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delete-old-branches.js
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delete-old-branches.js
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const { octokit } = require('./lib/shared');
const { log, warn, error } = require('./lib/utils');
const getExistingBranches = async () => {
try {
const { data } = await octokit.repos.listBranches({
owner: process.env.JCB_SOURCE_FORK_OWNER,
repo: process.env.JCB_TARGET_REPO,
protected: false,
per_page: 100,
});
return data;
} catch (e) {
warn('Could not load branches from github', e);
throw e;
}
};
const findPullRequest = async (branch) => {
try {
const { data } = await octokit.pulls.list({
owner: process.env.JCB_TARGET_OWNER,
repo: process.env.JCB_TARGET_REPO,
head: `${process.env.JCB_SOURCE_FORK_OWNER}:${branch.name}`,
per_page: 100,
state: 'all',
});
return data;
} catch (e) {
warn('Could not load PRs from github', e);
throw e;
}
};
const deleteBranch = async (branch) => {
await octokit.git.deleteRef({
owner: process.env.JCB_SOURCE_FORK_OWNER,
repo: process.env.JCB_TARGET_REPO,
ref: `heads/${branch.name}`,
});
};
const main = async () => {
const branches = await getExistingBranches();
if (branches.length === 0) {
log('Found no outdated branches');
}
for (const branch of branches) {
const prs = await findPullRequest(branch);
log(`Checking ${branch.name}`);
if (prs.length === 0) {
log(`\tNo PR open for ${branch.name}`);
continue;
}
log(`\tFound ${prs.length} PRs for ${branch.name}`);
const openPrs = prs.filter((pr) => pr.state === 'open');
if (openPrs.length === 0) {
log('\tAll PRs are closed, deleting branch');
try {
await deleteBranch(branch);
log('\tSuccessfully deleted branch');
} catch (e) {
error(`\tCould not delete ${branch.name}`, e);
}
} else {
log('\tThe following PRs are still open: ');
log('\t\t' + openPrs.map((x) => x.html_url).join('\n\t\t'));
}
}
};
main().catch((e) => {
error(e);
process.exit(1);
});