🎨 New, overkill linter

.eslintrc.js

@@ -3,12 +3,17 @@ module.exports = {
     es2021: true,
     node: true,
   },
-  extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended'],
+  extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended', 'plugin:unicorn/recommended'],
   parser: '@typescript-eslint/parser',
   parserOptions: {
     ecmaVersion: 'latest',
     sourceType: 'module',
   },
-  plugins: ['@typescript-eslint'],
+  plugins: ['@typescript-eslint', 'unicorn'],
-  rules: {},
+  rules: {
+    'unicorn/no-process-exit': 0,
+    // We are currently using commonjs. If / when it becomes viable for us to 
+    // switch to ESModules, we should consider enabling this rule
+    'unicorn/prefer-module': 0,
+  },
 }

package.json

@@ -73,6 +73,7 @@
     "@typescript-eslint/eslint-plugin": "^5.22.0",
     "@typescript-eslint/parser": "^5.22.0",
     "eslint": "^8.15.0",
+    "eslint-plugin-unicorn": "^44.0.2",
     "jest": "^27.4.5",
     "prettier": "^2.2.1",
     "ts-jest": "^27.1.2",

src/cmds.ts

@@ -1,6 +1,9 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+/* eslint-disable unicorn/no-await-expression-member */
+
 import { Cmd } from './types'
 
 export const commands: Cmd[] = [
@@ -132,7 +135,7 @@ export const commands: Cmd[] = [
     cmd: 'setup-project',
     description: 'Sets up a gluon project for the first time',
     requestController: async () =>
-      (await import('./commands/setupProject')).setupProject,
+      (await import('./commands/setup-project')).setupProject,
   },
   {
     cmd: 'status',

src/commands/bootstrap.ts

@@ -10,11 +10,11 @@ import { configDispatch } from '../utils'
 export const bootstrap = async () => {
   log.info(`Bootstrapping ${config.name}...`)
 
-  const args = ['--application-choice', 'browser']
+  const arguments_ = ['--application-choice', 'browser']
 
   console.debug(`Passing through to |mach bootstrap|`)
   await configDispatch('./mach', {
-    args: ['bootstrap', ...args],
+    args: ['bootstrap', ...arguments_],
     cwd: ENGINE_DIR,
   })
 }

src/commands/build.ts

@@ -2,8 +2,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import execa from 'execa'
-import { existsSync, readFileSync, writeFileSync } from 'fs'
+import { existsSync, readFileSync, writeFileSync } from 'node:fs'
-import { join, resolve } from 'path'
+import { join, resolve } from 'node:path'
 import { bin_name, config } from '..'
 import { BUILD_TARGETS, CONFIGS_DIR, ENGINE_DIR } from '../constants'
 import { internalMozconfg } from '../constants/mozconfig'
@@ -28,7 +28,7 @@ const applyConfig = async (os: string) => {
     // Retrieve changeset
     const { stdout } = await execa('git', ['rev-parse', 'HEAD'])
     changeset = stdout.trim()
-  } catch (e) {
+  } catch (error) {
     log.warning(
       'Gluon expects that you are building your browser with git as your version control'
     )
@@ -38,7 +38,7 @@ const applyConfig = async (os: string) => {
     log.warning('Otherwise, you can setup git in this folder by running:')
     log.warning('   |git init|')
 
-    throw e
+    throw error
   }
 
   const templateOptions = {

src/commands/discard.ts

@@ -2,8 +2,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import execa from 'execa'
-import { existsSync, statSync } from 'fs'
+import { existsSync, statSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 import { log } from '../log'
 import { ENGINE_DIR } from '../constants'
 
@@ -17,7 +17,7 @@ export const discard = async (file: string): Promise<void> => {
 
   try {
     await execa('git', ['restore', file], { cwd: ENGINE_DIR })
-  } catch (e) {
+  } catch {
     log.warning(`The file ${file} was not changed`)
   }
 }

src/commands/download/addon.ts

@@ -1,5 +1,5 @@
-import { existsSync, readFileSync, unlinkSync, writeFileSync } from 'fs'
+import { existsSync, readFileSync, unlinkSync, writeFileSync } from 'node:fs'
-import { join } from 'path'
+import { join } from 'node:path'
 import { isMatch } from 'picomatch'
 
 import { config } from '../..'
@@ -10,7 +10,7 @@ import {
   AddonInfo,
   configDispatch,
   delay,
-  ensureDir,
+  ensureDirectory,
   walkDirectoryTree,
   windowsPathToUnix,
 } from '../../utils'
@@ -29,34 +29,36 @@ export async function resolveAddonDownloadUrl(
   addon: AddonInfo
 ): Promise<string> {
   switch (addon.platform) {
-    case 'url':
+    case 'url': {
       return addon.url
+    }
 
-    case 'amo':
+    case 'amo': {
       try {
-        return (
+        const mozillaData = await axios.get(
-          await axios.get(
           `https://addons.mozilla.org/api/v4/addons/addon/${addon.amoId}/versions/`
         )
-        ).data.results[0].files[0].url
+
-      } catch (e) {
+        return mozillaData.data.results[0].files[0].url
+      } catch (error) {
         log.warning(
           'The following error occured whilst fetching amo addon metadata'
         )
-        log.error(e)
+        log.error(error)
 
         return ''
       }
+    }
 
-    case 'github':
+    case 'github': {
       try {
-        return (
+        const githubData = await axios.get(
-          (
-            ((
-              await axios.get(
           `https://api.github.com/repos/${addon.repo}/releases/tags/${addon.version}`
         )
-            ).data.assets as {
+
+        return (
+          (
+            (githubData.data.assets as {
               url: string
               browser_download_url: string
               name: string
@@ -64,22 +66,23 @@ export async function resolveAddonDownloadUrl(
           ).find((asset) => isMatch(asset.name, addon.fileGlob))
             ?.browser_download_url || 'failed'
         )
-      } catch (e) {
+      } catch (error) {
         log.warning(
           'The following error occured whilst fetching github metadata'
         )
-        log.error(e)
+        log.error(error)
 
         return ''
       }
     }
+  }
 }
 
 export async function downloadAddon(
   url: string,
   addon: AddonInfo & { name: string }
 ): Promise<string> {
-  const tempFile = join(MELON_TMP_DIR, addon.name + '.xpi')
+  const temporaryFile = join(MELON_TMP_DIR, addon.name + '.xpi')
 
   log.info(`Download addon from ${url}`)
 
@@ -91,23 +94,23 @@ export async function downloadAddon(
       // it
     } else {
       const cache = extensionCache.unwrap()
-      if (cache.url == url && existsSync(tempFile)) {
+      if (cache.url == url && existsSync(temporaryFile)) {
         log.info(`Using cached version of ${addon.name}`)
-        return tempFile
+        return temporaryFile
       }
     }
   }
 
-  if (existsSync(tempFile)) {
+  if (existsSync(temporaryFile)) {
-    unlinkSync(tempFile)
+    unlinkSync(temporaryFile)
   }
 
-  await downloadFileToLocation(url, tempFile)
+  await downloadFileToLocation(url, temporaryFile)
 
   // I do not know why, but this delay causes unzip to work reliably
   await delay(200)
 
-  return tempFile
+  return temporaryFile
 }
 
 export async function unpackAddon(
@@ -128,7 +131,7 @@ export async function unpackAddon(
   // I do not know why, but this delay causes unzip to work reliably
   await delay(200)
 
-  ensureDir(outPath)
+  ensureDirectory(outPath)
 
   await configDispatch('unzip', {
     args: [windowsPathToUnix(path), '-d', windowsPathToUnix(outPath)],

src/commands/download/firefox.ts

@@ -1,12 +1,12 @@
 import execa from 'execa'
-import { existsSync } from 'fs'
+import { existsSync } from 'node:fs'
-import { dirname, resolve } from 'path'
+import { dirname, resolve } from 'node:path'
 import { bin_name } from '../..'
 import { BASH_PATH, ENGINE_DIR, MELON_TMP_DIR } from '../../constants'
 import { log } from '../../log'
-import { commandExistsSync } from '../../utils/commandExists'
+import { commandExistsSync } from '../../utils/command-exists'
 import { downloadFileToLocation } from '../../utils/download'
-import { ensureDir, windowsPathToUnix } from '../../utils/fs'
+import { ensureDirectory, windowsPathToUnix } from '../../utils/fs'
 import { init } from '../init'
 
 export function shouldSetupFirefoxSource() {
@@ -30,7 +30,7 @@ export async function setupFirefoxSource(version: string) {
 async function unpackFirefoxSource(name: string): Promise<void> {
   log.info(`Unpacking Firefox...`)
 
-  ensureDir(ENGINE_DIR)
+  ensureDirectory(ENGINE_DIR)
 
   let tarExec = 'tar'
 
@@ -56,12 +56,12 @@ async function unpackFirefoxSource(name: string): Promise<void> {
     tarExec,
     [
       '--strip-components=1',
-      process.platform == 'win32' ? '--force-local' : null,
+      process.platform == 'win32' ? '--force-local' : undefined,
       '-xf',
       windowsPathToUnix(resolve(MELON_TMP_DIR, name)),
       '-C',
       windowsPathToUnix(ENGINE_DIR),
-    ].filter((x) => x) as string[],
+    ].filter(Boolean) as string[],
     {
       // HACK: Use bash shell on windows to get a sane version of tar that works
       shell: BASH_PATH || false,
@@ -80,7 +80,7 @@ async function downloadFirefoxSource(version: string) {
 
   log.info(`Locating Firefox release ${version}...`)
 
-  await ensureDir(dirname(fsSaveLocation))
+  await ensureDirectory(dirname(fsSaveLocation))
 
   if (existsSync(fsSaveLocation)) {
     log.info('Using cached download')

src/commands/execute.ts

@@ -1,26 +1,26 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { existsSync } from 'fs'
+import { existsSync } from 'node:fs'
 import { log } from '../log'
 import { ENGINE_DIR } from '../constants'
 import { dispatch } from '../utils'
 
 export const execute = async (cmd: string[]) => {
   if (existsSync(ENGINE_DIR)) {
-    if (!cmd || cmd.length == 0)
+    if (!cmd || cmd.length === 0)
       log.error('You need to specify a command to run.')
 
     const bin = cmd[0]
-    const args = cmd
+    const arguments_ = cmd
-    args.shift()
+    arguments_.shift()
 
     log.info(
-      `Executing \`${bin}${args.length !== 0 ? ` ` : ``}${args.join(
+      `Executing \`${bin}${arguments_.length > 0 ? ` ` : ``}${arguments_.join(
         ' '
       )}\` in \`src\`...`
     )
-    dispatch(bin, args, ENGINE_DIR)
+    dispatch(bin, arguments_, ENGINE_DIR)
   } else {
     log.error(`Unable to locate src directory.`)
   }

src/commands/export-file.ts

@@ -2,11 +2,11 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import execa from 'execa'
-import { existsSync, writeFileSync } from 'fs'
+import { existsSync, writeFileSync } from 'node:fs'
-import { basename, resolve } from 'path'
+import { basename, resolve } from 'node:path'
 import { log } from '../log'
 import { ENGINE_DIR, SRC_DIR } from '../constants'
-import { delay, ensureDir } from '../utils'
+import { delay, ensureDirectory } from '../utils'
 
 export const getPatchName = (file: string): string =>
   `${basename(file).replace(/\./g, '-')}.patch`
@@ -36,7 +36,7 @@ export const exportFile = async (file: string): Promise<void> => {
   const name = getPatchName(file)
   const patchPath = file.replace(/\./g, '-').split('/').slice(0, -1)
 
-  await ensureDir(resolve(SRC_DIR, ...patchPath))
+  await ensureDirectory(resolve(SRC_DIR, ...patchPath))
 
   if (proc.stdout.length >= 8000) {
     log.warning('')

src/commands/init.ts

@@ -2,8 +2,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import { Command } from 'commander'
-import { existsSync, readFileSync } from 'fs'
+import { existsSync, readFileSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 import { bin_name } from '..'
 import { log } from '../log'
 import { config, configDispatch } from '../utils'
@@ -11,9 +11,9 @@ import { config, configDispatch } from '../utils'
 export const init = async (directory: Command | string): Promise<void> => {
   const cwd = process.cwd()
 
