feat: set backport release from config instead of current branch

Author: lukekarrys

Diff for: .github/workflows/release.yml

@@ -425,7 +425,7 @@ jobs:
       - name: Publish
         env:
           PUBLISH_TOKEN: ${{ secrets.PUBLISH_TOKEN }}
-        run: npm publish --provenance
+        run: npm publish --provenance --tag=latest
 
   post-release-integration:
     needs: [ release, release-integration ]

Diff for: lib/config.js

@@ -12,7 +12,6 @@ const CONFIG_KEY = 'templateOSS'
 const getPkgConfig = (pkg) => pkg[CONFIG_KEY] || {}
 
 const { name: NAME, version: LATEST_VERSION } = require('../package.json')
-const { minimatch } = require('minimatch')
 const MERGE_KEYS = [...FILE_KEYS, 'defaultContent', 'content']
 const DEFAULT_CONTENT = require.resolve(NAME)
 
@@ -157,9 +156,12 @@ const getFullConfig = async ({
 
   const branches = uniq([...pkgConfig.branches ?? [], pkgConfig.releaseBranch]).filter(Boolean)
   const gitBranches = await git.getBranches(rootPkg.path, branches)
-  const currentBranch = await git.currentBranch(rootPkg.path)
-  const isReleaseBranch = currentBranch ? minimatch(currentBranch, pkgConfig.releaseBranch) : false
   const defaultBranch = await git.defaultBranch(rootPkg.path) ?? 'main'
+  const isReleaseBranch = !!pkgConfig.backport
+  const publishTag = isReleaseBranch ? `next-${pkgConfig.backport}` : 'latest'
+  const releaseBranch = isReleaseBranch
+    ? pkgConfig.releaseBranch.replace(/\*/g, pkgConfig.backport)
+    : defaultBranch
 
   // all derived keys
   const derived = {
@@ -179,12 +181,11 @@ const getFullConfig = async ({
     // controls whether we are in a monorepo with any public workspaces
     isMonoPublic: isMono && !!publicPkgs.filter(p => p.path !== rootPkg.path).length,
     // git
-    defaultBranch,
-    baseBranch: isReleaseBranch ? currentBranch : defaultBranch,
     branches: gitBranches.branches,
     branchPatterns: gitBranches.patterns,
     isReleaseBranch,
-    // dependabot
+    releaseBranch,
+    publishTag,
     dependabot: parseDependabot(pkgConfig, defaultConfig, gitBranches.branches),
     // repo
     repoDir: rootPkg.path,

Diff for: lib/content/_job-release-integration.yml

@@ -22,7 +22,7 @@ steps:
   - name: Publish
     env:
       PUBLISH_TOKEN: $\{{ secrets.PUBLISH_TOKEN }}
-    run: npm publish --provenance
+    run: npm publish --provenance --tag={{ publishTag }}
 {{else}}
 runs-on: ubuntu-latest
 defaults:

Diff for: lib/content/ci-release.yml

@@ -7,7 +7,7 @@ on:
       ref:
         required: true
         type: string
-        default: {{ baseBranch }}
+        default: {{ releaseBranch }}
   workflow_call:
     inputs:
       ref:

Diff for: lib/content/index.js

@@ -136,6 +136,8 @@ module.exports = {
   windowsCI: true,
   macCI: true,
   branches: ['main', 'latest'],
+  // set this to the major version to backport
+  backport: null,
   releaseBranch: 'release/v*',
   distPaths: [
     'bin/',

Diff for: lib/util/git.js

@@ -66,17 +66,8 @@ const defaultBranch = async (path) => {
   }
 }
 
-const currentBranch = async (path) => {
-  try {
-    return await tryGit(path, 'rev-parse', '--abbrev-ref', 'HEAD')
-  } catch {
-    // ignore errors
-  }
-}
-
 module.exports = {
   getUrl,
   getBranches,
   defaultBranch,
-  currentBranch,
 }

Diff for: test/apply/release.js

@@ -3,13 +3,22 @@ const { join } = require('path')
 const setup = require('../setup.js')
 
 t.test('no workspace flags in commands', async (t) => {
-  const s = await setup(t)
+  const s = await setup(t, {
+    package: {
+      templateOSS: {
+        publish: true,
+      },
+    },
+  })
   await s.apply()
 
-  const release = await s.readFile(join('.github', 'workflows', 'ci-release.yml'))
+  const ciRelease = await s.readFile(join('.github', 'workflows', 'ci-release.yml'))
+
+  t.match(ciRelease, '--ignore-scripts\n')
+  t.notMatch(ciRelease, '--ignore-scripts -ws -iwr --if-present\n')
 
-  t.match(release, '--ignore-scripts\n')
-  t.notMatch(release, '--ignore-scripts -ws -iwr --if-present\n')
+  const release = await s.readFile(join('.github', 'workflows', 'release.yml'))
+  t.match(release, 'npm publish --provenance --tag=latest\n')
 })
 
 t.test('uses workspace flags in commands', async (t) => {
@@ -20,8 +29,27 @@ t.test('uses workspace flags in commands', async (t) => {
   })
   await s.apply()
 
-  const release = await s.readFile(join('.github', 'workflows', 'ci-release.yml'))
+  const ciRelease = await s.readFile(join('.github', 'workflows', 'ci-release.yml'))
+
+  t.notMatch(ciRelease, '--ignore-scripts\n')
+  t.match(ciRelease, '--ignore-scripts -ws -iwr --if-present\n')
+})
+
+t.test('backport', async (t) => {
+  const s = await setup(t, {
+    package: {
+      templateOSS: {
+        backport: 8,
+        publish: true,
+      },
+    },
+  })
+  await s.apply()
+
+  const ciRelease = await s.readFile(join('.github', 'workflows', 'ci-release.yml'))
+
+  t.match(ciRelease, 'default: release/v8\n')
 
-  t.notMatch(release, '--ignore-scripts\n')
-  t.match(release, '--ignore-scripts -ws -iwr --if-present\n')
+  const release = await s.readFile(join('.github', 'workflows', 'release.yml'))
+  t.match(release, 'npm publish --provenance --tag=next-8\n')
 })