add do {

Author: ncooke3

FirebaseAuth/Sources/Swift/Utilities/AuthRecaptchaVerifier.swift

@@ -126,68 +126,72 @@
         return actionString
       #else
 
-      let (token, error, linked, actionCreated) = await recaptchaToken(siteKey: siteKey, actionString: actionString, fakeToken: "NO_RECAPTCHA")
-
-      guard linked else {
-        throw AuthErrorUtils.recaptchaSDKNotLinkedError()
-      }
-      guard actionCreated else {
-        throw AuthErrorUtils.recaptchaActionCreationFailed()
-      }
-      if let error {
-        throw error
-      }
-      if token == "NO_RECAPTCHA" {
-        AuthLog.logInfo(code: "I-AUT000031",
-                        message: "reCAPTCHA token retrieval failed. NO_RECAPTCHA sent as the fake code.")
-      } else {
-        AuthLog.logInfo(
-          code: "I-AUT000030",
-          message: "reCAPTCHA token retrieval succeeded."
+        let (token, error, linked, actionCreated) = await recaptchaToken(
+          siteKey: siteKey,
+          actionString: actionString,
+          fakeToken: "NO_RECAPTCHA"
         )
-      }
-      return token
+
+        guard linked else {
+          throw AuthErrorUtils.recaptchaSDKNotLinkedError()
+        }
+        guard actionCreated else {
+          throw AuthErrorUtils.recaptchaActionCreationFailed()
+        }
+        if let error {
+          throw error
+        }
+        if token == "NO_RECAPTCHA" {
+          AuthLog.logInfo(code: "I-AUT000031",
+                          message: "reCAPTCHA token retrieval failed. NO_RECAPTCHA sent as the fake code.")
+        } else {
+          AuthLog.logInfo(
+            code: "I-AUT000030",
+            message: "reCAPTCHA token retrieval succeeded."
+          )
+        }
+        return token
       #endif // !(COCOAPODS || SWIFT_PACKAGE)
     }
 
     private static var recaptchaClient: (any RCARecaptchaClientProtocol)?
 
-    private func recaptchaToken(
-      siteKey: String,
-      actionString: String,
-      fakeToken: String
-    ) async -> (token: String, error: Error?, linked: Bool, actionCreated: Bool) {
+    private func recaptchaToken(siteKey: String,
+                                actionString: String,
+                                fakeToken: String) async -> (token: String, error: Error?,
+                                                             linked: Bool, actionCreated: Bool) {
       if recaptchaClient != nil {
         return await retrieveToken(actionString: actionString, fakeToken: fakeToken)
       }
 
-      if let recaptcha = NSClassFromString("RecaptchaEnterprise.RCARecaptcha") as? RCARecaptchaProtocol.Type {
+      if let recaptcha =
+        NSClassFromString("RecaptchaEnterprise.RCARecaptcha") as? RCARecaptchaProtocol.Type {
         do {
           // TODO(ncooke3): This should be `fetchClient(withSiteKey:)`.
           let client = try await recaptcha.getClient(withSiteKey: siteKey)
           recaptchaClient = client
           return await retrieveToken(actionString: actionString, fakeToken: fakeToken)
         } catch {
-          return ("", error, true, true);
+          return ("", error, true, true)
         }
       } else if let recaptcha = NSClassFromString("Recaptcha") {
         // Fall back to attempting to connect with pre-18.7.0 RecaptchaEnterprise.
+        do {
           let client = try await recaptcha.getClient(withSiteKey: siteKey)
           recaptchaClient = client
           return await retrieveToken(actionString: actionString, fakeToken: fakeToken)
         } catch {
-          return ("", error, true, true);
+          return ("", error, true, true)
         }
       } else {
         // RecaptchaEnterprise not linked.
         return ("", nil, false, false)
       }
     }
 
-    private func retrieveToken(
-      actionString: String,
-      fakeToken: String
-    ) async -> (token: String, error: Error?, linked: Bool, actionCreated: Bool) {
+    private func retrieveToken(actionString: String,
+                               fakeToken: String) async -> (token: String, error: Error?,
+                                                            linked: Bool, actionCreated: Bool) {
       let recaptchaAction = (
         NSClassFromString("RecaptchaEnterprise.RCAAction") ?? NSClassFromString("RecaptchaAction")
       ) as? RCAActionProtocol.Type