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56 lines
2.0 KiB
56 lines
2.0 KiB
3 years ago
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const proc = require('child_process');
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const read = cmd => proc.execSync(cmd, { encoding: 'utf8' }).trim();
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const run = cmd => { proc.execSync(cmd, { stdio: 'inherit' }); };
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const tryRead = cmd => { try { return read(cmd); } catch (e) { return undefined; } };
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const releaseBranchRegex = /^release-v(?<version>(?<major>\d+)\.(?<minor>\d+)(?:\.(?<patch>\d+))?)$/;
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const currentBranch = read(`git rev-parse --abbrev-ref HEAD`);
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const match = currentBranch.match(releaseBranchRegex);
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if (!match) {
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console.error(`Not currently on a release branch`);
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process.exit(1);
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}
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if (/-.*$/.test(require('../package.json').version)) {
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console.error(`Refusing to update docs: prerelease detected`);
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process.exit(0);
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}
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const current = match.groups;
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const docsBranch = `docs-v${current.major}.x`;
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// Fetch remotes and find the docs branch if it exists
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run(`git fetch --all --no-tags`);
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const matchingDocsBranches = tryRead(`git rev-parse --glob='*/${docsBranch}'`);
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if (!matchingDocsBranches) {
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// Create the branch
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run(`git checkout --orphan ${docsBranch}`);
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} else {
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const [publishedRef, ...others] = new Set(matchingDocsBranches.split('\n'));
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if (others.length > 0) {
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console.error(
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`Found conflicting ${docsBranch} branches.\n`
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+ `Either local branch is outdated or there are multiple matching remote branches.`
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);
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process.exit(1);
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}
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const publishedVersion = JSON.parse(read(`git show ${publishedRef}:package.json`)).version;
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const publishedMinor = publishedVersion.match(/\d+\.(?<minor>\d+)\.\d+/).groups.minor;
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if (current.minor < publishedMinor) {
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console.error(`Refusing to update docs: newer version is published`);
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process.exit(0);
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}
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run(`git checkout --quiet --detach`);
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run(`git reset --soft ${publishedRef}`);
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run(`git checkout ${docsBranch}`);
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}
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run(`npm run prepare-docs`);
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run(`git add -f docs`); // --force needed because generated docs files are gitignored
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run(`git commit -m "Update docs"`);
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run(`git checkout ${currentBranch}`);
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