feat(changesets-renovate): add an option to sort the message

.changeset/clean-cougars-thank.md

@@ -0,0 +1,5 @@
+---
+"@scaleway/changesets-renovate": minor
+---
+
+add an option to sort the message

packages/changesets-renovate/README.md

@@ -34,4 +34,36 @@ To skip checking the branch name starts `renovate/`
 SKIP_BRANCH_CHECK=TRUE changesets-renovate
 ```
 
+To sort both the package bumps and update messages alphabetically
+
+```bash
+SORT_CHANGESETS=TRUE changesets-renovate
+```
+
+Example:
+
+Unsorted:
+```
+---
+'package-z': patch
+'package-a': patch
+---
+
+Updated dependency `@company/zzz` to `0.228.0`.
+Updated dependency `@company/aaa` to `1.1.15`.
+Updated dependency `@company/zzz-backend` to `^0.228.0`.
+```
+
+Sorted:
+```
+---
+'package-a': patch
+'package-z': patch
+---
+
+Updated dependency `@company/aaa` to `1.1.15`.
+Updated dependency `@company/zzz-backend` to `^0.228.0`.
+Updated dependency `@company/zzz` to `0.228.0`.
+```
+
 It's inspired by this GitHub Action from Backstage: https://github.com/backstage/backstage/blob/master/.github/workflows/sync_renovate-changesets.yml

packages/changesets-renovate/src/__tests__/__snapshots__/generate-changeset.test.ts.snap

@@ -32,8 +32,32 @@ exports[`generate changeset file > should generate changeset file, commit and pu
 'packageName': patch
 ---
 
-Updated dependency \`package\` to \`version\`.
-Updated dependency \`package2\` to \`version2\`.
+Updated dependency \`packagez\` to \`version2\`.
+Updated dependency \`packagea\` to \`version\`.
+",
+    ],
+  ],
+  "results": [
+    {
+      "type": "return",
+      "value": undefined,
+    },
+  ],
+}
+`;
+
+exports[`generate changeset file > should generate sorted changeset file, but skip commit and push 1`] = `
+[MockFunction spy] {
+  "calls": [
+    [
+      ".changeset/renovate-test.md",
+      "---
+'packageNameA': patch
+'packageNameB': patch
+---
+
+Updated dependency \`packagea\` to \`version\`.
+Updated dependency \`packagez\` to \`version2\`.
 ",
     ],
   ],

packages/changesets-renovate/src/__tests__/generate-changeset.test.ts

@@ -10,6 +10,13 @@ beforeEach(() => {
 })
 
 describe('generate changeset file', () => {
+  beforeEach(() => {
+    delete process.env['SKIP_BRANCH_CHECK']
+    delete process.env['SKIP_COMMIT']
+    delete process.env['BRANCH_PREFIX']
+    delete process.env['SORT_CHANGESETS']
+  })
+
   it('should skip if not in renovate branch', async () => {
     mockSimpleGit.mockReturnValue({
       ...defaultGitValues,
@@ -63,7 +70,6 @@ describe('generate changeset file', () => {
 
     process.env['BRANCH_PREFIX'] = 'dep-upgrade/'
     await run()
-    process.env['BRANCH_PREFIX'] = undefined
 
     expect(console.log).not.toHaveBeenCalledWith(
       'Not a renovate branch, skipping',
@@ -113,7 +119,6 @@ describe('generate changeset file', () => {
 
     process.env['SKIP_BRANCH_CHECK'] = 'TRUE'
     await run()
-    process.env['SKIP_BRANCH_CHECK'] = undefined
 
     expect(console.log).not.toHaveBeenCalledWith(
       'Not a renovate branch, skipping',
@@ -188,8 +193,8 @@ describe('generate changeset file', () => {
         ],
       }),
       show: () => `
-+ "package": "version"
-+ "package2": "version2"
++ "packagez": "version2"
++ "packagea": "version"
 `,
       revparse,
       add,
@@ -260,6 +265,61 @@ describe('generate changeset file', () => {
     expect(push).not.toHaveBeenCalledTimes(1)
   })
 
+  it('should generate sorted changeset file, but skip commit and push', async () => {
+    const rev = 'test'
+    const fileName = `.changeset/renovate-${rev}.md`
+    const fileA = 'test-a/package.json'
+    const fileB = 'test-b/package.json'
+    const revparse = vi.fn().mockReturnValue(rev)
+    const add = vi.fn()
+    const commit = vi.fn()
+    const push = vi.fn()
+
+    mockSimpleGit.mockReturnValue({
+      branch: () => ({
+        current: 'renovate/test',
+      }),
+      diffSummary: () => ({
+        files: [
+          {
+            file: fileB,
+          },
+          {
+            file: fileA,
+          },
+        ],
+      }),
+      show: () => `
++ "packagez": "version2"
++ "packagea": "version"
+`,
+      revparse,
+      add,
+      commit,
+      push,
+    })
+
+    fs.readFile = vi
+      .fn()
+      .mockResolvedValueOnce(`{}`)
+      .mockResolvedValueOnce(`{"name":"packageNameB","version":"1.1.1"}`)
+      .mockResolvedValueOnce(`{"name":"packageNameA","version":"1.0.0"}`)
+    fs.writeFile = vi.fn()
+
+    process.env['SKIP_COMMIT'] = 'TRUE'
+    process.env['SORT_CHANGESETS'] = 'TRUE'
+    await run()
+
+    expect(fs.readFile).toHaveBeenCalledWith(fileA, 'utf8')
+    expect(fs.readFile).toHaveBeenCalledWith(fileB, 'utf8')
+    expect(fs.writeFile).toMatchSnapshot()
+    expect(add).not.toHaveBeenCalledWith(fileName)
+    expect(commit).not.toHaveBeenCalledWith(
+      `chore: add changeset renovate-${rev}`,
+    )
+    expect(push).not.toHaveBeenCalledTimes(1)
+  })
+
   it('should ignore workspace package.json', async () => {
     const file = 'package.json'
 

packages/changesets-renovate/src/index.ts

@@ -59,12 +59,18 @@ async function createChangeset(
   packageBumps: Map<string, string>,
   packages: string[],
 ) {
-  let message = ''
+  const messageLines = []
 
   for (const [pkg, bump] of packageBumps) {
-    message += `Updated dependency \`${pkg}\` to \`${bump}\`.\n`
+    messageLines.push(`Updated dependency \`${pkg}\` to \`${bump}\`.`)
   }
 
+  if (process.env['SORT_CHANGESETS']) {
+    packages.sort()
+    messageLines.sort()
+  }
+
+  const message = messageLines.join('\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)