-  const dir = resolve(cwd as string, directory.toString())
+  const absoluteInitDirectory = resolve(cwd as string, directory.toString())
 
-  if (!existsSync(dir)) {
+  if (!existsSync(absoluteInitDirectory)) {
     log.error(
       `Directory "${directory}" not found.\nCheck the directory exists and run |${bin_name} init| again.`
     )
@@ -36,30 +36,31 @@ export const init = async (directory: Command | string): Promise<void> => {
 
   version = version.trim().replace(/\\n/g, '')
 
-  // TODO: Use bash on windows, this may significantly improve performance. Still needs testing though
+  // TODO: Use bash on windows, this may significantly improve performance.
+  // Still needs testing though
   log.info('Initializing git, this may take some time')
 
   await configDispatch('git', {
     args: ['init'],
-    cwd: dir,
+    cwd: absoluteInitDirectory,
     shell: 'unix',
   })
 
   await configDispatch('git', {
     args: ['init'],
-    cwd: dir,
+    cwd: absoluteInitDirectory,
     shell: 'unix',
   })
 
   await configDispatch('git', {
     args: ['checkout', '--orphan', version],
-    cwd: dir,
+    cwd: absoluteInitDirectory,
     shell: 'unix',
   })
 
   await configDispatch('git', {
     args: ['add', '-f', '.'],
-    cwd: dir,
+    cwd: absoluteInitDirectory,
     shell: 'unix',
   })
 
@@ -67,13 +68,13 @@ export const init = async (directory: Command | string): Promise<void> => {
 
   await configDispatch('git', {
     args: ['commit', '-aqm', `"Firefox ${version}"`],
-    cwd: dir,
+    cwd: absoluteInitDirectory,
     shell: 'unix',
   })
 
   await configDispatch('git', {
     args: ['checkout', '-b', config.name.toLowerCase().replace(/\s/g, '_')],
-    cwd: dir,
+    cwd: absoluteInitDirectory,
     shell: 'unix',
   })
 }

src/commands/license-check.test.ts

@@ -2,7 +2,7 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-import { join } from 'path'
+import { join } from 'node:path'
 import { isValidLicense } from './license-check'
 
 describe('isValidLicense', () => {

src/commands/license-check.ts

@@ -1,12 +1,12 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { readFile, writeFile } from 'fs/promises'
+import { readFile, writeFile } from 'node:fs/promises'
-import { join } from 'path'
+import { join } from 'node:path'
 
 import { SRC_DIR } from '../constants'
 import { walkDirectory } from '../utils/fs'
-import { Task, TaskList } from '../utils/taskList'
+import { Task, TaskList } from '../utils/task-list'
 
 const ignoredFiles = new RegExp('.*\\.(json|patch|md|jpeg|png|gif|tiff|ico)')
 const licenseIgnore = new RegExp('(//|#) Ignore license in this file', 'g')
@@ -32,7 +32,7 @@ const fixableFiles = [
 ]
 
 export async function isValidLicense(path: string): Promise<boolean> {
-  const file = (await readFile(path)).toString()
+  const file = await readFile(path, { encoding: 'utf8' })
   const contents = file.split('\n')
 
   // We need to grab the top 5 lines just in case there are newlines in the
@@ -58,7 +58,8 @@ export function createTask(path: string, noFix: boolean): Task {
     skip: () => ignoredFiles.test(path),
     name: path.replace(SRC_DIR, ''),
     task: async () => {
-      const contents = (await readFile(path)).toString().split('\n')
+      const contents = await readFile(path, { encoding: 'utf8' })
+      const contentsSplitNewline = contents.split('\n')
       const hasLicense = await isValidLicense(path)
 
       if (hasLicense) {
@@ -73,11 +74,12 @@ export function createTask(path: string, noFix: boolean): Task {
         )
       }
 
-      const mpl = (
+      const mplHeader = // eslint-disable-next-line unicorn/prefer-module
-        await readFile(join(__dirname, 'license-check.txt'))
+        await readFile(join(__dirname, 'license-check.txt'), {
-      ).toString()
+          encoding: 'utf8',
+        })
       const { comment, commentOpen, commentClose } = fixable
-      let header = mpl
+      let header = mplHeader
         .split('\n')
         .map((ln) => (comment || '') + ln)
         .join('\n')
@@ -86,7 +88,7 @@ export function createTask(path: string, noFix: boolean): Task {
         header = commentOpen + header + commentClose
       }
 
-      await writeFile(path, header + '\n' + contents.join('\n'))
+      await writeFile(path, header + '\n' + contentsSplitNewline.join('\n'))
     },
   }
 }

src/commands/package.ts

@@ -1,9 +1,9 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { existsSync } from 'fs'
+import { existsSync } from 'node:fs'
-import { copyFile, mkdir, readdir, unlink } from 'fs/promises'
+import { copyFile, mkdir, readdir, unlink } from 'node:fs/promises'
-import { join, resolve } from 'path'
+import { join, resolve } from 'node:path'
 
 import { bin_name, config } from '..'
 import { DIST_DIR, ENGINE_DIR, OBJ_DIR } from '../constants'
@@ -37,15 +37,15 @@ export const gluonPackage = async () => {
     log.error(`Cannot locate the 'mach' binary within ${ENGINE_DIR}`)
   }
 
-  const args = ['package']
+  const arguments_ = ['package']
 
   log.info(
     `Packaging \`${config.binaryName}\` with args ${JSON.stringify(
-      args.slice(1, 0)
+      arguments_.slice(1, 0)
     )}...`
   )
 
-  await dispatch(machPath, args, ENGINE_DIR, true)
+  await dispatch(machPath, arguments_, ENGINE_DIR, true)
 
   log.info('Copying results up')
 
@@ -53,31 +53,41 @@ export const gluonPackage = async () => {
   if (!existsSync(DIST_DIR)) await mkdir(DIST_DIR, { recursive: true })
 
   log.debug('Indexing files to copy')
-  const files = (await readdir(join(OBJ_DIR, 'dist'), { withFileTypes: true }))
+  const filesInMozillaDistrobution = await readdir(join(OBJ_DIR, 'dist'), {
+    withFileTypes: true,
+  })
+  const files = filesInMozillaDistrobution
     .filter((entry) => entry.isFile())
     .map((entry) => entry.name)
 
   for (const file of files) {
-    const destFile = join(DIST_DIR, file)
+    const destinationFile = join(DIST_DIR, file)
     log.debug(`Copying ${file}`)
-    if (existsSync(destFile)) await unlink(destFile)
+    if (existsSync(destinationFile)) await unlink(destinationFile)
-    await copyFile(join(OBJ_DIR, 'dist', file), destFile)
+    await copyFile(join(OBJ_DIR, 'dist', file), destinationFile)
   }
 
   // Windows has some special dist files that are available within the dist
   // directory.
   if (process.platform == 'win32') {
-    const installerDistDirectory = join(OBJ_DIR, 'dist', 'install', 'sea')
+    const installerDistributionDirectory = join(
+      OBJ_DIR,
+      'dist',
+      'install',
+      'sea'
+    )
 
-    if (!existsSync(installerDistDirectory)) {
+    if (!existsSync(installerDistributionDirectory)) {
       log.error(
-        `Could not find windows installer files located at '${installerDistDirectory}'`
+        `Could not find windows installer files located at '${installerDistributionDirectory}'`
       )
     }
 
-    const windowsInstallerFiles = (
+    const installerDistributionDirectoryContents = await readdir(
-      await readdir(installerDistDirectory, { withFileTypes: true })
+      installerDistributionDirectory,
+      { withFileTypes: true }
     )
+    const windowsInstallerFiles = installerDistributionDirectoryContents
       .filter((entry) => entry.isFile())
       .map((entry) => entry.name)
 
@@ -96,10 +106,13 @@ export const gluonPackage = async () => {
       }
 
       // Actually copy
-      const destFile = join(DIST_DIR, newFileName)
+      const destinationFile = join(DIST_DIR, newFileName)
       log.debug(`Copying ${file}`)
-      if (existsSync(destFile)) await unlink(destFile)
+      if (existsSync(destinationFile)) await unlink(destinationFile)
-      await copyFile(join(installerDistDirectory, file), destFile)
+      await copyFile(
+        join(installerDistributionDirectory, file),
+        destinationFile
+      )
     }
   }
 
@@ -137,18 +150,10 @@ async function createMarFile(version: string, channel: string) {
   // On macos this should be
   // <obj dir>/dist/${binaryName}/${brandFullName}.app and on everything else,
   // the contents of the folder <obj dir>/dist/${binaryName}
-  let binary: string
+  const binary =
-
+    process.platform == 'darwin'
-  if (process.platform == 'darwin') {
+      ? join(OBJ_DIR, 'dist', config.binaryName, `${getCurrentBrandName()}.app`)
-    binary = join(
+      : join(OBJ_DIR, 'dist', config.binaryName)
-      OBJ_DIR,
-      'dist',
-      config.binaryName,
-      `${getCurrentBrandName()}.app`
-    )
-  } else {
-    binary = join(OBJ_DIR, 'dist', config.binaryName)
-  }
 
   const marPath = windowsPathToUnix(join(DIST_DIR, 'output.mar'))
   await configDispatch('./tools/update-packaging/make_full_update.sh', {

src/commands/patches/branding-patch.ts

@@ -10,10 +10,10 @@ import {
   readFileSync,
   writeFileSync,
   copyFileSync,
-} from 'fs'
+} from 'node:fs'
-import { copyFile, readFile, rm, writeFile } from 'fs/promises'
+import { copyFile, mkdir, readFile, rm, writeFile } from 'node:fs/promises'
 import { every } from 'modern-async'
-import { dirname, extname, join } from 'path'
+import { dirname, extname, join } from 'node:path'
 import sharp from 'sharp'
 import pngToIco from 'png-to-ico'
 import asyncIcns from 'async-icns'
@@ -31,7 +31,7 @@ import {
   walkDirectory,
   windowsPathToUnix,
 } from '../../utils'
-import { templateDir } from '../setupProject'
+import { templateDirectory } from '../setup-project'
 import { IMelonPatch } from './command'
 
 // =============================================================================
@@ -74,7 +74,7 @@ function constructConfig(name: string) {
     brandingVendor: config.vendor,
 
     ...defaultBrandsConfig,
-    ...(config.brands[name] || {}),
+    ...config.brands[name],
   }
 }
 
@@ -111,15 +111,15 @@ async function setupImages(configPath: string, outputPath: string) {
   // TODO: Custom MacOS icon support
   if (process.platform == 'darwin') {
     log.debug('Generating Mac Icons')
-    const tmp = join(MELON_TMP_DIR, 'macos_icon_info.iconset')
+    const temporary = join(MELON_TMP_DIR, 'macos_icon_info.iconset')
 
-    if (existsSync(tmp)) await rm(tmp, { recursive: true })
+    if (existsSync(temporary)) await rm(temporary, { recursive: true })
 
     asyncIcns.convert({
       input: join(configPath, 'logo.png'),
       output: join(outputPath, 'firefox.icns'),
       sizes: [16, 32, 64, 128, 256, 512],
-      tmpDirectory: tmp,
+      tmpDirectory: temporary,
     })
   }
 
@@ -155,22 +155,32 @@ async function setupLocale(
     brandingVendor: string
   }
 ) {
-  // eslint-disable-next-line @typescript-eslint/no-extra-semi
+  for (const file of await walkDirectory(
-  ;(await walkDirectory(join(templateDir, 'branding.optional')))
+    join(templateDirectory, 'branding.optional')
-    .map((file) =>
+  )) {
-      windowsPathToUnix(file).replace(
+    const fileContents = await readFile(windowsPathToUnix(file), {
-        windowsPathToUnix(join(templateDir, 'branding.optional') + '/'),
+      encoding: 'utf8',
+    })
+
+    const universalPath =
+      // We want to avoid the pain that windows is going to throw at us with its
+      // weird paths
+      windowsPathToUnix(file)
+        // We want to remove all of the extra folders that surround this from the
+        // template folder
+        .replace(
+          windowsPathToUnix(join(templateDirectory, 'branding.optional') + '/'),
           ''
         )
+
+    const sourceFolderPath = join(outputPath, universalPath)
+
+    await mkdir(dirname(sourceFolderPath), { recursive: true })
+    await writeFile(
+      sourceFolderPath,
+      stringTemplate(fileContents, brandingConfig)
     )
-    .map((file) => [
+  }
-      readFileSync(join(templateDir, 'branding.optional', file)).toString(),
-      join(outputPath, file),
-    ])
-    .forEach(([contents, path]) => {
-      mkdirSync(dirname(path), { recursive: true })
-      writeFileSync(path, stringTemplate(contents, brandingConfig))
-    })
 }
 
 async function copyMozFiles(
@@ -184,7 +194,8 @@ async function copyMozFiles(
     brandingVendor: string
   }
 ) {
-  const files = (await walkDirectory(BRANDING_FF)).filter(
+  const firefoxBrandingDirectoryContents = await walkDirectory(BRANDING_FF)
+  const files = firefoxBrandingDirectoryContents.filter(
     (file) => !existsSync(join(outputPath, file.replace(BRANDING_FF, '')))
   )
 
