chore: update release scripts to support sudowoodo (#14170)

Backports the totality of our release script changes to support sudowoodo. Also backports changes that have been made to a few other release script files in master after 3-0-x was cut with the purpose of keeping them in sync.

script/prepare-release.js

@@ -1,10 +1,10 @@
 #!/usr/bin/env node
 
+if (!process.env.CI) require('dotenv-safe').load()
 require('colors')
 const args = require('minimist')(process.argv.slice(2), {
   boolean: ['automaticRelease', 'notesOnly', 'stable']
 })
-const assert = require('assert')
 const ciReleaseBuild = require('./ci-release-build')
 const { execSync } = require('child_process')
 const fail = '\u2717'.red
@@ -15,13 +15,13 @@ const path = require('path')
 const pkg = require('../package.json')
 const readline = require('readline')
 const versionType = args._[0]
+const targetRepo = versionType === 'nightly' ? 'nightlies' : 'electron'
 
 // TODO (future) automatically determine version based on conventional commits
 // via conventional-recommended-bump
 
-assert(process.env.ELECTRON_GITHUB_TOKEN, 'ELECTRON_GITHUB_TOKEN not found in environment')
 if (!versionType && !args.notesOnly) {
-  console.log(`Usage: prepare-release versionType [major | minor | patch | beta]` +
+  console.log(`Usage: prepare-release versionType [stable | beta | nightly]` +
      ` (--stable) (--notesOnly) (--automaticRelease) (--branch)`)
   process.exit(1)
 }
@@ -30,10 +30,13 @@ const github = new GitHub()
 const gitDir = path.resolve(__dirname, '..')
 github.authenticate({type: 'token', token: process.env.ELECTRON_GITHUB_TOKEN})
 
-function getNewVersion (dryRun) {
+async function getNewVersion (dryRun) {
   console.log(`Bumping for new "${versionType}" version.`)
   let bumpScript = path.join(__dirname, 'bump-version.py')
-  let scriptArgs = [bumpScript, `--bump ${versionType}`]
+  let scriptArgs = [bumpScript]
+  if (args.bump) {
+    scriptArgs.push(`--bump ${versionType}`)
+  }
   if (args.stable) {
     scriptArgs.push('--stable')
   }
@@ -50,6 +53,7 @@ function getNewVersion (dryRun) {
     return newVersion
   } catch (err) {
     console.log(`${fail} Could not bump version, error was:`, err)
+    throw err
   }
 }
 
@@ -71,10 +75,13 @@ async function getCurrentBranch (gitDir) {
 }
 
 async function getReleaseNotes (currentBranch) {
+  if (versionType === 'nightly') {
+    return 'Nightlies do not get release notes, please compare tags for info'
+  }
   console.log(`Generating release notes for ${currentBranch}.`)
   let githubOpts = {
     owner: 'electron',
-    repo: 'electron',
+    repo: targetRepo,
     base: `v${pkg.version}`,
     head: currentBranch
   }
@@ -136,11 +143,11 @@ async function getReleaseNotes (currentBranch) {
 
 async function createRelease (branchToTarget, isBeta) {
   let releaseNotes = await getReleaseNotes(branchToTarget)
-  let newVersion = getNewVersion()
+  let newVersion = await getNewVersion()
   await tagRelease(newVersion)
   const githubOpts = {
     owner: 'electron',
-    repo: 'electron'
+    repo: targetRepo
   }
   console.log(`Checking for existing draft release.`)
   let releases = await github.repos.getReleases(githubOpts)
@@ -158,10 +165,17 @@ async function createRelease (branchToTarget, isBeta) {
   githubOpts.draft = true
   githubOpts.name = `electron ${newVersion}`
   if (isBeta) {
-    githubOpts.body = `Note: This is a beta release.  Please file new issues ` +
-      `for any bugs you find in it.\n \n This release is published to npm ` +
-      `under the beta tag and can be installed via npm install electron@beta, ` +
-      `or npm i electron@${newVersion.substr(1)}.\n \n ${releaseNotes}`
+    if (newVersion.indexOf('nightly') > 0) {
+      githubOpts.body = `Note: This is a nightly release.  Please file new issues ` +
+        `for any bugs you find in it.\n \n This release is published to npm ` +
+        `under the nightly tag and can be installed via npm install electron@nightly, ` +
+        `or npm i electron@${newVersion.substr(1)}.\n \n ${releaseNotes}`
+    } else {
+      githubOpts.body = `Note: This is a beta release.  Please file new issues ` +
+        `for any bugs you find in it.\n \n This release is published to npm ` +
+        `under the beta tag and can be installed via npm install electron@beta, ` +
+        `or npm i electron@${newVersion.substr(1)}.\n \n ${releaseNotes}`
+    }
     githubOpts.name = `${githubOpts.name}`
     githubOpts.prerelease = true
   } else {
@@ -209,7 +223,7 @@ async function tagRelease (version) {
 }
 
 async function verifyNewVersion () {
-  let newVersion = getNewVersion(true)
+  let newVersion = await getNewVersion(true)
   let response
   if (args.automaticRelease) {
     response = 'y'
@@ -239,8 +253,8 @@ async function promptForVersion (version) {
 
 async function prepareRelease (isBeta, notesOnly) {
   if (args.automaticRelease && (pkg.version.indexOf('beta') === -1 ||
-      versionType !== 'beta')) {
-    console.log(`${fail} Automatic release is only supported for beta releases`)
+      versionType !== 'beta') && versionType !== 'nightly' && versionType !== 'stable') {
+    console.log(`${fail} Automatic release is only supported for beta and nightly releases`)
     process.exit(1)
   }
   let currentBranch