Array+NaturalLanguageJoin.swift

Array+NaturalLanguageJoin.swift

//
//  Array+NaturalLanguageJoin.swift
//  Created by: Jader Feijo
//

import Foundation

extension Array {
	var joinedAsNaturalLanguageSequence: String {
		var naturalLanguageSequence = ""
		for (i, v) in self.enumerated() {
			var separator = ""
			if naturalLanguageSequence.characters.count > 0 {
				if i == self.count - 1 {
					separator = " and "
				} else {
					separator = ", "
				}
			}
			naturalLanguageSequence += "\(separator)\(v)"
		}
		return naturalLanguageSequence
	}
}