/*
 * Copyright 2019 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>

NS_ASSUME_NONNULL_BEGIN

// Extension on NSString that combines two strings.
@interface NSString (FIRInterlaceStrings)

// Returns a combined string created from iterating over both strings alternately,
// beginning with stringOne's first character.
+ (NSString *)fir_interlaceString:(NSString *)stringOne withString:(NSString *)stringTwo;

@end

NS_ASSUME_NONNULL_END
