passforios/passKit/Helpers/StringExtension.swift
2019-01-20 21:04:04 -08:00

29 lines
707 B
Swift

//
// StringExtension.swift
// passKit
//
// Created by Yishi Lin on 2018/9/23.
// Copyright © 2018 Bob Sun. All rights reserved.
//
import Foundation
public extension String {
var trimmed: String {
return trimmingCharacters(in: .whitespacesAndNewlines)
}
func stringByAddingPercentEncodingForRFC3986() -> String? {
let unreserved = "-._~/?"
var allowed = CharacterSet.alphanumerics
allowed.insert(charactersIn: unreserved)
return addingPercentEncoding(withAllowedCharacters: allowed)
}
}
extension String {
public static func | (left: String, right: String) -> String {
return right.isEmpty ? left : left + "\n" + right
}
}