1 files changed, 81 insertions, 0 deletions
diff --git a/Firebase/Auth/Source/Public/FIRAuth.h b/Firebase/Auth/Source/Public/FIRAuth.h
index f18a3d0..c985658 100644
--- a/Firebase/Auth/Source/Public/FIRAuth.h
+++ b/Firebase/Auth/Source/Public/FIRAuth.h
@@ -114,6 +114,14 @@ typedef void (^FIRProviderQueryCallback)(NSArray<NSString *> *_Nullable provider
                                          NSError *_Nullable error)
     NS_SWIFT_NAME(ProviderQueryCallback);
 
+/** @typedef FIRSignInMethodQueryCallback
+    @brief The type of block invoked when a list of sign-in methods for a given email address is
+        requested.
+ */
+typedef void (^FIRSignInMethodQueryCallback)(NSArray<NSString *> *_Nullable,
+                                             NSError *_Nullable)
+    NS_SWIFT_NAME(SignInMethodQueryCallback);
+
 /** @typedef FIRSendPasswordResetCallback
     @brief The type of block invoked when sending a password reset email.
 
@@ -123,6 +131,12 @@ typedef void (^FIRProviderQueryCallback)(NSArray<NSString *> *_Nullable provider
 typedef void (^FIRSendPasswordResetCallback)(NSError *_Nullable error)
     NS_SWIFT_NAME(SendPasswordResetCallback);
 
+/** @typedef FIRSendSignInLinkToEmailCallback
+    @brief The type of block invoked when sending an email sign-in link email.
+ */
+typedef void (^FIRSendSignInLinkToEmailCallback)(NSError *_Nullable error)
+    NS_SWIFT_NAME(SendSignInLinkToEmailCallback);
+
 /** @typedef FIRConfirmPasswordResetCallback
     @brief The type of block invoked when performing a password reset.
 
@@ -190,6 +204,10 @@ typedef NS_ENUM(NSInteger, FIRActionCodeOperation) {
     /** Action code for recover email operation. */
     FIRActionCodeOperationRecoverEmail = 3,
 
+    /** Action code for email link operation. */
+    FIRActionCodeOperationEmailLink = 4,
+
+
 } NS_SWIFT_NAME(ActionCodeOperation);
 
 /**
@@ -297,6 +315,24 @@ NS_SWIFT_NAME(Auth)
 - (void)fetchProvidersForEmail:(NSString *)email
                     completion:(nullable FIRProviderQueryCallback)completion;
 
+/** @fn fetchSignInMethodsForEmail:completion:
+    @brief Fetches the list of all sign-in methods previously used for the provided email address.
+
+    @param email The email address for which to obtain a list of sign-in methods.
+    @param completion Optionally; a block which is invoked when the list of sign in methods for the
+        specified email address is ready or an error was encountered. Invoked asynchronously on the
+        main thread in the future.
+
+    @remarks Possible error codes:
+
+        + `FIRAuthErrorCodeInvalidEmail` - Indicates the email address is malformed.
+
+    @remarks See @c FIRAuthErrors for a list of error codes that are common to all API methods.
+ */
+
+- (void)fetchSignInMethodsForEmail:(NSString *)email
+                        completion:(nullable FIRSignInMethodQueryCallback)completion;
+
 /** @fn signInWithEmail:password:completion:
     @brief Signs in using an email address and password.
 
@@ -322,6 +358,30 @@ NS_SWIFT_NAME(Auth)
                password:(NSString *)password
              completion:(nullable FIRAuthResultCallback)completion;
 
+/** @fn signInWithEmail:link:completion:
+    @brief Signs in using an email address and email sign-in link.
+
+    @param email The user's email address.
+    @param link The email sign-in link.
+    @param completion Optionally; a block which is invoked when the sign in flow finishes, or is
+        canceled. Invoked asynchronously on the main thread in the future.
+
+    @remarks Possible error codes:
+
+        + `FIRAuthErrorCodeOperationNotAllowed` - Indicates that email and email sign-in link
+            accounts are not enabled. Enable them in the Auth section of the
+            Firebase console.
+        + `FIRAuthErrorCodeUserDisabled` - Indicates the user's account is disabled.
+        + `FIRAuthErrorCodeInvalidEmail` - Indicates the email address is invalid.
+
+
+    @remarks See `FIRAuthErrors` for a list of error codes that are common to all API methods.
+ */
+
+- (void)signInWithEmail:(NSString *)email
+                   link:(NSString *)link
+             completion:(nullable FIRAuthDataResultCallback)completion;
+
 /** @fn signInAndRetrieveDataWithEmail:password:completion:
     @brief Signs in using an email address and password.
 
@@ -654,6 +714,19 @@ NS_SWIFT_NAME(Auth)
                  actionCodeSettings:(FIRActionCodeSettings *)actionCodeSettings
                          completion:(nullable FIRSendPasswordResetCallback)completion;
 
+/** @fn sendSignInLinkToEmail:actionCodeSettings:completion:
+    @brief Sends a sign in with email link to provided email address.
+
+    @param email The email address of the user.
+    @param actionCodeSettings An @c FIRActionCodeSettings object containing settings related to
+        handling action codes.
+    @param completion Optionally; a block which is invoked when the request finishes. Invoked
+        asynchronously on the main thread in the future.
+ */
+- (void)sendSignInLinkToEmail:(NSString *)email
+           actionCodeSettings:(FIRActionCodeSettings *)actionCodeSettings
+                   completion:(nullable FIRSendSignInLinkToEmailCallback)completion;
+
 /** @fn signOut:
     @brief Signs out the current user.
 
@@ -672,6 +745,14 @@ NS_SWIFT_NAME(Auth)
  */
 - (BOOL)signOut:(NSError *_Nullable *_Nullable)error;
 
+/** @fn isSignInWithEmailLink
+    @brief Checks if link is an email sign-in link.
+
+    @param link The email sign-in link.
+    @return @YES when the link passed matches the expected format of an email sign-in link.
+ */
+- (BOOL)isSignInWithEmailLink:(NSString *)link;
+
 /** @fn addAuthStateDidChangeListener:
     @brief Registers a block as an "auth state did change" listener. To be invoked when: