Support ERROR_INVALID_PROVIDER_ID in Firebase Auth.

Firebase/Auth/Source/FIRAuthErrorUtils.h

@@ -522,6 +522,13 @@ NS_ASSUME_NONNULL_BEGIN
  */
 + (NSError *)nullUserErrorWithMessage:(nullable NSString *)message;
 
+/** @fn invalidProviderIDErrorWithMessage:
+    @brief Constructs an @c NSError with the @c FIRAuthErrorCodeInvalidProviderID code.
+    @param message Error message from the backend, if any.
+    @remarks This error indicates that the provider id given for the web operation is invalid.
+ */
++ (NSError *)invalidProviderIDErrorWithMessage:(nullable NSString *)message;
+
 /** @fn invalidDynamicLinkDomainErrorWithMessage:
     @brief Constructs an @c NSError with the code and message provided.
     @param message Error message from the backend, if any.

Firebase/Auth/Source/FIRAuthErrorUtils.m

@@ -424,6 +424,12 @@
 static NSString *const kFIRAuthErrorMessageNullUser = @"A null user object was provided as the "
     "argument for an operation which requires a non-null user object.";
 
+/** @var kFIRAuthErrorMessageInvalidProviderID
+    @brief Message for @c FIRAuthErrorCodeInvalidProviderID error code.
+ */
+static NSString *const kFIRAuthErrorMessageInvalidProviderID = @"The provider ID provided for the "
+    "attempted web operation is invalid.";
+
 /** @var kFIRAuthErrorMessageInvalidDynamicLinkDomain
     @brief Message for @c kFIRAuthErrorMessageInvalidDynamicLinkDomain error code.
  */
@@ -559,6 +565,8 @@
       return kFIRAuthErrorMessageWebRequestFailed;
     case FIRAuthErrorCodeNullUser:
       return kFIRAuthErrorMessageNullUser;
+    case FIRAuthErrorCodeInvalidProviderID:
+      return kFIRAuthErrorMessageInvalidProviderID;
     case FIRAuthErrorCodeInvalidDynamicLinkDomain:
       return kFIRAuthErrorMessageInvalidDynamicLinkDomain;
     case FIRAuthErrorCodeWebInternalError:
@@ -690,6 +698,8 @@
       return @"ERROR_WEB_NETWORK_REQUEST_FAILED";
     case FIRAuthErrorCodeNullUser:
       return @"ERROR_NULL_USER";
+    case FIRAuthErrorCodeInvalidProviderID:
+      return @"ERROR_INVALID_PROVIDER_ID";
     case FIRAuthErrorCodeInvalidDynamicLinkDomain:
       return @"ERROR_INVALID_DYNAMIC_LINK_DOMAIN";
     case FIRAuthErrorCodeWebInternalError:
@@ -1136,6 +1146,10 @@ + (NSError *)nullUserErrorWithMessage:(nullable NSString *)message {
   return [self errorWithCode:FIRAuthInternalErrorCodeNullUser message:message];
 }
 
++ (NSError *)invalidProviderIDErrorWithMessage:(nullable NSString *)message {
+  return [self errorWithCode:FIRAuthInternalErrorCodeInvalidProviderID message:message];
+}
+
 + (NSError *)invalidDynamicLinkDomainErrorWithMessage:(nullable NSString *)message {
   return [self errorWithCode:FIRAuthInternalErrorCodeInvalidDynamicLinkDomain message:message];
 }

Firebase/Auth/Source/FIRAuthInternalErrors.h

@@ -393,6 +393,11 @@ typedef NS_ENUM(NSInteger, FIRAuthInternalErrorCode) {
   FIRAuthInternalErrorCodeNullUser =
       FIRAuthPublicErrorCodeFlag | FIRAuthErrorCodeNullUser,
 
+  /** Indicates that the provider id given for the web operation is invalid.
+   */
+  FIRAuthInternalErrorCodeInvalidProviderID =
+    FIRAuthPublicErrorCodeFlag | FIRAuthErrorCodeInvalidProviderID,
+
   /** Indicates that the Firebase Dynamic Link domain used is either not configured or is unauthorized
       for the current project.
    */

Firebase/Auth/Source/Public/FIRAuthErrors.h

@@ -334,6 +334,11 @@ typedef NS_ENUM(NSInteger, FIRAuthErrorCode) {
      */
     FIRAuthErrorCodeNullUser = 17067,
 
+    /**
+     * Represents the error code for when the given provider id for a web operation is invalid.
+     */
+    FIRAuthErrorCodeInvalidProviderID = 17071,
+
     /** Indicates that the Firebase Dynamic Link domain used is either not configured or is unauthorized
         for the current project.
      */

Firebase/Auth/Source/RPCs/FIRAuthBackend.m

@@ -294,9 +294,15 @@
  */
 static NSString *const kUnauthorizedDomainErrorMessage = @"UNAUTHORIZED_DOMAIN";
 
+/** @var kInvalidProviderIDErrorMessage
+    @brief This is the error message the server will respond with if the provider id given for the
+        web operation is invalid.
+ */
+static NSString *const kInvalidProviderIDErrorMessage = @"INVALID_PROVIDER_ID";
+
 /** @var kInvalidDynamicLinkDomainErrorMessage
- @brief This is the error message the server will respond with if the dynamic link domain provided
- in the request is invalid.
+    @brief This is the error message the server will respond with if the dynamic link domain
+        provided in the request is invalid.
  */
 static NSString *const kInvalidDynamicLinkDomainErrorMessage = @"INVALID_DYNAMIC_LINK_DOMAIN";
 
@@ -1119,6 +1125,10 @@ + (nullable NSError *)clientErrorWithServerErrorMessage:(NSString *)serverErrorM
     return [FIRAuthErrorUtils invalidContinueURIErrorWithMessage:serverDetailErrorMessage];
   }
 
+  if ([shortErrorMessage isEqualToString:kInvalidProviderIDErrorMessage]) {
+    return [FIRAuthErrorUtils invalidProviderIDErrorWithMessage:serverDetailErrorMessage];
+  }
+
   if ([shortErrorMessage isEqualToString:kInvalidDynamicLinkDomainErrorMessage]) {
     return [FIRAuthErrorUtils invalidDynamicLinkDomainErrorWithMessage:serverDetailErrorMessage];
   }