repo,
})).data;
const authorName = author?.login ? `@${author.login}` : commit.author.name;
github.rest.issues.createComment({
issue_number: closedPrNumber,
owner: context.repo.owner,
repo: context.repo.repo,
body: `This pull request was successfully merged by ${authorName} in **${sha}**.\n\n<sup>[When will my fix make it into a release?](https://github.com/reactwg/react-native-releases/blob/main/docs/faq.md#when-will-my-fix-make-it-into-a-release) | [How to file a pick request?](https://github.com/reactwg/react-native-releases/blob/main/docs/faq.md#how-to-open-a-pick-request)</sup>`
});
// If the PR has already been processed (labeled as Merged), skip it
const mergedLabel = "Merged";
if(pr.labels && pr.labels.some(label => label.name === mergedLabel)) return;
github.rest.issues.addLabels({
issue_number: closedPrNumber,
owner: context.repo.owner,
repo: context.repo.repo,
labels: [mergedLabel]
});