[pull] master from backstage:master #1295
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| name: Sync Renovate changeset | |
| on: | |
| pull_request_target: | |
| paths: | |
| - '.github/workflows/sync_renovate-changesets.yml' | |
| - '**/yarn.lock' | |
| jobs: | |
| generate-changeset: | |
| runs-on: ubuntu-latest | |
| if: github.actor == 'renovate[bot]' && github.repository == 'backstage/backstage' | |
| steps: | |
| - name: Harden Runner | |
| uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1 | |
| with: | |
| egress-policy: audit | |
| - name: Checkout | |
| uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 | |
| with: | |
| fetch-depth: 2 | |
| ref: ${{ github.head_ref }} | |
| token: ${{ secrets.GH_SERVICE_ACCOUNT_TOKEN }} | |
| - name: Configure Git | |
| run: | | |
| git config --global user.email [email protected] | |
| git config --global user.name 'Github changeset workflow' | |
| - name: Generate changeset | |
| uses: actions/github-script@60a0d83039c74a4aee543508d2ffcb1c3799cdea # v7.0.1 | |
| with: | |
| script: | | |
| const { promises: fs } = require("fs"); | |
| // Parses package.json files and returns the package names | |
| async function getPackagesNames(files) { | |
| const names = []; | |
| for (const file of files) { | |
| const data = JSON.parse(await fs.readFile(file, "utf8")); | |
| if (!data.private) { | |
| names.push(data.name); | |
| } | |
| } | |
| return names; | |
| } | |
| async function createChangeset(fileName, packageBumps, packages) { | |
| let message = ""; | |
| for (const [pkg, bump] of packageBumps) { | |
| message = message + `Updated dependency \`${pkg}\` to \`${bump}\`.\n`; | |
| } | |
| const pkgs = packages.map((pkg) => `'${pkg}': patch`).join("\n"); | |
| const body = `---\n${pkgs}\n---\n\n${message.trim()}\n`; | |
| await fs.writeFile(fileName, body); | |
| } | |
| async function getBumps(files) { | |
| const bumps = new Map(); | |
| for (const file of files) { | |
| const { stdout: changes } = await exec.getExecOutput("git", [ | |
| "show", | |
| file, | |
| ]); | |
| for (const change of changes.split("\n")) { | |
| if (!change.startsWith("+ ")) { | |
| continue; | |
| } | |
| const match = change.match(/"(.*?)"/g); | |
| bumps.set(match[0].replace(/"/g, ""), match[1].replace(/"/g, "")); | |
| } | |
| } | |
| return bumps; | |
| } | |
| const branch = await exec.getExecOutput("git branch --show-current"); | |
| if (!branch.stdout.startsWith("renovate/")) { | |
| console.log("Not a renovate branch, skipping"); | |
| return; | |
| } | |
| const diffOutput = await exec.getExecOutput("git diff --name-only HEAD~1"); | |
| const diffFiles = diffOutput.stdout.split("\n"); | |
| if (diffFiles.find((f) => f.startsWith(".changeset"))) { | |
| console.log("Changeset already exists, skipping"); | |
| return; | |
| } | |
| const files = diffFiles | |
| .filter((file) => file !== "package.json") // skip root package.json | |
| .filter((file) => file.includes("package.json")); | |
| const packageNames = await getPackagesNames(files); | |
| if (!packageNames.length) { | |
| console.log("No package.json changes to published packages, skipping"); | |
| return; | |
| } | |
| const { stdout: shortHash } = await exec.getExecOutput( | |
| "git rev-parse --short HEAD" | |
| ); | |
| const fileName = `.changeset/renovate-${shortHash.trim()}.md`; | |
| const packageBumps = await getBumps(files); | |
| await createChangeset(fileName, packageBumps, packageNames); | |
| await exec.exec("git", ["add", fileName]); | |
| await exec.exec("git commit -C HEAD --amend --no-edit"); | |
| await exec.exec("git push --force"); |