2 * Copyright 2017 Google
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #import <Foundation/Foundation.h>
19 @interface NSDictionary (FIRMessaging)
22 * Returns a string representation for the given dictionary. Assumes that all
23 * keys and values are strings.
25 * @return A string representation of all keys and values in the dictionary.
26 * The returned string is not pretty-printed.
28 - (NSString *)fcm_string;
31 * Check if the dictionary has any non-string keys or values.
33 * @return YES if the dictionary has any non-string keys or values else NO.
35 - (BOOL)fcm_hasNonStringKeysOrValues;
38 * Trims all (key, value) pair in a dictionary that are not strings.
40 * @return A new copied dictionary with all the non-string keys or values
41 * removed from the original dictionary.
43 - (NSDictionary *)fcm_trimNonStringValues;