@@ -192,7 +203,7 @@ async function copyMozFiles(
 
   const everythingElse = files.filter((file) => !css.includes(file))
 
-  css
+  for (const [contents, path] of css
     .map((filePath) => [
       readFileSync(filePath).toString(),
       join(outputPath, filePath.replace(BRANDING_FF, '')),
@@ -201,17 +212,16 @@ async function copyMozFiles(
       contents.replace(CSS_REPLACE_REGEX, 'var(--theme-bg)') +
         `:root { --theme-bg: ${brandingConfig.backgroundColor} }`,
       path,
-    ])
+    ])) {
-    .forEach(([contents, path]) => {
     mkdirSync(dirname(path), { recursive: true })
     writeFileSync(path, contents)
-    })
+  }
 
   // Copy everything else from the default firefox branding directory
-  everythingElse.forEach((file) => {
+  for (const file of everythingElse) {
     mkdirpSync(dirname(join(outputPath, file.replace(BRANDING_FF, ''))))
     copyFileSync(file, join(outputPath, file.replace(BRANDING_FF, '')))
-  })
+  }
 }
 
 // =============================================================================

src/commands/patches/command.ts

@@ -1,19 +1,19 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { join } from 'path'
+import { join } from 'node:path'
-import { existsSync } from 'fs'
+import { existsSync } from 'node:fs'
 import glob from 'tiny-glob'
 
 import { ENGINE_DIR, SRC_DIR } from '../../constants'
-import * as gitPatch from './gitPatch'
+import * as gitPatch from './git-patch'
-import * as copyPatch from './copyPatches'
+import * as copyPatch from './copy-patches'
-import * as brandingPatch from './brandingPatch'
+import * as brandingPatch from './branding-patch'
 import { patchCountFile } from '../../middleware/patch-check'
 import { checkHash } from '../../utils'
-import { templateDir } from '../setupProject'
+import { templateDirectory } from '../setup-project'
-import { Task, TaskList } from '../../utils/taskList'
+import { Task, TaskList } from '../../utils/task-list'
-import { writeFile } from 'fs/promises'
+import { writeFile } from 'node:fs/promises'
 
 export interface IMelonPatch {
   name: string
@@ -23,7 +23,7 @@ export interface IMelonPatch {
 function patchMethod<T extends IMelonPatch>(
   name: string,
   patches: T[],
-  patchFn: (patch: T, index: number) => Promise<void>
+  patchFunction: (patch: T, index: number) => Promise<void>
 ): Task {
   return {
     name: `Apply ${patches.length} ${name} patches`,
@@ -32,7 +32,7 @@ function patchMethod<T extends IMelonPatch>(
       new TaskList(
         patches.map((patch, index) => ({
           name: `Apply ${patch.name}`,
-          task: () => patchFn(patch, index),
+          task: () => patchFunction(patch, index),
           skip: patch.skip,
         }))
       ),
@@ -80,12 +80,11 @@ async function importFolders(): Promise<Task> {
 }
 
 async function importGitPatch(): Promise<Task> {
-  const patches = (
+  let patches = await glob('**/*.patch', {
-    await glob('**/*.patch', {
     filesOnly: true,
     cwd: SRC_DIR,
   })
-  ).map((path) => join(SRC_DIR, path))
+  patches = patches.map((path) => join(SRC_DIR, path))
 
   await writeFile(patchCountFile, patches.length.toString())
 
@@ -97,19 +96,18 @@ async function importGitPatch(): Promise<Task> {
 }
 
 async function importInternalPatch(): Promise<Task> {
-  const patches = (
+  const patches = await glob('*.patch', {
-    await glob('*.patch', {
     filesOnly: true,
-      cwd: join(templateDir, 'patches.optional'),
+    cwd: join(templateDirectory, 'patches.optional'),
   })
-  ).map((path) => ({
+  const structuredPatches = patches.map((path) => ({
     name: path,
-    path: join(templateDir, 'patches.optional', path),
+    path: join(templateDirectory, 'patches.optional', path),
   }))
 
   return patchMethod<gitPatch.IGitPatch>(
     'gluon',
-    patches,
+    structuredPatches,
     async (patch) => await gitPatch.apply(patch.path)
   )
 }

src/commands/patches/copy-patches.ts

@@ -1,11 +1,11 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { existsSync } from 'fs'
+import { existsSync } from 'node:fs'
-import { lstatSync, readFileSync } from 'fs'
+import { lstatSync, readFileSync } from 'node:fs'
 import { ensureSymlink, remove } from 'fs-extra'
-import { copyFile } from 'fs/promises'
+import { copyFile } from 'node:fs/promises'
-import { dirname, resolve } from 'path'
+import { dirname, resolve } from 'node:path'
 import glob from 'tiny-glob'
 
 import { appendToFileSync, mkdirp } from '../../utils'
@@ -70,21 +70,20 @@ export interface ICopyPatch extends IMelonPatch {
 // Exports
 
 export async function get(): Promise<ICopyPatch[]> {
-  const files = (
+  const allFilesInSource = await glob('**/*', {
-    await glob('**/*', {
     filesOnly: true,
     cwd: SRC_DIR,
   })
-  ).filter(
+  const files = allFilesInSource.filter(
     (f) => !(f.endsWith('.patch') || f.split('/').includes('node_modules'))
   )
 
   const manualPatches: ICopyPatch[] = []
 
-  files.map((i) => {
+  files.map((index) => {
-    const group = i.split('/')[0]
+    const group = index.split('/')[0]
 
-    if (!manualPatches.find((m) => m.name == group)) {
+    if (!manualPatches.some((m) => m.name == group)) {
       manualPatches.push({
         name: group,
         src: files.filter((f) => f.split('/')[0] == group),
@@ -95,8 +94,8 @@ export async function get(): Promise<ICopyPatch[]> {
   return manualPatches
 }
 
-export async function apply(src: string[]): Promise<void> {
+export async function apply(source: string[]): Promise<void> {
-  for (const item of src) {
+  for (const item of source) {
     await copyManual(item)
   }
 }

src/commands/patches/git-patch.ts

@@ -1,8 +1,10 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
 import execa from 'execa'
 import { PATCH_ARGS, ENGINE_DIR } from '../../constants'
+import { log } from '../../log'
 import { IMelonPatch } from './command'
 
 export interface IGitPatch extends IMelonPatch {
@@ -14,11 +16,11 @@ export async function apply(path: string): Promise<void> {
     await execa('git', ['apply', '-R', ...PATCH_ARGS, path], {
       cwd: ENGINE_DIR,
     })
-  } catch (_e) {
+  } catch {
     // If the patch has already been applied, we want to revert it. Because
     // there is no good way to check this we are just going to catch and
     // discard the error
-    null
+    undefined
   }
 
   const { stdout, exitCode } = await execa(
@@ -27,5 +29,5 @@ export async function apply(path: string): Promise<void> {
     { cwd: ENGINE_DIR }
   )
 
-  if (exitCode != 0) throw stdout
+  if (exitCode != 0) log.error(stdout)
 }

src/commands/run.ts

@@ -1,27 +1,29 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { existsSync, readdirSync } from 'fs'
+import { existsSync, readdirSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 import { bin_name } from '..'
 import { ENGINE_DIR } from '../constants'
 import { log } from '../log'
 import { config, dispatch } from '../utils'
 
 export const run = async (chrome?: string) => {
-  const dirs = readdirSync(ENGINE_DIR)
+  const directories = readdirSync(ENGINE_DIR)
-  const objDirname = dirs.find((dir) => dir.startsWith('obj-'))
+  const objectDirname = directories.find((directory) =>
+    directory.startsWith('obj-')
+  )
 
-  if (!objDirname) {
+  if (!objectDirname) {
     throw new Error(`${config.name} needs to be built before you can do this.`)
   }
 
-  const objDir = resolve(ENGINE_DIR, objDirname)
+  const objectDirectory = resolve(ENGINE_DIR, objectDirname)
 
-  if (existsSync(objDir)) {
+  if (existsSync(objectDirectory)) {
     dispatch(
       './mach',
-      ['run'].concat(chrome ? ['-chrome', chrome] : []),
+      ['run', ...(chrome ? ['-chrome', chrome] : [])],
       ENGINE_DIR,
       true
     )

src/commands/setup-project.ts

@@ -1,9 +1,9 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { writeFileSync, existsSync, mkdirSync, readFileSync } from 'fs'
+import { writeFileSync, existsSync, mkdirSync, readFileSync } from 'node:fs'
-import { copyFile } from 'fs/promises'
+import { copyFile } from 'node:fs/promises'
-import { join, dirname } from 'path'
+import { join, dirname } from 'node:path'
 
 import prompts from 'prompts'
 
@@ -13,7 +13,7 @@ import {
   configPath,
   delay,
   getLatestFF,
-  projectDir,
+  projectDirectory,
   SupportedProducts,
   walkDirectory,
 } from '../utils'
@@ -48,7 +48,7 @@ export async function setupProject(): Promise<void> {
         },
         {
           title: 'Firefox developer edition (Not recommended)',
-          value: SupportedProducts.FirefoxDev,
+          value: SupportedProducts.FirefoxDevelopment,
         },
         {
           title: 'Firefox beta (Not recommended)',
@@ -136,10 +136,10 @@ export async function setupProject(): Promise<void> {
       await copyOptional(['browser/themes'])
     }
 
-    writeFileSync(configPath, JSON.stringify(config, null, 2))
+    writeFileSync(configPath, JSON.stringify(config, undefined, 2))
 
     // Append important stuff to gitignore
-    const gitignore = join(projectDir, '.gitignore')
+    const gitignore = join(projectDirectory, '.gitignore')
     let gitignoreContents = ''
 
     if (existsSync(gitignore)) {
@@ -149,48 +149,64 @@ export async function setupProject(): Promise<void> {
     gitignoreContents += '\n.dotbuild/\nengine/\nfirefox-*/\nnode_modules/\n'
 
     writeFileSync(gitignore, gitignoreContents)
-  } catch (e) {
+  } catch (error) {
-    console.log(e)
+    console.log(error)
   }
 }
 
 // =============================================================================
 // Filesystem templating
 
-export const templateDir = join(__dirname, '../..', 'template')
+// eslint-disable-next-line unicorn/prefer-module
+export const templateDirectory = join(__dirname, '../..', 'template')
 
+/**
+ * Copy files from the template directory that have .optional in their path,
+ * based on the function parameters
+ *
+ * @param files The files that should be coppied
+ */
 async function copyOptional(files: string[]) {
-  await Promise.all(
+  const directoryContents = await walkDirectory(templateDirectory)
-    (
+
-      await walkDirectory(templateDir)
+  for (const file of directoryContents) {
+    if (
+      !file.includes('.optional') &&
+      !files
+        .map((induvidualFile) => file.includes(induvidualFile))
+        .some(Boolean)
     )
-      .filter((f) => f.includes('.optional'))
+      continue
-      .filter((f) => files.map((file) => f.includes(file)).some((b) => b))
+
-      .map(async (file) => {
+    const outLocation = join(
-        const out = join(projectDir, file.replace(templateDir, '')).replace(
+      projectDirectory,
-          '.optional',
+      file.replace(templateDirectory, '')
-          ''
+    ).replace('.optional', '')
-        )
+
-        if (!existsSync(out)) {
+    if (!existsSync(outLocation)) {
-          mkdirSync(dirname(out), { recursive: true })
+      mkdirSync(dirname(outLocation), { recursive: true })
-          await copyFile(file, out)
+      await copyFile(file, outLocation)
+    }
   }
-      })
-  )
 }
 
