build: remove older branch migration helpers (#36888)

* build: remove older branch migration helpers

* chore: fix typo

script/lib/utils.js

@@ -6,11 +6,6 @@ const path = require('path');
 const ELECTRON_DIR = path.resolve(__dirname, '..', '..');
 const SRC_DIR = path.resolve(ELECTRON_DIR, '..');
 
-const RELEASE_BRANCH_PATTERN = /(\d)+-(?:(?:[0-9]+-x$)|(?:x+-y$))/;
-// TODO(main-migration): Simplify once main branch is renamed
-const MAIN_BRANCH_PATTERN = /^(main|master)$/;
-const ORIGIN_MAIN_BRANCH_PATTERN = /^origin\/(main|master)$/;
-
 require('colors');
 const pass = '✓'.green;
 const fail = '✗'.red;
@@ -76,6 +71,10 @@ async function handleGitCall (args, gitDir) {
 }
 
 async function getCurrentBranch (gitDir) {
+  const RELEASE_BRANCH_PATTERN = /^\d+-x-y$/;
+  const MAIN_BRANCH_PATTERN = /^main$/;
+  const ORIGIN_MAIN_BRANCH_PATTERN = /^origin\/main$/;
+
   let branch = await handleGitCall(['rev-parse', '--abbrev-ref', 'HEAD'], gitDir);
   if (!MAIN_BRANCH_PATTERN.test(branch) && !RELEASE_BRANCH_PATTERN.test(branch)) {
     const lastCommit = await handleGitCall(['rev-parse', 'HEAD'], gitDir);

script/release/notes/index.js

@@ -76,8 +76,7 @@ const getAllBranches = async () => {
     return branches.split('\n')
       .map(branch => branch.trim())
       .filter(branch => !!branch)
-      // TODO(main-migration): Simplify once branch rename is complete.
-      .filter(branch => branch !== 'origin/HEAD -> origin/master' && branch !== 'origin/HEAD -> origin/main')
+      .filter(branch => branch !== 'origin/HEAD -> origin/main')
       .sort();
   } catch (err) {
     console.error('Failed to fetch all branches');
@@ -86,8 +85,7 @@ const getAllBranches = async () => {
 };
 
 const getStabilizationBranches = async () => {
-  return (await getAllBranches())
-    .filter(branch => /^origin\/\d+-\d+-x$/.test(branch) || /^origin\/\d+-x-y$/.test(branch));
+  return (await getAllBranches()).filter(branch => /^origin\/\d+-x-y$/.test(branch));
 };
 
 const getPreviousStabilizationBranch = async (current) => {

script/release/publish-to-npm.js

@@ -132,13 +132,8 @@ new Promise((resolve, reject) => {
     const currentBranch = await getCurrentBranch();
 
     if (isNightlyElectronVersion) {
-      // TODO(main-migration): Simplify once main branch is renamed.
-      if (currentBranch === 'master' || currentBranch === 'main') {
-        // Nightlies get published to their own module, so they should be tagged as latest
-        npmTag = 'latest';
-      } else {
-        npmTag = `nightly-${currentBranch}`;
-      }
+      // Nightlies get published to their own module, so they should be tagged as latest
+      npmTag = currentBranch === 'main' ? 'latest' : `nightly-${currentBranch}`;
 
       const currentJson = JSON.parse(fs.readFileSync(path.join(tempDir, 'package.json'), 'utf8'));
       currentJson.name = 'electron-nightly';
@@ -149,7 +144,7 @@ new Promise((resolve, reject) => {
         JSON.stringify(currentJson, null, 2)
       );
     } else {
-      if (currentBranch === 'master' || currentBranch === 'main') {
+      if (currentBranch === 'main') {
         // This should never happen, main releases should be nightly releases
         // this is here just-in-case
         throw new Error('Unreachable release phase, can\'t tag a non-nightly release on the main branch');

script/release/version-utils.js

@@ -73,8 +73,7 @@ async function nextNightly (v) {
   const pre = `nightly.${getCurrentDate()}`;
 
   const branch = (await GitProcess.exec(['rev-parse', '--abbrev-ref', 'HEAD'], ELECTRON_DIR)).stdout.trim();
-  // TODO(main-migration): Simplify once main branch is renamed
-  if (branch === 'master' || branch === 'main') {
+  if (branch === 'main') {
     next = semver.inc(await getLastMajorForMain(), 'major');
   } else if (isStable(v)) {
     next = semver.inc(next, 'patch');