feat: add isUnauthorizedError type guard

fixes #328

.eslintrc.json

@@ -0,0 +1,23 @@
+{
+  "extends": ["standard-with-typescript", "prettier"],
+  "plugins": ["unicorn", "import", "prettier"],
+  "parserOptions": {
+    "project": "./tsconfig.json"
+  },
+  "env": {
+    "node": true,
+    "jest": true
+  },
+  "rules": {
+    "prettier/prettier": "error",
+    "import/order": [
+      "error",
+      {
+        "groups": ["builtin", "external", "internal"],
+        "newlines-between": "always"
+      }
+    ],
+    "import/extensions": ["error", "always"],
+    "unicorn/prefer-node-protocol": "error"
+  }
+}

.gitattributes

@@ -0,0 +1 @@
+* text=auto eol=lf

.github/dependabot.yml

@@ -1,11 +0,0 @@
-version: 2
-updates:
-  - package-ecosystem: 'github-actions'
-    directory: '/'
-    schedule:
-      interval: 'daily'
-
-  - package-ecosystem: 'npm'
-    directory: '/'
-    schedule:
-      interval: 'daily'

.github/workflows/build.yml

@@ -15,7 +15,7 @@ jobs:
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v2.5.1'
         with:
-          node-version: '16.x'
+          node-version: 'lts/*'
           cache: 'npm'
 
       - name: 'Install'

.github/workflows/lint.yml

@@ -15,7 +15,7 @@ jobs:
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v2.5.1'
         with:
-          node-version: '16.x'
+          node-version: 'lts/*'
           cache: 'npm'
 
       - name: 'Install'
@@ -25,3 +25,4 @@ jobs:
       - run: 'npm run lint:editorconfig'
       - run: 'npm run lint:markdown'
       - run: 'npm run lint:typescript'
+      - run: 'npm run lint:prettier'

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v2.5.1'
         with:
-          node-version: '16.x'
+          node-version: 'lts/*'
           cache: 'npm'
 
       - name: 'Install'

.github/workflows/test.yml

@@ -15,7 +15,7 @@ jobs:
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v2.5.1'
         with:
-          node-version: '16.x'
+          node-version: 'lts/*'
           cache: 'npm'
 
       - name: 'Install'

.gitignore

@@ -6,6 +6,7 @@ node_modules
 
 # production
 build
+.swc
 
 # testing
 coverage
@@ -13,10 +14,21 @@ coverage
 # debug
 npm-debug.log*
 
-# editors
-.vscode
-.theia
-.idea
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
 
 # misc
 .DS_Store

.husky/pre-commit

@@ -1,7 +1,5 @@
 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
 
-npm run lint:editorconfig
-npm run lint:markdown
-npm run lint:typescript
+npm run lint:staged
 npm run build

.lintstagedrc.json

@@ -0,0 +1,10 @@
+{
+  "*": ["editorconfig-checker"],
+  "*.{js,jsx,ts,tsx}": [
+    "prettier --write",
+    "eslint --fix",
+    "jest --findRelatedTests"
+  ],
+  "*.{json,jsonc,yml,yaml}": ["prettier --write"],
+  "*.{md}": ["prettier --write", "markdownlint --dot --fix"]
+}

.prettierrc.json

@@ -0,0 +1,6 @@
+{
+  "singleQuote": true,
+  "jsxSingleQuote": true,
+  "semi": false,
+  "trailingComma": "none"
+}

.swcrc

@@ -0,0 +1,22 @@
+{
+  "jsc": {
+    "parser": {
+      "syntax": "typescript",
+      "decorators": true,
+      "dynamicImport": true
+    },
+    "transform": {
+      "legacyDecorator": true,
+      "decoratorMetadata": true
+    },
+    "target": "es2022",
+    "loose": true
+  },
+  "module": {
+    "type": "commonjs",
+    "strict": false,
+    "strictMode": true,
+    "lazy": false,
+    "noInterop": false
+  }
+}