+/**
+ * Copy all non-optional files from the template directory
+ */
 async function copyRequired() {
-  await Promise.all(
+  const directoryContents = await walkDirectory(templateDirectory)
-    (
+
-      await walkDirectory(templateDir)
+  for (const file of directoryContents) {
+    if (file.includes('.optional')) continue
+
+    const outLocation = join(
+      projectDirectory,
+      file.replace(templateDirectory, '')
     )
-      .filter((f) => !f.includes('.optional'))
+
-      .map(async (file) => {
+    if (!existsSync(outLocation)) {
-        const out = join(projectDir, file.replace(templateDir, ''))
+      mkdirSync(dirname(outLocation), { recursive: true })
-        if (!existsSync(out)) {
+      await copyFile(file, outLocation)
-          mkdirSync(dirname(out), { recursive: true })
+    }
-          await copyFile(file, out)
   }
-      })
-  )
 }

src/commands/status.ts

@@ -1,7 +1,7 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { existsSync } from 'fs'
+import { existsSync } from 'node:fs'
 import { log } from '../log'
 import { BIN_NAME, ENGINE_DIR } from '../constants'
 import { dispatch, hasConfig } from '../utils'

src/commands/updates/addons.ts

@@ -1,8 +1,13 @@
-import { stat, writeFile } from 'fs/promises'
+import { writeFile } from 'node:fs/promises'
-import { dirname, join } from 'path'
+import { dirname, join } from 'node:path'
 import { create } from 'xmlbuilder2'
 import { DIST_DIR } from '../../constants'
-import { dynamicConfig, ensureDir, generateHash, getSize } from '../../utils'
+import {
+  dynamicConfig,
+  ensureDirectory,
+  generateHash,
+  getSize,
+} from '../../utils'
 import {
   downloadAddon,
   getAddons,
@@ -45,6 +50,6 @@ export async function generateAddonUpdateFiles() {
     'update.xml'
   )
 
-  await ensureDir(dirname(path))
+  await ensureDirectory(dirname(path))
   await writeFile(path, root.end({ prettyPrint: true }))
 }

src/commands/updates/browser.ts

@@ -1,8 +1,8 @@
-import { existsSync } from 'fs'
+import { existsSync } from 'node:fs'
-import { readFile, writeFile } from 'fs/promises'
+import { readFile, writeFile } from 'node:fs/promises'
 import { parse } from 'ini'
 import { isAppleSilicon } from 'is-apple-silicon'
-import { dirname, join } from 'path'
+import { dirname, join } from 'node:path'
 import { create } from 'xmlbuilder2'
 import { bin_name, config } from '../..'
 import { DIST_DIR, OBJ_DIR } from '../../constants'
@@ -41,7 +41,8 @@ export async function getPlatformConfig() {
   if (!existsSync(platformINI))
     platformINI = join(OBJ_DIR, 'dist', 'bin', 'platform.ini')
 
-  return parse((await readFile(platformINI)).toString())
+  const iniContents = await readFile(platformINI)
+  return parse(iniContents.toString())
 }
 
 function getReleaseMarName(releaseInfo: ReleaseInfo): string | undefined {
@@ -52,13 +53,16 @@ function getReleaseMarName(releaseInfo: ReleaseInfo): string | undefined {
   }
 
   switch (process.platform) {
-    case 'win32':
+    case 'win32': {
       return releaseInfo.x86?.windowsMar
-    case 'darwin':
+    }
+    case 'darwin': {
       return releaseInfo.x86?.macosMar
-    case 'linux':
+    }
+    case 'linux': {
       return releaseInfo.x86?.linuxMar
     }
+  }
 }
 
 function getReleaseMarURL(releaseInfo: ReleaseInfo) {
@@ -84,7 +88,7 @@ async function writeUpdateFileToDisk(
   channel: string,
   updateObject: {
     updates: {
-      update: Record<string, any>
+      update: Record<string, string | undefined>
     }
   }
 ) {

src/constants/index.ts

@@ -2,8 +2,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import execa from 'execa'
-import { existsSync, mkdirSync, readdirSync } from 'fs'
+import { existsSync, mkdirSync, readdirSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 import { log } from '../log'
 
 export const BIN_NAME = 'gluon'
@@ -63,13 +63,13 @@ export const OBJ_DIR = resolve(ENGINE_DIR, `obj-${CONFIG_GUESS}`)
 
 // TODO: Remove this, it is unused
 export const FTL_STRING_LINE_REGEX =
-  /(([a-zA-Z0-9-]*|\.[a-z-]*) =(.*|\.)|\[[a-zA-Z0-9]*\].*(\n\s?\s?})?|\*\[[a-zA-Z0-9]*\] .*(\n\s?\s?})?)/gm
+  /(([\dA-Za-z-]*|\.[a-z-]*) =(.*|\.)|\[[\dA-Za-z]*].*(\n\s?\s?})?|\*\[[\dA-Za-z]*] .*(\n\s?\s?})?)/gm
 
 // =================
 // Windows constants
 // =================
 
-export let BASH_PATH: string | null = null
+export let BASH_PATH: string | undefined
 
 // All windows specific code should be located inside of this if statement
 if (process.platform == 'win32') {

src/constants/mozconfig.ts

@@ -3,14 +3,7 @@ import { config } from '..'
 const otherBuildModes = `# You can change to other build modes by running:
 #   $ gluon set buildMode [dev|debug|release]`
 
-const platformOptimize =
+const platformOptimize = getPlatformOptimiseFlags()
-  process.platform == 'darwin'
-    ? 'ac_add_options --enable-optimize="-O3 -march=nehalem -mtune=haswell -w"'
-    : process.platform == 'linux'
-    ? 'ac_add_options --enable-optimize="-O3 -march=haswell -mtune=haswell -w"'
-    : process.platform == 'win32'
-    ? 'ac_add_options --enable-optimize="-O2 -Qvec -w -clang:-ftree-vectorize -clang:-msse3 -clang:-mssse3 -clang:-msse4.1 -clang:-mtune=haswell"'
-    : `# Unknown platform ${process.platform}`
 
 export const internalMozconfg = (
   brand: string,
@@ -20,25 +13,28 @@ export const internalMozconfg = (
 
   // Get the specific build options for the current build mode
   switch (buildMode) {
-    case 'dev':
+    case 'dev': {
       buildOptions = `# Development build settings
 ${otherBuildModes}
 ac_add_options --disable-debug`
       break
-    case 'debug':
+    }
+    case 'debug': {
       buildOptions = `# Debug build settings
 ${otherBuildModes}
 ac_add_options --enable-debug
 ac_add_options --disable-optimize`
       break
+    }
 
-    case 'release':
+    case 'release': {
       buildOptions = `# Release build settings
 ac_add_options --disable-debug
 ac_add_options --enable-optimize
 ${platformOptimize} # Taken from waterfox`
       break
     }
+  }
 
   return `
 # =====================
@@ -61,3 +57,24 @@ export MOZ_APPUPDATE_HOST=${
   }
 `
 }
+
+function getPlatformOptimiseFlags(): string {
+  let optimiseFlags = `# Unknown platform ${process.platform}`
+
+  switch (process.platform) {
+    case 'linux': {
+      optimiseFlags = `ac_add_options --enable-optimize="-O3 -march=haswell -mtune=haswell -w"`
+      break
+    }
+    case 'darwin': {
+      optimiseFlags = `ac_add_options --enable-optimize="-O3 -march=nehalem -mtune=haswell -w"`
+      break
+    }
+    case 'win32': {
+      optimiseFlags = `ac_add_options --enable-optimize="-O2 -Qvec -w -clang:-ftree-vectorize -clang:-msse3 -clang:-mssse3 -clang:-msse4.1 -clang:-mtune=haswell"`
+      break
+    }
+  }
+
+  return optimiseFlags
+}

src/index.ts

@@ -4,19 +4,19 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import commander, { Command } from 'commander'
-import { existsSync, readFileSync } from 'fs'
+import { existsSync, readFileSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 
 import { errorHandler, config as configInited, versionFormatter } from './utils'
 import { commands } from './cmds'
 import { BIN_NAME, ENGINE_DIR } from './constants'
 import { updateCheck } from './middleware/update-check'
-import { registerCommand } from './middleware/registerCommand'
+import { registerCommand } from './middleware/register-command'
 import { log } from './log'
 
 // We have to use a dynamic require here, otherwise the typescript compiler
 // mucks up the directory structure
-// eslint-disable-next-line @typescript-eslint/no-var-requires
+// eslint-disable-next-line @typescript-eslint/no-var-requires, unicorn/prefer-module
 const { version: gluonVersion } = require('../package.json')
 
 export const config = configInited
@@ -76,14 +76,13 @@ async function middleware(command: commander.Command) {
   registerCommand(command.name())
 }
 
-commands.forEach((command) => {
+for (const command of commands) {
-  if (command.flags) {
   if (
+    command.flags &&
     command.flags.platforms &&
     !command.flags.platforms.includes(process.platform)
   ) {
-      return
+    continue
-    }
   }
 
   let buildCommand = program
@@ -92,11 +91,11 @@ commands.forEach((command) => {
     .aliases(command?.aliases || [])
 
   // Register all of the required options
-  command?.options?.forEach((opt) => {
+  for (const opt of command?.options || []) {
     buildCommand = buildCommand.option(opt.arg, opt.description)
-  })
+  }
 
-  buildCommand = buildCommand.action(async (...args) => {
+  buildCommand = buildCommand.action(async (...arguments_) => {
     // Start loading the controller in the background whilst middleware is
     // executing
     const controller = command.requestController()
@@ -107,12 +106,12 @@ commands.forEach((command) => {
 
     // Finish loading the controller and execute it
     // eslint-disable-next-line @typescript-eslint/no-extra-semi
-    ;(await controller)(...args)
+    ;(await controller)(...arguments_)
   })
-})
+}
 
 process
   .on('uncaughtException', errorHandler)
-  .on('unhandledException', (err) => errorHandler(err, true))
+  .on('unhandledException', (error) => errorHandler(error, true))
 
 program.parse(process.argv)

src/log.ts

@@ -4,6 +4,9 @@
 import chalk from 'chalk'
 import prompts from 'prompts'
 
+const formatToDoubleDigit = (r: number) =>
+  r.toString().length == 1 ? `0${r}` : r
+
 class Log {
   private startTime: number
 
@@ -26,15 +29,15 @@ class Log {
     const mins = Math.floor((elapsedTime / (60 * 1000)) % 60)
     const hours = Math.floor((elapsedTime / (60 * 60 * 1000)) % 24)
 
-    const format = (r: number) => (r.toString().length == 1 ? `0${r}` : r)
+    return `${formatToDoubleDigit(hours)}:${formatToDoubleDigit(
-
+      mins
-    return `${format(hours)}:${format(mins)}:${format(secs)}`
+    )}:${formatToDoubleDigit(secs)}`
   }
 
-  set isDebug(val: boolean) {
+  set isDebug(value: boolean) {
-    log.debug(`Logger debug mode has been ${val ? 'enabled' : 'disabled'}`)
+    log.debug(`Logger debug mode has been ${value ? 'enabled' : 'disabled'}`)
-    this._isDebug = val
+    this._isDebug = value
-    log.debug(`Logger debug mode has been ${val ? 'enabled' : 'disabled'}`)
+    log.debug(`Logger debug mode has been ${value ? 'enabled' : 'disabled'}`)
   }
 
   get isDebug() {
@@ -46,8 +49,8 @@ class Log {
    *
    * @param args The information you want to provide to the user
    */
-  debug(...args: unknown[]): void {
+  debug(...arguments_: unknown[]): void {
-    if (this.isDebug) console.debug(...args)
+    if (this.isDebug) console.debug(...arguments_)
   }
 
   /**
@@ -57,8 +60,8 @@ class Log {
    *
    * @param args The information you want to provide to the user
    */
-  info(...args: unknown[]): void {
+  info(...arguments_: unknown[]): void {
-    console.info(chalk.blueBright.bold(this.getDiff()), ...args)
+    console.info(chalk.blueBright.bold(this.getDiff()), ...arguments_)
   }
 
