fix: safer isUnauthorizedError type guard

.github/workflows/build.yml

@@ -10,7 +10,7 @@ jobs:
   build:
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/checkout@v3.5.0'
 
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v3.6.0'

.github/workflows/lint.yml

@@ -10,7 +10,7 @@ jobs:
   lint:
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/checkout@v3.5.0'
 
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v3.6.0'

.github/workflows/release.yml

@@ -8,7 +8,7 @@ jobs:
   release:
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/checkout@v3.5.0'
 
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v3.6.0'

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
   test:
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/checkout@v3.3.0'
+      - uses: 'actions/checkout@v3.5.0'
 
       - name: 'Use Node.js'
         uses: 'actions/setup-node@v3.6.0'

package.json

@@ -53,38 +53,38 @@
     "jsonwebtoken": "9.0.0"
   },
   "devDependencies": {
-    "@commitlint/cli": "17.4.1",
-    "@commitlint/config-conventional": "17.4.0",
-    "@swc/cli": "0.1.57",
-    "@swc/core": "1.3.25",
-    "@tsconfig/strictest": "1.0.2",
-    "@types/jsonwebtoken": "9.0.0",
-    "@types/node": "18.11.18",
-    "@types/tap": "15.0.7",
-    "@typescript-eslint/eslint-plugin": "5.48.1",
-    "@typescript-eslint/parser": "5.48.1",
-    "axios": "1.2.2",
-    "c8": "7.12.0",
-    "editorconfig-checker": "4.0.2",
-    "eslint": "8.31.0",
-    "eslint-config-conventions": "6.0.0",
-    "eslint-config-prettier": "8.6.0",
-    "eslint-plugin-import": "2.26.0",
+    "@commitlint/cli": "17.5.1",
+    "@commitlint/config-conventional": "17.4.4",
+    "@swc/cli": "0.1.62",
+    "@swc/core": "1.3.44",
+    "@tsconfig/strictest": "2.0.0",
+    "@types/jsonwebtoken": "9.0.1",
+    "@types/node": "18.15.11",
+    "@types/tap": "15.0.8",
+    "@typescript-eslint/eslint-plugin": "5.57.0",
+    "@typescript-eslint/parser": "5.57.0",
+    "axios": "1.3.4",
+    "c8": "7.13.0",
+    "editorconfig-checker": "5.0.1",
+    "eslint": "8.37.0",
+    "eslint-config-conventions": "8.0.0",
+    "eslint-config-prettier": "8.8.0",
+    "eslint-plugin-import": "2.27.5",
     "eslint-plugin-prettier": "4.2.1",
     "eslint-plugin-promise": "6.1.1",
-    "eslint-plugin-unicorn": "45.0.2",
-    "fastify": "4.11.0",
+    "eslint-plugin-unicorn": "46.0.0",
+    "fastify": "4.15.0",
     "husky": "8.0.3",
-    "lint-staged": "13.1.0",
+    "lint-staged": "13.2.0",
     "markdownlint-cli2": "0.6.0",
-    "markdownlint-rule-relative-links": "1.1.1",
+    "markdownlint-rule-relative-links": "1.1.2",
     "pinst": "3.0.0",
-    "prettier": "2.8.2",
-    "rimraf": "3.0.2",
-    "semantic-release": "20.0.2",
-    "socket.io": "4.5.4",
-    "socket.io-client": "4.5.4",
-    "tap": "16.3.3",
-    "typescript": "4.9.4"
+    "prettier": "2.8.7",
+    "rimraf": "4.4.1",
+    "semantic-release": "21.0.1",
+    "socket.io": "4.6.1",
+    "socket.io-client": "4.6.1",
+    "tap": "16.3.4",
+    "typescript": "5.0.3"
   }
 }

src/UnauthorizedError.ts

@@ -15,6 +15,11 @@ export class UnauthorizedError extends Error {
   }
 }
 
-export const isUnauthorizedError = (error: any): error is UnauthorizedError => {
-  return error.data.type === 'UnauthorizedError'
+export const isUnauthorizedError = (
+  error: unknown
+): error is UnauthorizedError => {
+  return (
+    error instanceof UnauthorizedError &&
+    error.data.type === 'UnauthorizedError'
+  )
 }

src/authorize.ts

@@ -62,7 +62,7 @@ export const authorize = (options: AuthorizeOptions): SocketIOMiddleware => {
     }
     socket.encodedToken = encodedToken
     let keySecret: string | null = null
-    let decodedToken: any
+    let decodedToken: any = null
     if (typeof secret === 'string') {
       keySecret = secret
     } else {