.vscode/extensions.json

@@ -0,0 +1,8 @@
+{
+  "recommendations": [
+    "editorconfig.editorconfig",
+    "esbenp.prettier-vscode",
+    "dbaeumer.vscode-eslint",
+    "davidanson.vscode-markdownlint"
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,10 @@
+{
+  "typescript.tsdk": "node_modules/typescript/lib",
+  "typescript.preferences.importModuleSpecifierEnding": "js",
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "prettier.configPath": ".prettierrc.json",
+  "editor.formatOnSave": true,
+  "editor.codeActionsOnSave": {
+    "source.fixAll": true
+  }
+}

CONTRIBUTING.md

@@ -21,7 +21,7 @@ All work on **Thream** happens directly on [GitHub](https://github.com/Thream).
 
 - **Please first discuss** the change you wish to make via [issue](https://github.com/Thream/socketio-jwt/issues) before making a change. It might avoid a waste of your time.
 
-- Ensure your code respect [Typescript Standard Style](https://www.npmjs.com/package/ts-standard).
+- Ensure your code respect `eslint` and `prettier`.
 
 - Make sure your **code passes the tests**.
 

README.md

@@ -8,7 +8,6 @@
   <a href="./CONTRIBUTING.md"><img src="https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat" /></a>
   <a href="./LICENSE"><img src="https://img.shields.io/badge/licence-MIT-blue.svg" alt="Licence MIT"/></a>
   <a href="./CODE_OF_CONDUCT.md"><img src="https://img.shields.io/badge/Contributor%20Covenant-v2.0%20adopted-ff69b4.svg" alt="Contributor Covenant" /></a>
-  <a href="https://dependabot.com/"><img src="https://badgen.net/github/dependabot/Thream/socketio-jwt?icon=dependabot" alt="Dependabot badge" /></a>
   <br/>
   <a href="https://github.com/Thream/socketio-jwt/actions/workflows/build.yml"><img src="https://github.com/Thream/socketio-jwt/actions/workflows/build.yml/badge.svg?branch=develop" /></a>
   <a href="https://github.com/Thream/socketio-jwt/actions/workflows/lint.yml"><img src="https://github.com/Thream/socketio-jwt/actions/workflows/lint.yml/badge.svg?branch=develop" /></a>
@@ -30,6 +29,8 @@ This repository was originally forked from [auth0-socketio-jwt](https://github.c
 
