From 1395c8202b236188b9e4e1bfc2a3e00244179593 Mon Sep 17 00:00:00 2001
From: Zsika Phillip <protocol86@users.noreply.github.com>
Date: Thu, 15 Mar 2018 23:28:52 -0700
Subject: Adds exception for invalid parameter (#931)

* Adds exception for invalid parameter

* Account for differences between find and git output (#932)
---
 Firebase/Auth/Source/FIRAuth.m | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'Firebase/Auth')

diff --git a/Firebase/Auth/Source/FIRAuth.m b/Firebase/Auth/Source/FIRAuth.m
index 387fab7..3b29238 100644
--- a/Firebase/Auth/Source/FIRAuth.m
+++ b/Firebase/Auth/Source/FIRAuth.m
@@ -104,6 +104,14 @@ static NSString *const kUserKey = @"%@_firebase_user";
 static NSString *const kMissingEmailInvalidParameterExceptionReason =
     @"The email used to initiate password reset cannot be nil.";
 
+/** @var kHandleCodeInAppFalseExceptionReason
+    @brief The reason for @c invalidParameterException when the handleCodeInApp parameter is false
+        on the ActionCodeSettings object used to send the link for Email-link Authentication.
+ */
+static NSString *const kHandleCodeInAppFalseExceptionReason =
+    @"You must set handleCodeInApp in your ActionCodeSettings to true for Email-link "
+    "Authentication.";
+
 /** @var kPasswordResetRequestType
     @brief The action code type value for resetting password in the check action code response.
  */
@@ -1108,6 +1116,11 @@ static NSMutableDictionary *gKeychainServiceNameForAppName;
       [FIRAuthExceptionUtils raiseInvalidParameterExceptionWithReason:
           kMissingEmailInvalidParameterExceptionReason];
     }
+
+    if (!actionCodeSettings.handleCodeInApp) {
+      [FIRAuthExceptionUtils raiseInvalidParameterExceptionWithReason:
+          kHandleCodeInAppFalseExceptionReason];
+    }
     FIRGetOOBConfirmationCodeRequest *request =
         [FIRGetOOBConfirmationCodeRequest signInWithEmailLinkRequest:email
                                                   actionCodeSettings:actionCodeSettings
-- 
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