vercel#369 Update dependencies and fix a null check

package.json

@@ -27,26 +27,26 @@
   ],
   "license": "MIT",
   "devDependencies": {
-    "@types/content-type": "^1.1.2",
+    "@types/content-type": "1.1.3",
     "@types/is-stream": "^1.1.0",
-    "@types/jest": "^23.3.14",
-    "@types/node": "^10.12.24",
+    "@types/node": "11.9.5",
     "@types/request-promise": "^4.1.42",
     "@types/test-listen": "^1.1.0",
-    "@typescript-eslint/eslint-plugin": "1.3.0",
-    "@typescript-eslint/parser": "1.3.0",
+    "@typescript-eslint/eslint-plugin": "1.4.1",
+    "@typescript-eslint/parser": "1.4.1",
     "@zeit/eslint-config-node": "0.3.0",
-    "eslint": "5.14.0",
+    "eslint": "5.14.1",
     "husky": "1.3.1",
-    "jest": "^23.6.0",
+    "jest": "24",
     "request": "2.88.0",
-    "request-promise": "4.2.2",
+    "request-promise": "4.2.4",
     "resumer": "0.0.0",
     "test-listen": "^1.1.0",
-    "ts-jest": "^23.10.5",
-    "typescript": "^3.3.3"
+    "ts-jest": "24",
+    "typescript": "3.3.3333"
   },
   "dependencies": {
+    "@types/jest": "24.0.6",
     "arg": "^4.1.0",
     "chalk": "^2.4.2",
     "content-type": "1.0.4",
@@ -69,7 +69,7 @@
   },
   "husky": {
     "hooks": {
-      "pre-commit": "npm run lint-staged"
+      "pre-commit": "npm run build && npm run lint-staged"
     }
   }
 }

src/cli.ts

@@ -209,7 +209,7 @@ function startEndpoint(module: RequestHandler, endpoint: ListenOptions) {
 		// this message is perfectly for prod
 		if (typeof details === "string") {
 			console.log(`micro: Accepting connections on ${details}`);
-		} else if (typeof details === "object" && details.port) {
+		} else if (typeof details === "object" && details !== null && details.port) {
 			console.log(`micro: Accepting connections on port ${details.port}`);
 		} else {
 			console.log("micro: Accepting connections");