//
//  Array+Uniques.swift
//  Tusker
//
//  Created by Shadowfacts on 1/6/19.
//  Copyright © 2019 Shadowfacts. All rights reserved.
//

import Foundation

extension Array where Element: Hashable {
    func uniques() -> [Element] {
        var buffer = [Element]()
        var added = Set<Element>()
        for elem in self {
            if !added.contains(elem) {
                buffer.append(elem)
                added.insert(elem)
            }
        }
        return buffer
    }
}