package: Add Prettier to lint scripts.

Signed-off-by: Anders Kaseorg <[email protected]>

Author: andersk

package-lock.json

@@ -32,14 +32,15 @@
     "eslint-plugin-jsx-a11y": "^6.4.1",
     "eslint-plugin-react": "^7.21.5",
     "mocha": "^8.2.1",
+    "prettier": "^2.2.1",
     "sinon": "^9.2.1"
   },
   "scripts": {
     "build": "babel --delete-dir-on-start -d lib/ src/",
     "prepare": "npm run build",
     "prepublish": "npm run build",
-    "lint": "eslint .",
-    "lint:fix": "eslint --fix .",
+    "lint": "eslint . && prettier --loglevel=warn --check .",
+    "lint:fix": "eslint --fix . && prettier --loglevel=warn --write .",
     "test": "npm run lint && npm run build && mocha test/*",
     "call": "node examples/interactive_call_endpoint.js"
   },