 ## 💾 Install
 
+**Note:** It is a package that is recommended to use/install on both the client and server sides.
+
 ```sh
 npm install --save @thream/socketio-jwt
 ```
@@ -102,7 +103,7 @@ const io = new Server(9000)
 io.use(
   authorize({
     secret: 'your secret or public key',
-    onAuthentication: async decodedToken => {
+    onAuthentication: async (decodedToken) => {
       // return the object that you want to add to the user property
       // or throw an error if the token is unauthorized
     }
@@ -128,6 +129,7 @@ io.on('connection', async (socket) => {
 
 ```ts
 import { io } from 'socket.io-client'
+import { isUnauthorizedError } from '@thream/socketio-jwt'
 
 // Require Bearer Token
 const socket = io('http://localhost:9000', {
@@ -136,7 +138,7 @@ const socket = io('http://localhost:9000', {
 
 // Handling token expiration
 socket.on('connect_error', (error) => {
-  if (error.data.type === 'UnauthorizedError') {
+  if (isUnauthorizedError(error)) {
     console.log('User token has expired')
   }
 })

jest.config.json

@@ -1,6 +1,9 @@
 {
-  "preset": "ts-jest",
   "testEnvironment": "node",
+  "resolver": "jest-ts-webcompat-resolver",
+  "transform": {
+    "^.+\\.(t|j)sx?$": ["@swc/jest"]
+  },
   "rootDir": "./src",
   "collectCoverage": true,
   "coverageDirectory": "../coverage/"

package.json

@@ -1,6 +1,7 @@
 {
   "name": "@thream/socketio-jwt",
   "version": "0.0.0-development",
+  "public": true,
   "description": "Authenticate socket.io incoming connections with JWTs.",
   "license": "MIT",
   "main": "build/index.js",
@@ -11,6 +12,9 @@
   "engines": {
     "node": ">=12.0.0"
   },
+  "publishConfig": {
+    "access": "public"
+  },
   "keywords": [
     "socket",
     "socket.io",
@@ -19,32 +23,22 @@
   "author": "Divlo <contact@divlo.fr>",
   "repository": {
     "type": "git",
-    "url": "git+https://github.com/Thream/socketio-jwt"
+    "url": "https://github.com/Thream/socketio-jwt"
   },
   "bugs": {
     "url": "https://github.com/Thream/socketio-jwt/issues"
   },
   "homepage": "https://github.com/Thream/socketio-jwt#readme",
-  "ts-standard": {
-    "ignore": [
-      "build",
-      "coverage",
-      "node_modules"
-    ],
-    "envs": [
-      "node",
-      "jest"
-    ],
-    "report": "stylish"
-  },
   "scripts": {
-    "build": "rimraf ./build && tsc",
+    "build": "rimraf ./build && swc ./src --out-dir ./build && tsc",
     "lint:commit": "commitlint",
     "lint:editorconfig": "editorconfig-checker",
-    "lint:markdown": "markdownlint '**/*.md' --dot --ignore node_modules",
-    "lint:typescript": "ts-standard",
-    "release": "semantic-release",
+    "lint:markdown": "markdownlint \"**/*.md\" --dot --ignore-path \".gitignore\"",
+    "lint:typescript": "eslint \"**/*.{js,jsx,ts,tsx}\" --ignore-path \".gitignore\"",
+    "lint:prettier": "prettier \".\" --check --ignore-path \".gitignore\"",
+    "lint:staged": "lint-staged",
     "test": "jest",
+    "release": "semantic-release",
     "postinstall": "husky install",
     "prepublishOnly": "pinst --disable",
     "postpublish": "pinst --enable"
@@ -58,25 +52,38 @@
   "devDependencies": {
     "@commitlint/cli": "16.2.1",
     "@commitlint/config-conventional": "16.2.1",
+    "@swc/cli": "0.1.55",
+    "@swc/core": "1.2.141",
+    "@swc/jest": "0.2.17",
     "@types/express": "4.17.13",
     "@types/jest": "27.4.0",
     "@types/jsonwebtoken": "8.5.8",
     "@types/node": "17.0.18",
     "@types/server-destroy": "1.0.1",
+    "@typescript-eslint/eslint-plugin": "4.32.0",
     "axios": "0.26.0",
     "editorconfig-checker": "4.0.2",
-    "express": "4.17.2",
+    "eslint": "7.32.0",
+    "eslint-config-prettier": "8.3.0",
+    "eslint-config-standard-with-typescript": "21.0.1",
+    "eslint-plugin-import": "2.25.4",
+    "eslint-plugin-node": "11.1.0",
+    "eslint-plugin-prettier": "4.0.0",
+    "eslint-plugin-promise": "5.2.0",
+    "eslint-plugin-unicorn": "40.1.0",
+    "express": "4.17.3",
     "husky": "7.0.4",
     "jest": "27.5.1",
+    "jest-ts-webcompat-resolver": "1.0.0",
+    "lint-staged": "12.3.4",
     "markdownlint-cli": "0.31.1",
     "pinst": "2.1.6",
     "rimraf": "3.0.2",
     "semantic-release": "19.0.2",
     "server-destroy": "1.0.1",
+    "prettier": "2.5.1",
     "socket.io": "4.4.1",
     "socket.io-client": "4.4.1",
-    "ts-jest": "27.1.3",
-    "ts-standard": "11.0.0",
     "typescript": "4.5.5"
   }
 }

src/UnauthorizedError.ts

@@ -1,6 +1,6 @@
 export class UnauthorizedError extends Error {