   /**
@@ -68,8 +71,8 @@ class Log {
    *
    * @param args The information you want to provide to the user
    */
-  warning(...args: unknown[]): void {
+  warning(...arguments_: unknown[]): void {
-    console.warn(chalk.yellowBright.bold(' WARNING'), ...args)
+    console.warn(chalk.yellowBright.bold(' WARNING'), ...arguments_)
   }
 
   /**
@@ -78,8 +81,8 @@ class Log {
    *
    * @param args The information you want to provide to the user
    */
-  async hardWarning(...args: unknown[]): Promise<void> {
+  async hardWarning(...arguments_: unknown[]): Promise<void> {
-    console.info('', chalk.bgRed.bold('WARNING'), ...args)
+    console.info('', chalk.bgRed.bold('WARNING'), ...arguments_)
 
     const { answer } = await prompts({
       type: 'confirm',
@@ -95,9 +98,12 @@ class Log {
    *
    * @param args The information you want to provide to the user
    */
-  success(...args: unknown[]): void {
+  success(...arguments_: unknown[]): void {
     console.log()
-    console.log(`\n${chalk.greenBright.bold('SUCCESS')}`, args.join('\n\t'))
+    console.log(
+      `\n${chalk.greenBright.bold('SUCCESS')}`,
+      arguments_.join('\n\t')
+    )
   }
 
   /**
@@ -105,11 +111,11 @@ class Log {
    *
    * @param args The error you want to throw or a type that you want to convert to an error
    */
-  error(...args: (Error | unknown)[]): never {
+  error(...arguments_: (Error | unknown)[]): never {
-    throw args[0] instanceof Error
+    throw arguments_[0] instanceof Error
-      ? args[0]
+      ? arguments_[0]
       : new Error(
-          ...args.map((a) =>
+          ...arguments_.map((a) =>
             typeof a !== 'undefined' ? (a as object).toString() : a
           )
         )

src/middleware/patch-check.ts

@@ -5,8 +5,8 @@
  * Responsible for checking if all new patches have been applied
  */
 
-import { existsSync, readFileSync, writeFileSync } from 'fs'
+import { existsSync, readFileSync, writeFileSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 import { log } from '../log'
 import { MELON_DIR, SRC_DIR } from '../constants'
 import { walkDirectory } from '../utils'
@@ -14,14 +14,12 @@ import { walkDirectory } from '../utils'
 export const patchCountFile = resolve(MELON_DIR, 'patchCount')
 
 export const patchCheck = async (): Promise<void> => {
-  const fileList = (await walkDirectory(resolve(SRC_DIR))).filter((file) =>
+  const directoryCotnents = await walkDirectory(resolve(SRC_DIR))
-    file.endsWith('.patch')
+
-  )
+  const fileList = directoryCotnents.filter((file) => file.endsWith('.patch'))
   const patchCount = fileList.length
 
-  if (!existsSync(patchCountFile)) {
+  if (!existsSync(patchCountFile)) writeFileSync(patchCountFile, '0')
-    writeFileSync(patchCountFile, '0')
-  }
 
   const recordedPatchCount = Number(readFileSync(patchCountFile).toString())
 

src/middleware/register-command.ts

@@ -1,8 +1,8 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { writeFileSync } from 'fs'
+import { writeFileSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 import { MELON_DIR } from '../constants'
 
 /**

src/middleware/update-check.ts

@@ -15,9 +15,9 @@ export const updateCheck = async (): Promise<void> => {
       log.warning(
         `Latest version of Firefox (${version}) does not match frozen version (${firefoxVersion}).`
       )
-  } catch (e) {
+  } catch (error) {
     log.warning(`Failed to check for updates.`)
     log.askForReport()
-    log.error(e)
+    log.error(error)
   }
 }

src/types.d.ts

@@ -11,7 +11,7 @@ export interface Cmd {
    * writing, is getting a touch long
    */
   // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  requestController: () => Promise<(...args: any) => void>
+  requestController: () => Promise<(...arguments_: any) => void>
 
   options?: CmdOption[]
   aliases?: string[]

src/utils/change-tracking.ts

@@ -1,8 +1,8 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { readFile } from 'fs/promises'
+import { readFile } from 'node:fs/promises'
-import { createHash } from 'crypto'
+import { createHash } from 'node:crypto'
 import { readItem, writeItem } from './store'
 
 /**

src/utils/command-exists.ts

@@ -21,9 +21,9 @@
 // Adapted from the `command-exists` node module
 // https://github.com/mathisonian/command-exists
 
-import { execSync } from 'child_process'
+import { execSync } from 'node:child_process'
-import { accessSync, constants } from 'fs'
+import { accessSync, constants } from 'node:fs'
-import path from 'path'
+import path from 'node:path'
 
 const onWindows = process.platform == 'win32'
 
@@ -31,7 +31,7 @@ const fileNotExistsSync = (commandName: string): boolean => {
   try {
     accessSync(commandName, constants.F_OK)
     return false
-  } catch (e) {
+  } catch {
     return true
   }
 }
@@ -40,7 +40,7 @@ const localExecutableSync = (commandName: string): boolean => {
   try {
     accessSync(commandName, constants.F_OK | constants.X_OK)
     return true
-  } catch (e) {
+  } catch {
     return false
   }
 }
@@ -60,7 +60,7 @@ const commandExistsUnixSync = function (
           '; exit 0; }'
       )
       return !!stdout
-    } catch (error) {
+    } catch {
       return false
     }
   }
@@ -73,7 +73,7 @@ const commandExistsWindowsSync = function (
 ): boolean {
   // Regex from Julio from: https://stackoverflow.com/questions/51494579/regex-windows-path-validator
   if (
-    !/^(?!(?:.*\s|.*\.|\W+)$)(?:[a-zA-Z]:)?(?:(?:[^<>:"|?*\n])+(?:\/\/|\/|\\\\|\\)?)+$/m.test(
+    !/^(?!(?:.*\s|.*\.|\W+)$)(?:[A-Za-z]:)?(?:[^\n"*:<>?|]+(?:\/\/|\/|\\\\|\\)?)+$/m.test(
       commandName
     )
   ) {
@@ -82,7 +82,7 @@ const commandExistsWindowsSync = function (
   try {
     const stdout = execSync('where ' + cleanedCommandName, { stdio: [] })
     return !!stdout
-  } catch (error) {
+  } catch {
     return false
   }
 }
@@ -91,7 +91,7 @@ function cleanInput(toBeCleaned: string): string {
   // Windows has a different cleaning process to Unix, so we should go through
   // that process first
   if (onWindows) {
-    const isPathName = /[\\]/.test(toBeCleaned)
+    const isPathName = /\\/.test(toBeCleaned)
     if (isPathName) {
       const dirname = '"' + path.dirname(toBeCleaned) + '"'
       const basename = '"' + path.basename(toBeCleaned) + '"'
@@ -102,7 +102,7 @@ function cleanInput(toBeCleaned: string): string {
   }
 
   // Otherwise go through the unix cleaning process
-  if (/[^A-Za-z0-9_\\/:=-]/.test(toBeCleaned)) {
+  if (/[^\w/:=\\-]/.test(toBeCleaned)) {
     toBeCleaned = "'" + toBeCleaned.replace(/'/g, "'\\''") + "'"
     toBeCleaned = toBeCleaned
       .replace(/^(?:'')+/g, '') // unduplicate single-quote at the beginning
@@ -114,9 +114,5 @@ function cleanInput(toBeCleaned: string): string {
 
 export function commandExistsSync(commandName: string): boolean {
   const cleanedCommandName = cleanInput(commandName)
-  if (onWindows) {
+  return onWindows ? commandExistsWindowsSync(commandName, cleanedCommandName) : commandExistsUnixSync(commandName, cleanedCommandName);
-    return commandExistsWindowsSync(commandName, cleanedCommandName)
-  } else {
-    return commandExistsUnixSync(commandName, cleanedCommandName)
-  }
 }

src/utils/config.test.ts

@@ -1,7 +1,7 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { existsSync, readFileSync, unlinkSync, writeFileSync } from 'fs'
+import { existsSync, readFileSync, unlinkSync, writeFileSync } from 'node:fs'
 import {
   configPath,
   defaultConfig,

src/utils/config.ts

@@ -5,21 +5,21 @@
  * Responsible for loading, parsing and checking the config file for melon
  */
 
-import { existsSync, readFileSync, writeFileSync } from 'fs'
+import { existsSync, readFileSync, writeFileSync } from 'node:fs'
-import { join } from 'path'
+import { join } from 'node:path'
 import { BIN_NAME } from '../constants'
 
 import { log } from '../log'
 
-export const projectDir = process.cwd()
+export const projectDirectory = process.cwd()
-export const configPath = join(projectDir, 'gluon.json')
+export const configPath = join(projectDirectory, 'gluon.json')
 
 let hasWarnedAboutConfig = false
 
 export enum SupportedProducts {
   Firefox = 'firefox',
   FirefoxESR = 'firefox-esr',
-  FirefoxDev = 'firefox-dev',
+  FirefoxDevelopment = 'firefox-dev',
   FirefoxBeta = 'firefox-beta',
   FirefoxNightly = 'firefox-nightly',
 }
@@ -27,7 +27,7 @@ export enum SupportedProducts {
 export const validProducts = [
   SupportedProducts.Firefox,
   SupportedProducts.FirefoxESR,
-  SupportedProducts.FirefoxDev,
+  SupportedProducts.FirefoxDevelopment,
   SupportedProducts.FirefoxBeta,
   SupportedProducts.FirefoxNightly,
 ]
@@ -216,10 +216,10 @@ export function getConfig(): Config {
   try {
     // Try to parse the contents of the file. May not be valid JSON
     fileParsed = JSON.parse(fileContents)
-  } catch (e) {
+  } catch (error) {
     // Report the error to the user
     log.error(`Error parsing ${BIN_NAME} config file located at ${configPath}`)
-    log.error(e)
+    log.error(error)
     process.exit(1)
   }
 
@@ -295,7 +295,7 @@ export function getConfig(): Config {
 }
 
 export function saveConfig() {
-  writeFileSync(configPath, JSON.stringify(config, null, 2))
+  writeFileSync(configPath, JSON.stringify(config, undefined, 2))
 }
 
 export const config = getConfig()

src/utils/dispatch.ts

@@ -36,26 +36,29 @@ export const configDispatch = (
   if (config?.shell) {
     switch (config.shell) {
       // Don't change anything if we are using the default shell
-      case 'default':
+      case 'default': {
         break
+      }
 
-      case 'unix':
+      case 'unix': {
         // Bash path provides a unix shell on windows
         shell = BASH_PATH || false
         break
+      }
 
-      default:
+      default: {
         log.error(`dispatch() does not understand the shell '${shell}'`)
         break
       }
     }
+  }
 
   const handle = (data: string | Error, killOnError?: boolean) => {
-    const d = data.toString()
+    const dataAsString = data.toString()
 
-    d.split('\n').forEach((line: string) => {
+    for (const line of dataAsString.split('\n')) {
-      if (line.length !== 0) logger(removeTimestamp(line))
+      if (line.length > 0) logger(removeTimestamp(line))
-    })
+    }
 
     if (killOnError) {
       log.error('Command failed. See error above.')
@@ -67,7 +70,7 @@ export const configDispatch = (
       cwd: config?.cwd || process.cwd(),
       shell: shell,
       env: {
-        ...(config?.env || {}),
+        ...config?.env,
         ...process.env,
       },
     })
@@ -89,13 +92,13 @@ export const configDispatch = (
  */
 export const dispatch = (
   cmd: string,
-  args?: string[],
+  arguments_?: string[],
   cwd?: string,
   killOnError?: boolean,
   logger = (data: string) => log.info(data)
 ): Promise<boolean> => {
   return configDispatch(cmd, {
-    args: args,
+    args: arguments_,
     cwd: cwd,
     killOnError: killOnError,
     logger: logger,

src/utils/download.ts

@@ -1,11 +1,11 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { createWriteStream } from 'fs'
+import { createWriteStream } from 'node:fs'
 
 import axios from 'axios'
 import cliProgress from 'cli-progress'
-import { Duplex } from 'stream'
+import { Duplex } from 'node:stream'
 import { log } from '../log'
 
 export async function downloadFileToLocation(
@@ -44,11 +44,11 @@ export async function downloadFileToLocation(
         receivedBytes += chunk.length
       })
       data.pipe(writer)
-      data.on('error', (err: unknown) => {
+      data.on('error', (error: unknown) => {
         log.warning(
           `An error occured whilst downloading ${url}. It might be ignored`
         )
-        reject(err)
+        reject(error)
       })
 
       const progressInterval = setInterval(

src/utils/dynamic-config.test.ts

@@ -2,7 +2,7 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-import * as dynamicConfig from './dynamicConfig'
+import * as dynamicConfig from './dynamic-config'
 import { readItem, removeItem } from './store'
 
 describe('set', () => {

src/utils/error-handler.ts

@@ -2,12 +2,12 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
 import chalk from 'chalk'
-import { readFileSync } from 'fs'
+import { readFileSync } from 'node:fs'
-import { resolve } from 'path'
+import { resolve } from 'node:path'
 import { MELON_DIR } from '../constants'
 import { log } from '../log'
 
