Node 16+, CommonJS -> ESM

.eslintrc.json

@@ -1,12 +1,12 @@
 {
 	"extends": "eslint:recommended",
 	"env": {
-		"commonjs": true,
 		"es6": true,
 		"node": true
 	},
 	"parserOptions": {
-		"ecmaVersion": 2018
+		"ecmaVersion": 2020,
+		"sourceType": "module"
 	},
 	"globals": {
 		"Atomics": "readonly",

.github/workflows/test.yml

@@ -29,7 +29,8 @@ jobs:
     - name: test-install ffmpeg-static as dependency
       run: |
         file=$(npm pack -s) && file=$(realpath $file)
-        cd $(mktemp -d) && npm init -y
+        cd $(mktemp -d)
+        echo '{"name": "tmp", "version": "1.0.0", "private": true, "type": "module", "main": "index.js"}' >package.json
         npm i "$file"
-        file $(node -p 'require("ffmpeg-static")')
-        $(node -p 'require("ffmpeg-static")') --help
+        file $(node -e 'import("ffmpeg-static").then(m => console.log(m.default))')
+        $(node -e 'import("ffmpeg-static").then(m => console.log(m.default))') --help

README.md

@@ -28,7 +28,7 @@ Because `ffmpeg-static` will download a binary specific to the OS/platform, you
 Returns the path of a statically linked ffmpeg binary on the local filesystem.
 
 ``` js
-var pathToFfmpeg = require('ffmpeg-static');
+import pathToFfmpeg from 'ffmpeg-static';
 console.log(pathToFfmpeg);
 ```
 

example.js

@@ -1,10 +1,10 @@
 #!/usr/bin/env node
 'use strict'
 
-const {resolve} = require('path')
-const shell = require('any-shell-escape')
-const {exec} = require('child_process')
-const pathToFfmpeg = require('.')
+import {resolve} from 'node:path'
+import shell from 'any-shell-escape'
+import {exec} from 'node:child_process'
+import pathToFfmpeg from './index.js';
 
 const argv = process.argv.slice(2)
 if (argv.includes('-h') || argv.includes('--help')) {

index.js

@@ -1,29 +1,31 @@
 'use strict'
 
+import {arch as osArch, platform as osPlatform} from 'node:os'
+import {fileURLToPath} from 'url'
+import {join as pathJoin, dirname} from 'node:path'
+
+let ffmpegPath = null
+
 if (process.env.FFMPEG_BIN) {
-  module.exports = process.env.FFMPEG_BIN
+  ffmpegPath = process.env.FFMPEG_BIN
 } else {
-  var os = require('os')
-  var path = require('path')
-
-  var binaries = Object.assign(Object.create(null), {
+  const binaries = Object.assign(Object.create(null), {
     darwin: ['x64', 'arm64'],
     freebsd: ['x64'],
     linux: ['x64', 'ia32', 'arm64', 'arm'],
     win32: ['x64', 'ia32']
   })
 
-  var platform = process.env.npm_config_platform || os.platform()
-  var arch = process.env.npm_config_arch || os.arch()
+  const platform = process.env.npm_config_platform || osPlatform()
+  const arch = process.env.npm_config_arch || osArch()
 
-  var ffmpegPath = path.join(
-    __dirname,
-    platform === 'win32' ? 'ffmpeg.exe' : 'ffmpeg'
-  )
-
-  if (!binaries[platform] || binaries[platform].indexOf(arch) === -1) {
-    ffmpegPath = null
+  if (binaries[platform] && binaries[platform].includes(arch)) {
+    const __dirname = dirname(fileURLToPath(import.meta.url))
+    ffmpegPath = pathJoin(
+      __dirname,
+      platform === 'win32' ? 'ffmpeg.exe' : 'ffmpeg'
+    )
   }
-
-  module.exports = ffmpegPath
 }
+
+export default ffmpegPath

install.js

@@ -1,18 +1,23 @@
 'use strict'
 
