Apply suggestions from code review

Co-authored-by: Kevin Cheung <[email protected]>

Author: hsubox76

packages-exp/app-check-exp/README.md

@@ -1,5 +1,5 @@
 # @firebase/app-check
 
-This is the Firebase AppCheck component of the Firebase JS SDK.
+This is the Firebase App Check component of the Firebase JS SDK.
 
-**This package is not intended for direct usage, and should only be used via the officially supported [firebase](https://www.npmjs.com/package/firebase) package.**
+**This package is not intended for direct usage, and should only be used via the officially supported [`firebase`](https://www.npmjs.com/package/firebase) package.**

packages-exp/app-check-exp/package.json

@@ -2,7 +2,7 @@
   "name": "@firebase/app-check-exp",
   "version": "0.0.900",
   "private": true,
-  "description": "An AppCheck package for new firebase packages",
+  "description": "An App Check package for new firebase packages",
   "author": "Firebase <[email protected]> (https://firebase.google.com/)",
   "main": "dist/index.cjs.js",
   "browser": "dist/index.esm2017.js",
@@ -61,4 +61,4 @@
     "reportDir": "./coverage/node"
   },
   "esm5": "dist/index.esm.js"
-}
+}

packages-exp/app-check-exp/src/errors.ts

@@ -35,7 +35,7 @@ const ERRORS: ErrorMap<AppCheckError> = {
     'initializeAppCheck() can only be called once.',
   [AppCheckError.USE_BEFORE_ACTIVATION]:
     'App Check is being used before initializeAppCheck() is called for FirebaseApp {$appName}. ' +
-    'Make sure you call initializeAppCheck() before instantiating other Firebase services.',
+    'Call initializeAppCheck() before instantiating other Firebase services.',
   [AppCheckError.FETCH_NETWORK_ERROR]:
     'Fetch failed to connect to a network. Check Internet connection. ' +
     'Original error: {$originalErrorMessage}.',

packages-exp/app-check-exp/src/providers.ts

@@ -29,7 +29,7 @@ import { AppCheckProvider, AppCheckTokenInternal } from './types';
 
 /**
  * App Check provider that can obtain a reCAPTCHA V3 token and exchange it
- * for an AppC heck token.
+ * for an App Check token.
  *
  * @public
  */

packages-exp/app-check-exp/src/storage.ts

@@ -39,7 +39,7 @@ export async function readTokenFromStorage(
       token = await readTokenFromIndexedDB(app);
     } catch (e) {
       // swallow the error and return undefined
-      logger.warn(`Failed to read token from indexeddb. Error: ${e}`);
+      logger.warn(`Failed to read token from IndexedDB. Error: ${e}`);
     }
     return token;
   }
@@ -85,11 +85,11 @@ export async function readOrCreateDebugTokenFromStorage(): Promise<string> {
     // If you see this error trying to use debug token, it probably means you are using a browser that doesn't support indexeddb.
     // You should switch to a different browser that supports indexeddb
     writeDebugTokenToIndexedDB(newToken).catch(e =>
-      logger.warn(`Failed to persist debug token to indexeddb. Error: ${e}`)
+      logger.warn(`Failed to persist debug token to IndexedDB. Error: ${e}`)
     );
     // Not using logger because I don't think we ever want this accidentally hidden?
     console.log(
-      `App Check debug token: ${newToken}. You will need to whitelist it in the Firebase console for it to work`
+      `App Check debug token: ${newToken}. You will need to add it to your app's App Check settings in the Firebase console for it to work`
     );
     return newToken;
   } else {