-export const errorHandler = (err: Error, isUnhandledRej: boolean): void => {
+export const errorHandler = (error: Error, isUnhandledRej: boolean): never => {
   let cc = readFileSync(resolve(MELON_DIR, 'command')).toString()
   cc = cc.replace(/(\r\n|\n|\r)/gm, '')
 
@@ -21,11 +21,11 @@ export const errorHandler = (err: Error, isUnhandledRej: boolean): void => {
   console.log(
     `\n\t`,
     isUnhandledRej
-      ? err.toString().replace(/\n/g, '\n\t ')
+      ? error.toString().replace(/\n/g, '\n\t ')
-      : err.message.replace(/\n/g, '\n\t ')
+      : error.message.replace(/\n/g, '\n\t ')
   )
-  if (err.stack || isUnhandledRej) {
+  if (error.stack || isUnhandledRej) {
-    const stack: string[] | undefined = err.stack?.split('\n')
+    const stack: string[] | undefined = error.stack?.split('\n')
 
     if (!stack) return
 

src/utils/fs.ts

@@ -8,9 +8,9 @@ import {
   openSync,
   rmSync,
   writeSync,
-} from 'fs'
+} from 'node:fs'
-import { mkdir, readdir, stat, symlink } from 'fs/promises'
+import { mkdir, readdir, stat } from 'node:fs/promises'
-import { join, isAbsolute, dirname, relative } from 'path'
+import { join, isAbsolute } from 'node:path'
 
 import { log } from '../log'
 
@@ -24,19 +24,19 @@ import { log } from '../log'
 export const windowsPathToUnix = (path: string): string =>
   process.platform == 'win32' ? path.replace(/\\/g, '/') : path
 
-export async function walkDirectory(dirName: string): Promise<string[]> {
+export async function walkDirectory(directory: string): Promise<string[]> {
   const output = []
 
-  if (!isAbsolute(dirName)) {
+  if (!isAbsolute(directory)) {
     log.askForReport()
     log.error('Please provide an absolute input to walkDirectory')
   }
 
   try {
-    const directoryContents = await readdir(dirName)
+    const directoryContents = await readdir(directory)
 
     for (const file of directoryContents) {
-      const fullPath = join(dirName, file)
+      const fullPath = join(directory, file)
       const fStat = await stat(fullPath)
 
       if (fStat.isDirectory()) {
@@ -47,9 +47,9 @@ export async function walkDirectory(dirName: string): Promise<string[]> {
         output.push(fullPath)
       }
     }
-  } catch (e) {
+  } catch (error) {
     log.askForReport()
-    log.error(e)
+    log.error(error)
   }
 
   return output
@@ -57,21 +57,21 @@ export async function walkDirectory(dirName: string): Promise<string[]> {
 
 export type TreeType = { [property: string]: string[] | TreeType }
 
-export async function walkDirectoryTree(dirName: string): Promise<TreeType> {
+export async function walkDirectoryTree(directory: string): Promise<TreeType> {
   const output: TreeType = {}
 
-  if (!isAbsolute(dirName)) {
+  if (!isAbsolute(directory)) {
     log.askForReport()
     log.error('Please provide an absolute input to walkDirectory')
   }
 
   try {
-    const directoryContents = await readdir(dirName)
+    const directoryContents = await readdir(directory)
 
     const currentOut = []
 
     for (const file of directoryContents) {
-      const fullPath = join(dirName, file)
+      const fullPath = join(directory, file)
       const fStat = await stat(fullPath)
 
       if (fStat.isDirectory()) {
@@ -82,26 +82,26 @@ export async function walkDirectoryTree(dirName: string): Promise<TreeType> {
     }
 
     output['.'] = currentOut
-  } catch (e) {
+  } catch (error) {
     log.askForReport()
-    log.error(e)
+    log.error(error)
   }
 
   return output
 }
 
-export async function ensureDir(dirName: string): Promise<void> {
+export async function ensureDirectory(directory: string): Promise<void> {
-  if (!existsSync(dirName)) {
+  if (!existsSync(directory)) {
-    await mkdirp(dirName)
+    await mkdirp(directory)
   }
 }
 
-export function mkdirp(dirName: string): Promise<string | undefined> {
+export function mkdirp(directory: string): Promise<string | undefined> {
-  return mkdir(dirName, { recursive: true })
+  return mkdir(directory, { recursive: true })
 }
 
-export function mkdirpSync(dirName: string): string | undefined {
+export function mkdirpSync(directory: string): string | undefined {
-  return mkdirSync(dirName, { recursive: true })
+  return mkdirSync(directory, { recursive: true })
 }
 
 export function appendToFileSync(fileName: string, content: string): void {
@@ -110,58 +110,6 @@ export function appendToFileSync(fileName: string, content: string): void {
   closeSync(file)
 }
 
-export async function createSymlink(
-  srcPath: string,
-  destPath: string,
-  type?: string
-): Promise<void> {
-  if (existsSync(destPath)) return
-
-  const { toDest: src } = symlinkPaths(srcPath, destPath)
-
-  const dir = dirname(destPath)
-  const exists = existsSync(dir)
-  if (exists) return await symlink(src, destPath, type)
-  await mkdirp(dir)
-  return await symlink(src, destPath, type)
-}
-
-/**
- * Adapted from fs-extra
- * @param srcPath
- * @param destPath
- * @returns
- */
-export function symlinkPaths(
-  srcPath: string,
-  destPath: string
-): { toCwd: string; toDest: string } {
-  if (isAbsolute(srcPath)) {
-    if (!existsSync(srcPath)) throw new Error('absolute srcpath does not exist')
-
-    return {
-      toCwd: srcPath,
-      toDest: srcPath,
-    }
-  } else {
-    const dstdir = dirname(destPath)
-    const relativeToDst = join(dstdir, srcPath)
-    if (existsSync(relativeToDst))
-      return {
-        toCwd: relativeToDst,
-        toDest: srcPath,
-      }
-    else {
-      if (!existsSync(srcPath))
-        throw new Error('relative srcpath does not exist')
-      return {
-        toCwd: srcPath,
-        toDest: relative(dstdir, srcPath),
-      }
-    }
-  }
-}
-
 export function filesExist(files: string[]): boolean {
   return files.every((file) => existsSync(file))
 }
@@ -175,5 +123,6 @@ export function ensureEmpty(path: string) {
 }
 
 export async function getSize(path: string): Promise<number> {
-  return (await stat(path)).size
+  const fileInfo = await stat(path)
+  return fileInfo.size
 }

src/utils/index.ts

@@ -1,14 +1,14 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-export * from './commandExists'
+export * from './command-exists'
-export * from './changeTracking'
+export * from './change-tracking'
 export * from './delay'
 export * from './dispatch'
 export * from './error-handler'
 export * from './version'
 export * from './config'
-export * from './stringTemplate'
+export * from './string-template'
 export * from './fs'
-export * from './versionFormatter'
+export * from './version-formatter'
-export * as dynamicConfig from './dynamicConfig'
+export * as dynamicConfig from './dynamic-config'

src/utils/store.ts

@@ -1,27 +1,27 @@
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
-import { existsSync, readFileSync, unlinkSync, writeFileSync } from 'fs'
+import { existsSync, readFileSync, unlinkSync, writeFileSync } from 'node:fs'
-import { join } from 'path'
+import { join } from 'node:path'
 import { equip, None, OptionEquipped } from 'rustic'
 
 import { MELON_DIR } from '../constants'
 
 export const readItem = <T>(key: string): OptionEquipped<T> => {
-  const dir = join(MELON_DIR, `${key}.json`)
+  const fileLocation = join(MELON_DIR, `${key}.json`)
 
-  if (!existsSync(dir)) {
+  if (!existsSync(fileLocation)) {
     return equip<T>(None)
   }
 
-  const data = readFileSync(dir).toString()
+  const data = readFileSync(fileLocation).toString()
 
   return equip(JSON.parse(data))
 }
 
 export const writeItem = <T>(key: string, data: T) => {
-  const dir = join(MELON_DIR, `${key}.json`)
+  const fileLocation = join(MELON_DIR, `${key}.json`)
-  writeFileSync(dir, JSON.stringify(data, null, 2))
+  writeFileSync(fileLocation, JSON.stringify(data, undefined, 2))
 }
 
 export const removeItem = (key: string) => {

src/utils/string-template.ts

@@ -8,15 +8,15 @@ export function stringTemplate(
   template: string,
   variables: { [key: string]: string | number }
 ): string {
-  let temp = template
+  let temporary = template
 
   for (const variable in variables) {
     // Replace only replaces the first instance of a string. We want to
     // replace all instances
-    while (temp.includes(`\${${variable}}`)) {
+    while (temporary.includes(`\${${variable}}`)) {
-      temp = temp.replace(`\${${variable}}`, variables[variable].toString())
+      temporary = temporary.replace(`\${${variable}}`, variables[variable].toString())
     }
   }
 
-  return temp
+  return temporary
 }

src/utils/task-list.ts

@@ -15,10 +15,10 @@ export interface Task {
 export class TaskList {
   tasks: Task[]
   loggingStyle: LoggingMode = 'normal'
-  loggingIndentation: string = ''
+  loggingIndentation = ''
   loggingOnError: LoggingErrorMode = 'throw'
 
-  error: Error | null = null
+  error?: Error
 
   constructor(tasks: Task[]) {
     this.tasks = tasks
@@ -49,23 +49,28 @@ export class TaskList {
     const prefixTemplate = `[${type.toUpperCase()}]`
 
     switch (type) {
-      case 'start':
+      case 'start': {
         prefix += kleur.bold().gray(prefixTemplate)
         break
-      case 'finish':
+      }
+      case 'finish': {
         prefix += kleur.bold().green(prefixTemplate)
         break
-      case 'fail':
+      }
+      case 'fail': {
         prefix += kleur.bold().red(prefixTemplate)
         break
-      case 'skip':
+      }
+      case 'skip': {
         prefix += kleur.bold().yellow(prefixTemplate)
         break
-      case 'info':
+      }
+      case 'info': {
         prefix += '  '
         prefix += kleur.bold().cyan(prefixTemplate)
         break
       }
+    }
 
     console.log(`${prefix} ${name}`)
   }
@@ -94,17 +99,17 @@ export class TaskList {
 
           await result.indent(this.loggingIndentation + '  ').run()
         }
-      } catch (e) {
+      } catch (error) {
         if (this.loggingOnError == 'throw') {
           this.log('fail', task.name)
-          throw e
+          throw error
         }
 
         if (this.loggingOnError == 'inline') {
-          this.log('fail', `${task.name}: ${e}`)
+          this.log('fail', `${task.name}: ${error}`)
         }
 