   public inner: { message: string }
-  public data: { message: string, code: string, type: 'UnauthorizedError' }
+  public data: { message: string; code: string; type: 'UnauthorizedError' }
 
   constructor(code: string, error: { message: string }) {
     super(error.message)
@@ -14,3 +14,7 @@ export class UnauthorizedError extends Error {
     Object.setPrototypeOf(this, UnauthorizedError.prototype)
   }
 }
+
+export const isUnauthorizedError = (error: any): error is UnauthorizedError => {
+  return error.data.type === 'UnauthorizedError'
+}

src/__test__/authorize.test.ts

@@ -1,7 +1,13 @@
 import axios from 'axios'
 import { io } from 'socket.io-client'
 
-import { fixtureStart, fixtureStop, getSocket, Profile } from './fixture'
+import { isUnauthorizedError } from '../UnauthorizedError.js'
+import {
+  fixtureStart,
+  fixtureStop,
+  getSocket,
+  Profile
+} from './fixture/index.js'
 
 describe('authorize - with secret as string in options', () => {
   let token: string = ''
@@ -23,9 +29,12 @@ describe('authorize - with secret as string in options', () => {
 
   it('should emit error with no token provided', (done) => {
     const socket = io('http://localhost:9000')
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual('no token provided')
-      expect(err.data.code).toEqual('credentials_required')
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual('no token provided')
+        expect(error.data.code).toEqual('credentials_required')
+      }
       socket.close()
       done()
     })
@@ -35,11 +44,14 @@ describe('authorize - with secret as string in options', () => {
     const socket = io('http://localhost:9000', {
       auth: { token: 'testing' }
     })
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual(
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual(
           'Format is Authorization: Bearer [token]'
         )
-      expect(err.data.code).toEqual('credentials_bad_format')
+        expect(error.data.code).toEqual('credentials_bad_format')
+      }
       socket.close()
       done()
     })
@@ -49,11 +61,14 @@ describe('authorize - with secret as string in options', () => {
     const socket = io('http://localhost:9000', {
       auth: { token: 'Bearer testing' }
     })
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual(
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual(
           'Unauthorized: Token is missing or invalid Bearer'
         )
-      expect(err.data.code).toEqual('invalid_token')
+        expect(error.data.code).toEqual('invalid_token')
+      }
       socket.close()
       done()
     })
@@ -67,8 +82,8 @@ describe('authorize - with secret as string in options', () => {
       socket.close()
       done()
     })
-    socket.on('connect_error', (err: any) => {
-      done(err)
+    socket.on('connect_error', (error) => {
+      done(error)
     })
   })
 })
@@ -100,9 +115,12 @@ describe('authorize - with secret as callback in options', () => {
 
   it('should emit error with no token provided', (done) => {
     const socket = io('http://localhost:9000')
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual('no token provided')
-      expect(err.data.code).toEqual('credentials_required')
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual('no token provided')
+        expect(error.data.code).toEqual('credentials_required')
+      }
       socket.close()
       done()
     })
@@ -112,11 +130,14 @@ describe('authorize - with secret as callback in options', () => {
     const socket = io('http://localhost:9000', {
       auth: { token: 'testing' }
     })
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual(
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual(
           'Format is Authorization: Bearer [token]'
         )
-      expect(err.data.code).toEqual('credentials_bad_format')
+        expect(error.data.code).toEqual('credentials_bad_format')
+      }
       socket.close()
       done()
     })
@@ -126,11 +147,14 @@ describe('authorize - with secret as callback in options', () => {
     const socket = io('http://localhost:9000', {
       auth: { token: 'Bearer testing' }
     })
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual(
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual(
           'Unauthorized: Token is missing or invalid Bearer'
         )
-      expect(err.data.code).toEqual('invalid_token')
+        expect(error.data.code).toEqual('invalid_token')
+      }
       socket.close()