-var fs = require("fs");
-var os = require("os");
-const {encode: encodeQuery} = require('querystring')
-const {strictEqual} = require('assert')
-const envPaths = require('env-paths')
-const FileCache = require('@derhuerst/http-basic/lib/FileCache').default
-const {extname} = require('path')
-var ProgressBar = require("progress");
-var request = require('@derhuerst/http-basic')
-const {createGunzip} = require('zlib')
-const {pipeline} = require('stream')
-var ffmpegPath = require(".");
-var pkg = require("./package");
+import {statSync, createWriteStream, chmodSync} from 'node:fs'
+import {arch as osArch, platform as osPlatform} from 'node:os'
+import HttpsProxyAgent from 'https-proxy-agent'
+import {encode as encodeQuery} from 'node:querystring'
+import {strictEqual} from 'node:assert'
+import envPaths from 'env-paths'
+import httpBasic from '@derhuerst/http-basic'
+const {FileCache} = httpBasic
+import {extname} from 'node:path'
+import ProgressBar from 'progress'
+import request from '@derhuerst/http-basic'
+import {createGunzip} from 'node:zlib'
+import {pipeline} from 'node:stream'
+import ffmpegPath from './index.js'
+
+import { createRequire } from 'node:module'
+const require = createRequire(import.meta.url)
+const pkg = require('./package.json')
 
 const exitOnError = (err) => {
   console.error(err)
@@ -28,7 +33,7 @@ if (!ffmpegPath) {
 }
 
 try {
-  if (fs.statSync(ffmpegPath).isFile()) {
+  if (statSync(ffmpegPath).isFile()) {
     console.info('ffmpeg is installed already.')
     process.exit(0)
   }
@@ -45,7 +50,6 @@ const proxyUrl = (
   process.env.http_proxy
 )
 if (proxyUrl) {
-  const HttpsProxyAgent = require('https-proxy-agent')
   const {hostname, port, protocol} = new URL(proxyUrl)
   agent = new HttpsProxyAgent({hostname, port, protocol})
 }
@@ -109,7 +113,7 @@ function downloadFile(url, destinationPath, progressCallback = noop) {
       return;
     }
 
-    const file = fs.createWriteStream(destinationPath);
+    const file = createWriteStream(destinationPath);
     const streams = isGzUrl(url)
       ? [response.body, createGunzip(), file]
       : [response.body, file]
@@ -159,8 +163,8 @@ const releaseName = (
   pkg['ffmpeg-static']['binary-release-name'] ||
   release
 )
-const arch = process.env.npm_config_arch || os.arch()
-const platform = process.env.npm_config_platform || os.platform()
+const arch = process.env.npm_config_arch || osArch()
+const platform = process.env.npm_config_platform || osPlatform()
 
 const baseUrl = `https://github.com/eugeneware/ffmpeg-static/releases/download/${release}`
 const downloadUrl = `${baseUrl}/${platform}-${arch}.gz`
@@ -169,7 +173,7 @@ const licenseUrl = `${baseUrl}/${platform}-${arch}.LICENSE`
 
 downloadFile(downloadUrl, ffmpegPath, onProgress)
 .then(() => {
-  fs.chmodSync(ffmpegPath, 0o755) // make executable
+  chmodSync(ffmpegPath, 0o755) // make executable
 })
 .catch(exitOnError)
 

package.json

@@ -2,6 +2,7 @@
   "name": "ffmpeg-static",
   "version": "4.4.1",
   "description": "ffmpeg static binaries for Mac OSX and Linux and Windows",
+  "type": "module",
   "main": "index.js",
   "files": [
     "index.js",
@@ -47,8 +48,8 @@
     "node": ">=16"
   },
   "dependencies": {
-    "@derhuerst/http-basic": "^8.2.0",
-    "env-paths": "^2.2.0",
+    "@derhuerst/http-basic": "^8.2.2",
+    "env-paths": "^3.0.0",
     "https-proxy-agent": "^5.0.0",
     "progress": "^2.0.3"
   },

test.js

@@ -1,22 +1,22 @@
 'use strict'
 
-const {ok, strictEqual} = require('assert')
-const {isAbsolute} = require('path')
-const fs = require('fs')
-const {spawnSync} = require('child_process')
-const shell = require('any-shell-escape')
-const ffmpegPath = require('.')
+import {ok, strictEqual} from 'node:assert'
+import {isAbsolute} from 'node:path'
+import {statSync, accessSync, constants as fsConstants} from 'node:fs'
+import {spawnSync} from 'node:child_process'
+import shell from 'any-shell-escape'
+import ffmpegPath from './index.js'
 
 console.info('TAP version 12')
 console.info('1..4')
 
 ok(isAbsolute(ffmpegPath))
 console.info('ok 1 - ffmpeg path is absolute')
 
-ok(fs.statSync(ffmpegPath).isFile(ffmpegPath))
+ok(statSync(ffmpegPath).isFile(ffmpegPath))
 console.info(`ok 2 - ${ffmpegPath} is a file`)
 
-fs.accessSync(ffmpegPath, fs.constants.X_OK)
+accessSync(ffmpegPath, fsConstants.X_OK)
 console.info(`ok 3 - ${ffmpegPath} is executable`)
 
 const {status} = spawnSync(ffmpegPath, ['--help'], {