-        this.error = e as Error
+        this.error = error as Error
       }
 
       this.log('finish', task.name)

src/utils/version-formatter.ts

@@ -7,8 +7,8 @@ export const versionFormatter = (
   options: ({ name: string; value: string } | null | string)[]
 ): string => {
   const spacesValue = Math.max(
-    ...options.map((arg) =>
+    ...options.map((argument) =>
-      typeof arg === 'string' ? 0 : arg?.value?.length || 0
+      typeof argument === 'string' ? 0 : argument?.value?.length || 0
     )
   )
 

src/utils/version.ts

@@ -8,7 +8,7 @@ import { SupportedProducts } from './config'
 const firefoxTargets = JSON.parse(`{
   "${SupportedProducts.Firefox}": "LATEST_FIREFOX_VERSION",
   "${SupportedProducts.FirefoxBeta}": "LATEST_FIREFOX_DEVEL_VERSION",
-  "${SupportedProducts.FirefoxDev}": "FIREFOX_DEVEDITION",
+  "${SupportedProducts.FirefoxDevelopment}": "FIREFOX_DEVEDITION",
   "${SupportedProducts.FirefoxESR}": "FIREFOX_ESR",
   "${SupportedProducts.FirefoxNightly}": "FIREFOX_NIGHTLY"
 }`)
@@ -22,9 +22,9 @@ export const getLatestFF = async (
     )
 
     return data[firefoxTargets[product]]
-  } catch (e) {
+  } catch (error) {
     log.warning('Failed to get latest firefox version with error:')
-    log.error(e)
+    log.error(error)
 
     return ''
   }

yarn.lock

@@ -127,6 +127,11 @@
   resolved "https://registry.yarnpkg.com/@babel/helper-validator-identifier/-/helper-validator-identifier-7.18.6.tgz#9c97e30d31b2b8c72a1d08984f2ca9b574d7a076"
   integrity sha512-MmetCkz9ej86nJQV+sFCxoGGrUbU3q02kgLciwkrt9QqEB7cP39oKEY0PakknEO0Gu20SskMRi+AYZ3b1TpN9g==
 
+"@babel/helper-validator-identifier@^7.19.1":
+  version "7.19.1"
+  resolved "https://registry.yarnpkg.com/@babel/helper-validator-identifier/-/helper-validator-identifier-7.19.1.tgz#7eea834cf32901ffdc1a7ee555e2f9c27e249ca2"
+  integrity sha512-awrNfaMtnHUr653GgGEs++LlAvW6w+DcPrOliSMXWCKo597CwL5Acf/wWdNkf/tfEQE3mjkeD1YOVZOUV/od1w==
+
 "@babel/helper-validator-option@^7.18.6":
   version "7.18.6"
   resolved "https://registry.yarnpkg.com/@babel/helper-validator-option/-/helper-validator-option-7.18.6.tgz#bf0d2b5a509b1f336099e4ff36e1a63aa5db4db8"
@@ -1114,6 +1119,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-17.0.45.tgz#2c0fafd78705e7a18b7906b5201a522719dc5190"
   integrity sha512-w+tIMs3rq2afQdsPJlODhoUEKzFP1ayaoyl1CcnwtIlsVe7K7bA1NGm4s3PraqTLlXnbIN84zuBlxBWo1u9BLw==
 
+"@types/normalize-package-data@^2.4.0":
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.1.tgz#d3357479a0fdfdd5907fe67e17e0a85c906e1301"
+  integrity sha512-Gj7cI7z+98M282Tqmp2K5EIsoouUEzbBJhQQzDE3jSIRk6r9gsz0oUokqIUR4u1R3dMHo0pDHM7sNOHyhulypw==
+
 "@types/picomatch@^2.3.0":
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/@types/picomatch/-/picomatch-2.3.0.tgz#75db5e75a713c5a83d5b76780c3da84a82806003"
@@ -1525,6 +1535,11 @@ buffer@^5.2.0, buffer@^5.5.0:
     base64-js "^1.3.1"
     ieee754 "^1.1.13"
 
+builtin-modules@^3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/builtin-modules/-/builtin-modules-3.3.0.tgz#cae62812b89801e9656336e46223e030386be7b6"
+  integrity sha512-zhaCDicdLuWN5UbN5IMnFqNMhNfo919sH85y2/ea+5Yg9TsTkeZxpL+JLbp6cgYFS4sRLp3YV4S6yDuqVWHYOw==
+
 callsites@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/callsites/-/callsites-3.1.0.tgz#b3630abd8943432f54b3f0519238e33cd7df2f73"
@@ -1577,11 +1592,23 @@ ci-info@^3.2.0:
   resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-3.3.2.tgz#6d2967ffa407466481c6c90b6e16b3098f080128"
   integrity sha512-xmDt/QIAdeZ9+nfdPsaBCpMvHNLFiLdjj59qjqn+6iPe6YmHGQ35sBnQ8uslRBXFmXkiZQOJRjvQeoGppoTjjg==
 
+ci-info@^3.4.0:
+  version "3.5.0"
+  resolved "https://registry.yarnpkg.com/ci-info/-/ci-info-3.5.0.tgz#bfac2a29263de4c829d806b1ab478e35091e171f"
+  integrity sha512-yH4RezKOGlOhxkmhbeNuC4eYZKAUsEaGtBuBzDDP1eFUKiccDWzBABxBfOx31IDwDIXMTxWuwAxUGModvkbuVw==
+
 cjs-module-lexer@^1.0.0:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/cjs-module-lexer/-/cjs-module-lexer-1.2.2.tgz#9f84ba3244a512f3a54e5277e8eef4c489864e40"
   integrity sha512-cOU9usZw8/dXIXKtwa8pM0OTJQuJkxMN6w30csNRUerHfeQ5R6U3kkU/FtJeIf3M202OHfY2U8ccInBG7/xogA==
 
+clean-regexp@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/clean-regexp/-/clean-regexp-1.0.0.tgz#8df7c7aae51fd36874e8f8d05b9180bc11a3fed7"
+  integrity sha512-GfisEZEJvzKrmGWkvfhgzcz/BllN1USeqD2V6tg14OAOgaCD2Z/PUEuxnAZ/nPvmaHRG7a8y77p1T/IRQ4D1Hw==
+  dependencies:
+    escape-string-regexp "^1.0.5"
+
 cli-progress@^3.9.1:
   version "3.11.2"
   resolved "https://registry.yarnpkg.com/cli-progress/-/cli-progress-3.11.2.tgz#f8c89bd157e74f3f2c43bcfb3505670b4d48fc77"
@@ -1863,6 +1890,26 @@ escodegen@^2.0.0:
   optionalDependencies:
     source-map "~0.6.1"
 
+eslint-plugin-unicorn@^44.0.2:
+  version "44.0.2"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-unicorn/-/eslint-plugin-unicorn-44.0.2.tgz#6324a001c0a5e2ac00fb51b30db27d14c6c36ab3"
+  integrity sha512-GLIDX1wmeEqpGaKcnMcqRvMVsoabeF0Ton0EX4Th5u6Kmf7RM9WBl705AXFEsns56ESkEs0uyelLuUTvz9Tr0w==
+  dependencies:
+    "@babel/helper-validator-identifier" "^7.19.1"
+    ci-info "^3.4.0"
+    clean-regexp "^1.0.0"
+    eslint-utils "^3.0.0"
+    esquery "^1.4.0"
+    indent-string "^4.0.0"
+    is-builtin-module "^3.2.0"
+    lodash "^4.17.21"
+    pluralize "^8.0.0"
+    read-pkg-up "^7.0.1"
+    regexp-tree "^0.1.24"
+    safe-regex "^2.1.1"
+    semver "^7.3.7"
+    strip-indent "^3.0.0"
+
 eslint-scope@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/eslint-scope/-/eslint-scope-5.1.1.tgz#e786e59a66cb92b3f6c1fb0d508aab174848f48c"
@@ -2271,6 +2318,11 @@ has@^1.0.3:
   dependencies:
     function-bind "^1.1.1"
 
+hosted-git-info@^2.1.4:
+  version "2.8.9"
+  resolved "https://registry.yarnpkg.com/hosted-git-info/-/hosted-git-info-2.8.9.tgz#dffc0bf9a21c02209090f2aa69429e1414daf3f9"
+  integrity sha512-mxIDAb9Lsm6DoOJ7xH+5+X4y1LU/4Hi50L9C5sIswK3JzULS4bwk1FvjdBgvYR4bzT4tuUQiC15FE2f5HbLvYw==
+
 html-encoding-sniffer@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/html-encoding-sniffer/-/html-encoding-sniffer-2.0.1.tgz#42a6dc4fd33f00281176e8b23759ca4e4fa185f3"
@@ -2350,6 +2402,11 @@ imurmurhash@^0.1.4:
   resolved "https://registry.yarnpkg.com/imurmurhash/-/imurmurhash-0.1.4.tgz#9218b9b2b928a238b13dc4fb6b6d576f231453ea"
   integrity sha512-JmXMZ6wuvDmLiHEml9ykzqO6lwFbof0GG4IkcGaENdCRDDmMVnny7s5HsIgHCbaq0w2MyPhDqkhTUgS2LU2PHA==
 
+indent-string@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/indent-string/-/indent-string-4.0.0.tgz#624f8f4497d619b2d9768531d58f4122854d7251"
+  integrity sha512-EdDDZu4A2OyIK7Lr/2zG+w5jmbuk1DVBnEwREQvBzspBJkCEbRa8GxU1lghYcaGJCnRWibjDXlq779X1/y5xwg==
+
 inflight@^1.0.4:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/inflight/-/inflight-1.0.6.tgz#49bd6331d7d02d0c09bc910a1075ba8165b56df9"
@@ -2387,6 +2444,13 @@ is-arrayish@^0.3.1:
   resolved "https://registry.yarnpkg.com/is-arrayish/-/is-arrayish-0.3.2.tgz#4574a2ae56f7ab206896fb431eaeed066fdf8f03"
   integrity sha512-eVRqCvVlZbuw3GrM63ovNSNAeA1K16kaR/LRY/92w0zxQ5/1YzwblUX652i4Xs9RwAGjW9d9y6X88t8OaAJfWQ==
 
+is-builtin-module@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/is-builtin-module/-/is-builtin-module-3.2.0.tgz#bb0310dfe881f144ca83f30100ceb10cf58835e0"
+  integrity sha512-phDA4oSGt7vl1n5tJvTWooWWAsXLY+2xCnxNqvKhGEzujg+A43wPlPOyDg3C8XQHN+6k/JTQWJ/j0dQh/qr+Hw==
+  dependencies:
+    builtin-modules "^3.3.0"
+
 is-core-module@^2.9.0:
   version "2.9.0"
   resolved "https://registry.yarnpkg.com/is-core-module/-/is-core-module-2.9.0.tgz#e1c34429cd51c6dd9e09e0799e396e27b19a9c69"
@@ -3071,7 +3135,7 @@ lodash.merge@^4.6.2:
   resolved "https://registry.yarnpkg.com/lodash.merge/-/lodash.merge-4.6.2.tgz#558aa53b43b661e1925a0afdfa36a9a1085fe57a"
   integrity sha512-0KpjqXRVvrYyCsX1swR/XTK0va6VQkQM6MNo7PqW77ByjAhoARA8EfrP1N4+KlKj8YS0ZUCtRT/YUuhyYDujIQ==
 
-lodash@^4.7.0:
+lodash@^4.17.21, lodash@^4.7.0:
   version "4.17.21"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
   integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
@@ -3154,6 +3218,11 @@ min-document@^2.19.0:
   dependencies:
     dom-walk "^0.1.0"
 
+min-indent@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/min-indent/-/min-indent-1.0.1.tgz#a63f681673b30571fbe8bc25686ae746eefa9869"
+  integrity sha512-I9jwMn07Sy/IwOj3zVkVik2JTvgpaykDZEigL6Rx6N9LbMywwUSMtxET+7lVoDLLd3O3IXwJwvuuns8UB/HeAg==
+
 minimatch@^3.0.4, minimatch@^3.1.1, minimatch@^3.1.2:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.1.2.tgz#19cd194bfd3e428f049a70817c038d89ab4be35b"
@@ -3228,6 +3297,16 @@ node-releases@^2.0.6:
   resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-2.0.6.tgz#8a7088c63a55e493845683ebf3c828d8c51c5503"
   integrity sha512-PiVXnNuFm5+iYkLBNeq5211hvO38y63T0i2KKh2KnUs3RpzJ+JtODFjkD8yjLwnDkTYF1eKXheUwdssR+NRZdg==
 