       done()
     })
@@ -144,8 +168,8 @@ describe('authorize - with secret as callback in options', () => {
       socket.close()
       done()
     })
-    socket.on('connect_error', (err: any) => {
-      done(err)
+    socket.on('connect_error', (error) => {
+      done(error)
     })
   })
 })
@@ -188,9 +212,12 @@ describe('authorize - with onAuthentication callback in options', () => {
 
   it('should emit error with no token provided', (done) => {
     const socket = io('http://localhost:9000')
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual('no token provided')
-      expect(err.data.code).toEqual('credentials_required')
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual('no token provided')
+        expect(error.data.code).toEqual('credentials_required')
+      }
       socket.close()
       done()
     })
@@ -200,11 +227,14 @@ describe('authorize - with onAuthentication callback in options', () => {
     const socket = io('http://localhost:9000', {
       auth: { token: 'testing' }
     })
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual(
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual(
           'Format is Authorization: Bearer [token]'
         )
-      expect(err.data.code).toEqual('credentials_bad_format')
+        expect(error.data.code).toEqual('credentials_bad_format')
+      }
       socket.close()
       done()
     })
@@ -214,11 +244,14 @@ describe('authorize - with onAuthentication callback in options', () => {
     const socket = io('http://localhost:9000', {
       auth: { token: 'Bearer testing' }
     })
-    socket.on('connect_error', (err: any) => {
-      expect(err.data.message).toEqual(
+    socket.on('connect_error', (error) => {
+      expect(isUnauthorizedError(error)).toBeTruthy()
+      if (isUnauthorizedError(error)) {
+        expect(error.data.message).toEqual(
           'Unauthorized: Token is missing or invalid Bearer'
         )
-      expect(err.data.code).toEqual('invalid_token')
+        expect(error.data.code).toEqual('invalid_token')
+      }
       socket.close()
       done()
     })

src/__test__/fixture/index.ts

@@ -1,11 +1,12 @@
+import type { Server as HttpServer } from 'node:http'
+import type { Server as HttpsServer } from 'node:https'
+
 import express from 'express'
 import jwt from 'jsonwebtoken'
-import { Server as HttpServer } from 'http'
-import { Server as HttpsServer } from 'https'
 import { Server as SocketIoServer } from 'socket.io'
 import enableDestroy from 'server-destroy'
 
-import { authorize, AuthorizeOptions } from '../../index'
+import { authorize, AuthorizeOptions } from '../../index.js'
 
 export interface Profile {
   email: string
@@ -40,7 +41,10 @@ export const fixtureStart = async (
   if (typeof options.secret === 'string') {
     keySecret = options.secret
   } else {
-    keySecret = await options.secret({ header: { alg: 'HS256' }, payload: profile })
+    keySecret = await options.secret({
+      header: { alg: 'HS256' },
+      payload: profile
+    })
   }
   const app = express()
   app.use(express.json())

src/authorize.ts

@@ -1,16 +1,12 @@
 import jwt, { Algorithm } from 'jsonwebtoken'
 import { Socket } from 'socket.io'
 
-import { UnauthorizedError } from './UnauthorizedError'
+import { UnauthorizedError } from './UnauthorizedError.js'
 
 declare module 'socket.io' {
   interface Socket extends ExtendedSocket {}
 }
 
-interface ExtendedError extends Error {
-  data?: any
-}
-
 interface ExtendedSocket {
   encodedToken?: string
   decodedToken?: any
@@ -19,7 +15,7 @@ interface ExtendedSocket {
 
 type SocketIOMiddleware = (
   socket: Socket,
-  next: (error?: ExtendedError) => void
+  next: (error?: UnauthorizedError) => void
 ) => void
 
 interface CompleteDecodedToken {
@@ -30,7 +26,9 @@ interface CompleteDecodedToken {
   payload: any
 }
 
-type SecretCallback = (decodedToken: CompleteDecodedToken) => Promise<string> | string
+type SecretCallback = (
+  decodedToken: CompleteDecodedToken
+) => Promise<string> | string
 
 export interface AuthorizeOptions {
   secret: string | SecretCallback

src/index.ts

@@ -1 +1,2 @@
-export * from './authorize'
+export * from './authorize.js'
+export * from './UnauthorizedError.js'

tsconfig.json

@@ -6,8 +6,9 @@
     "moduleResolution": "node",
     "outDir": "./build",
     "rootDir": "./src",
+    "noEmit": true,
     "strict": true,
-    "esModuleInterop": true,
-    "declaration": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true
   }
 }