URLBuilder class written in Objective-C

URLBuilder.h

//
//  URLBuilder.h
//  lyrical
//
//  Created by Alex Chesters on 13/11/2015.
//  Copyright © 2015 Alex Chesters. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface URLBuilder : NSObject

- (NSURL *)withScheme:(NSString *)scheme host:(NSString *)host path:(NSString *)path queryItems:(NSArray *)queryItems;

@end

URLBuilder.m

//
//  URLBuilder.m
//  lyrical
//
//  Created by Alex Chesters on 13/11/2015.
//  Copyright © 2015 Alex Chesters. All rights reserved.
//

#import "URLBuilder.h"

@implementation URLBuilder

- (NSURL *)withScheme:(NSString *)scheme host:(NSString *)host path:(NSString *)path queryItems:(NSArray *)queryItems {
    NSURLComponents *components = [[NSURLComponents alloc] init];
    [components setScheme:scheme];
    [components setHost:host];
    [components setPath:path];
    if (queryItems && queryItems.count > 0) {
        [components setQueryItems:queryItems];
    }
    return components.URL;
}

@end