update getAuth comment to make clear that it's idempotent (#5255)

Feiyang1 · kevinthecheung · web-flow · commit 064e1ca2bd35 · 2021-08-13T10:53:24.000-07:00
* update getAuth comment

* Update packages-exp/auth-exp/index.ts

Co-authored-by: Kevin Cheung &lt;kevinthecheung@users.noreply.github.com&gt;

* empty

Co-authored-by: Kevin Cheung &lt;kevinthecheung@users.noreply.github.com&gt;
diff --git a/packages-exp/auth-exp/index.ts b/packages-exp/auth-exp/index.ts
@@ -122,7 +122,8 @@ export { browserPopupRedirectResolver } from './src/platform_browser/popup_redir
 export { PhoneMultiFactorGenerator } from './src/platform_browser/mfa/assertions/phone';
 
 /**
- * Initializes an Auth instance with platform specific default dependencies.
+ * Returns the Auth instance associated with the provided {@link @firebase/app#FirebaseApp}.
+ * If no instance exists, initializes an Auth instance with platform-specific default dependencies.
  *
  * @param app - The Firebase App.
  *

Original file line number	Diff line number	Diff line change
`@@ -122,7 +122,8 @@ export { browserPopupRedirectResolver } from './src/platform_browser/popup_redir`
`122`	`122`	`export { PhoneMultiFactorGenerator } from './src/platform_browser/mfa/assertions/phone';`
`123`	`123`
`124`	`124`	`/**`
`125`		`- * Initializes an Auth instance with platform specific default dependencies.`
	`125`	`+ * Returns the Auth instance associated with the provided {@link @firebase/app#FirebaseApp}.`
	`126`	`+ * If no instance exists, initializes an Auth instance with platform-specific default dependencies.`
`126`	`127`	`*`
`127`	`128`	`* @param app - The Firebase App.`
`128`	`129`	`*`