1 files changed, 45 insertions, 0 deletions
diff --git a/Firebase/Messaging/NSDictionary+FIRMessaging.h b/Firebase/Messaging/NSDictionary+FIRMessaging.h
new file mode 100644
index 0000000..fe14451
--- /dev/null
+++ b/Firebase/Messaging/NSDictionary+FIRMessaging.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2017 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <Foundation/Foundation.h>
+
+@interface NSDictionary (FIRMessaging)
+
+/**
+ *  Returns a string representation for the given dictionary. Assumes that all
+ *  keys and values are strings.
+ *
+ *  @return A string representation of all keys and values in the dictionary.
+ *          The returned string is not pretty-printed.
+ */
+- (NSString *)fcm_string;
+
+/**
+ *  Check if the dictionary has any non-string keys or values.
+ *
+ *  @return YES if the dictionary has any non-string keys or values else NO.
+ */
+- (BOOL)fcm_hasNonStringKeysOrValues;
+
+/**
+ *  Trims all (key, value) pair in a dictionary that are not strings.
+ *
+ *  @return A new copied dictionary with all the non-string keys or values
+ *          removed from the original dictionary.
+ */
+- (NSDictionary *)fcm_trimNonStringValues;
+
+@end