+normalize-package-data@^2.5.0:
+  version "2.5.0"
+  resolved "https://registry.yarnpkg.com/normalize-package-data/-/normalize-package-data-2.5.0.tgz#e66db1838b200c1dfc233225d12cb36520e234a8"
+  integrity sha512-/5CMN3T0R4XTj4DcGaexo+roZSdSFW/0AOOTROrjxzCG1wrWXEsGbRKevjlIL+ZDE4sZlJr5ED4YW0yqmkK+eA==
+  dependencies:
+    hosted-git-info "^2.1.4"
+    resolve "^1.10.0"
+    semver "2 || 3 || 4 || 5"
+    validate-npm-package-license "^3.0.1"
+
 normalize-path@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/normalize-path/-/normalize-path-3.0.0.tgz#0dcd69ff23a1c9b11fd0978316644a0388216a65"
@@ -3342,7 +3421,7 @@ parse-headers@^2.0.0:
   resolved "https://registry.yarnpkg.com/parse-headers/-/parse-headers-2.0.5.tgz#069793f9356a54008571eb7f9761153e6c770da9"
   integrity sha512-ft3iAoLOB/MlwbNXgzy43SWGP6sQki2jQvAyBg/zDFAgr9bfNWZIUj42Kw2eJIl8kEi4PbgE6U1Zau/HwI75HA==
 
-parse-json@^5.2.0:
+parse-json@^5.0.0, parse-json@^5.2.0:
   version "5.2.0"
   resolved "https://registry.yarnpkg.com/parse-json/-/parse-json-5.2.0.tgz#c76fc66dee54231c962b22bcc8a72cf2f99753cd"
   integrity sha512-ayCKvm/phCGxOkYRSCM82iDwct8/EonSEgCSxWxD7ve6jHggsFl4fZVQBPRNgQoKiuV/odhFrGzQXZwbifC8Rg==
@@ -3416,6 +3495,11 @@ pkg-dir@^4.2.0:
   dependencies:
     find-up "^4.0.0"
 
+pluralize@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/pluralize/-/pluralize-8.0.0.tgz#1a6fa16a38d12a1901e0320fa017051c539ce3b1"
+  integrity sha512-Nc3IT5yHzflTfbjgqWcCPpo7DaKy4FnpB0l/zCAW0Tc7jxAiuqSxHasntB3D7887LSrA93kDJ9IXovxJYxyLCA==
+
 png-to-ico@^2.1.4:
   version "2.1.4"
   resolved "https://registry.yarnpkg.com/png-to-ico/-/png-to-ico-2.1.4.tgz#0f14674c79e23bbd4367696b5852693edf28dbee"
@@ -3523,6 +3607,25 @@ react-is@^17.0.1:
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-17.0.2.tgz#e691d4a8e9c789365655539ab372762b0efb54f0"
   integrity sha512-w2GsyukL62IJnlaff/nRegPQR94C/XXamvMWmSHRJ4y7Ts/4ocGRmTHvOs8PSE6pB3dWOrD/nueuU5sduBsQ4w==
 
+read-pkg-up@^7.0.1:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/read-pkg-up/-/read-pkg-up-7.0.1.tgz#f3a6135758459733ae2b95638056e1854e7ef507"
+  integrity sha512-zK0TB7Xd6JpCLmlLmufqykGE+/TlOePD6qKClNW7hHDKFh/J7/7gCWGR7joEQEW1bKq3a3yUZSObOoWLFQ4ohg==
+  dependencies:
+    find-up "^4.1.0"
+    read-pkg "^5.2.0"
+    type-fest "^0.8.1"
+
+read-pkg@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/read-pkg/-/read-pkg-5.2.0.tgz#7bf295438ca5a33e56cd30e053b34ee7250c93cc"
+  integrity sha512-Ug69mNOpfvKDAc2Q8DRpMjjzdtrnv9HcSMX+4VsZxD1aZ6ZzrIE7rlzXBtWTyhULSMKg076AW6WR5iZpD0JiOg==
+  dependencies:
+    "@types/normalize-package-data" "^2.4.0"
+    normalize-package-data "^2.5.0"
+    parse-json "^5.0.0"
+    type-fest "^0.6.0"
+
 readable-stream@^3.1.1, readable-stream@^3.4.0:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
@@ -3537,6 +3640,11 @@ regenerator-runtime@^0.13.3, regenerator-runtime@^0.13.4:
   resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.13.9.tgz#8925742a98ffd90814988d7566ad30ca3b263b52"
   integrity sha512-p3VT+cOEgxFsRRA9X4lkI1E+k2/CtnKtU4gcxyaCUreilL/vqI6CdZ3wxVUx3UOUg+gnUOQQcRI7BmSI656MYA==
 
+regexp-tree@^0.1.24, regexp-tree@~0.1.1:
+  version "0.1.24"
+  resolved "https://registry.yarnpkg.com/regexp-tree/-/regexp-tree-0.1.24.tgz#3d6fa238450a4d66e5bc9c4c14bb720e2196829d"
+  integrity sha512-s2aEVuLhvnVJW6s/iPgEGK6R+/xngd2jNQ+xy4bXNDKxZKJH6jpPHY6kVeVv1IeLCHgswRj+Kl3ELaDjG6V1iw==
+
 regexpp@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/regexpp/-/regexpp-3.2.0.tgz#0425a2768d8f23bad70ca4b90461fa2f1213e1b2"
@@ -3569,7 +3677,7 @@ resolve.exports@^1.1.0:
   resolved "https://registry.yarnpkg.com/resolve.exports/-/resolve.exports-1.1.0.tgz#5ce842b94b05146c0e03076985d1d0e7e48c90c9"
   integrity sha512-J1l+Zxxp4XK3LUDZ9m60LRJF/mAe4z6a4xyabPHk7pvK5t35dACV32iIjJDFeWZFfZlO29w6SZ67knR0tHzJtQ==
 
-resolve@^1.20.0:
+resolve@^1.10.0, resolve@^1.20.0:
   version "1.22.1"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.22.1.tgz#27cb2ebb53f91abb49470a928bba7558066ac177"
   integrity sha512-nBpuuYuY5jFsli/JIs1oldw6fOQCBioohqWZg/2hiaOybXOft4lonv85uDOKXdf8rhyK159cxU5cDcK/NKk8zw==
@@ -3619,6 +3727,13 @@ safe-buffer@~5.1.1:
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
   integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
 
+safe-regex@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/safe-regex/-/safe-regex-2.1.1.tgz#f7128f00d056e2fe5c11e81a1324dd974aadced2"
+  integrity sha512-rx+x8AMzKb5Q5lQ95Zoi6ZbJqwCLkqi3XuJXp5P3rT8OEc6sZCJG5AE5dU3lsgRr/F4Bs31jSlVN+j5KrsGu9A==
+  dependencies:
+    regexp-tree "~0.1.1"
+
 "safer-buffer@>= 2.1.2 < 3":
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
@@ -3636,6 +3751,11 @@ saxes@^5.0.1:
   dependencies:
     xmlchars "^2.2.0"
 
+"semver@2 || 3 || 4 || 5":
+  version "5.7.1"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
+  integrity sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==
+
 semver@7.x, semver@^7.3.2, semver@^7.3.5, semver@^7.3.7:
   version "7.3.7"
   resolved "https://registry.yarnpkg.com/semver/-/semver-7.3.7.tgz#12c5b649afdbf9049707796e22a4028814ce523f"
@@ -3728,6 +3848,32 @@ source-map@^0.7.3:
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.7.4.tgz#a9bbe705c9d8846f4e08ff6765acf0f1b0898656"
   integrity sha512-l3BikUxvPOcn5E74dZiq5BGsTb5yEwhaTSzccU6t4sDOH8NWJCstKO5QT2CvtFoK6F0saL7p9xHAqHOlCPJygA==
 
+spdx-correct@^3.0.0:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/spdx-correct/-/spdx-correct-3.1.1.tgz#dece81ac9c1e6713e5f7d1b6f17d468fa53d89a9"
+  integrity sha512-cOYcUWwhCuHCXi49RhFRCyJEK3iPj1Ziz9DpViV3tbZOwXD49QzIN3MpOLJNxh2qwq2lJJZaKMVw9qNi4jTC0w==
+  dependencies:
+    spdx-expression-parse "^3.0.0"
+    spdx-license-ids "^3.0.0"
+
+spdx-exceptions@^2.1.0:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/spdx-exceptions/-/spdx-exceptions-2.3.0.tgz#3f28ce1a77a00372683eade4a433183527a2163d"
+  integrity sha512-/tTrYOC7PPI1nUAgx34hUpqXuyJG+DTHJTnIULG4rDygi4xu/tfgmq1e1cIRwRzwZgo4NLySi+ricLkZkw4i5A==
+
+spdx-expression-parse@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/spdx-expression-parse/-/spdx-expression-parse-3.0.1.tgz#cf70f50482eefdc98e3ce0a6833e4a53ceeba679"
+  integrity sha512-cbqHunsQWnJNE6KhVSMsMeH5H/L9EpymbzqTQ3uLwNCLZ1Q481oWaofqH7nO6V07xlXwY6PhQdQ2IedWx/ZK4Q==
+  dependencies:
+    spdx-exceptions "^2.1.0"
+    spdx-license-ids "^3.0.0"
+
+spdx-license-ids@^3.0.0:
+  version "3.0.12"
+  resolved "https://registry.yarnpkg.com/spdx-license-ids/-/spdx-license-ids-3.0.12.tgz#69077835abe2710b65f03969898b6637b505a779"
+  integrity sha512-rr+VVSXtRhO4OHbXUiAF7xW3Bo9DuuF6C5jH+q/x15j2jniycgKbxU09Hr0WqlSLUs4i4ltHGXqTe7VHclYWyA==
+
 sprintf-js@~1.0.2:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/sprintf-js/-/sprintf-js-1.0.3.tgz#04e6926f662895354f3dd015203633b857297e2c"
@@ -3781,6 +3927,13 @@ strip-final-newline@^2.0.0:
   resolved "https://registry.yarnpkg.com/strip-final-newline/-/strip-final-newline-2.0.0.tgz#89b852fb2fcbe936f6f4b3187afb0a12c1ab58ad"
   integrity sha512-BrpvfNAE3dcvq7ll3xVumzjKjZQ5tI1sEUIKr3Uoks0XUl45St3FlatVqef9prk4jRDzhW6WZg+3bk93y6pLjA==
 
+strip-indent@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/strip-indent/-/strip-indent-3.0.0.tgz#c32e1cee940b6b3432c771bc2c54bcce73cd3001"
+  integrity sha512-laJTa3Jb+VQpaC6DseHhF7dXVqHTfJPCRDaEbid/drOhgitgYku/letMUqOXFoWV0zIIUbjpdH2t+tYj4bQMRQ==
+  dependencies:
+    min-indent "^1.0.0"
+
 strip-json-comments@^3.1.0, strip-json-comments@^3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-3.1.1.tgz#31f1281b3832630434831c310c01cccda8cbe006"
@@ -3991,6 +4144,16 @@ type-fest@^0.21.3:
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.21.3.tgz#d260a24b0198436e133fa26a524a6d65fa3b2e37"
   integrity sha512-t0rzBq87m3fVcduHDUFhKmyyX+9eo6WQjZvf51Ea/M0Q7+T374Jp1aUiyUl0GKxp8M/OETVHSDvmkyPgvX+X2w==
 
+type-fest@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.6.0.tgz#8d2a2370d3df886eb5c90ada1c5bf6188acf838b"
+  integrity sha512-q+MB8nYR1KDLrgr4G5yemftpMC7/QLqVndBmEEdqzmNj5dcFOO4Oo8qlwZE3ULT3+Zim1F8Kq4cBnikNhlCMlg==
+
+type-fest@^0.8.1:
+  version "0.8.1"
+  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.8.1.tgz#09e249ebde851d3b1e48d27c105444667f17b83d"
+  integrity sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==
+
 typedarray-to-buffer@^3.1.5:
   version "3.1.5"
   resolved "https://registry.yarnpkg.com/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz#a97ee7a9ff42691b9f783ff1bc5112fe3fca9080"
@@ -4054,6 +4217,14 @@ v8-to-istanbul@^8.1.0:
     convert-source-map "^1.6.0"
     source-map "^0.7.3"
 
+validate-npm-package-license@^3.0.1:
+  version "3.0.4"
+  resolved "https://registry.yarnpkg.com/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz#fc91f6b9c7ba15c857f4cb2c5defeec39d4f410a"
+  integrity sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==
+  dependencies:
+    spdx-correct "^3.0.0"
+    spdx-expression-parse "^3.0.0"
+
 w3c-hr-time@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/w3c-hr-time/-/w3c-hr-time-1.0.2.tgz#0a89cdf5cc15822df9c360543676963e0cc308cd"