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View associatedReturn.swift
protocol Test {
associatedtype Output
func test() -> Output
struct A: Test {
typealias Output = Void
func test() {
View weak-in-functions.swift
import UIKit
func returnsNil() -> UIView? {
weak var view: UIView? = UIView()
return view
func returnsView1() -> UIView? {
weak var view: UIView?
view = UIView()
jandamm / Protocol.swift
Last active Jan 21, 2018
Static vs dynamic dispatch for protocol extensions
View Protocol.swift
protocol A {
func a()
extension A {
func a() {
print("protocol extension a")
func b() {
jandamm / SafeZip2Sequence.swift
Last active Jan 21, 2018
This is a Gist for a blogpost I did.
View SafeZip2Sequence.swift
/// In contrast to the Swift Zip2Sequence this type will not omit values that don't have a partner due to Sequence length mismatch.
/// The Iterator will iterate over `SafeZip2Sequence.Value`.
public struct SafeZip2Sequence<Sequence1: Sequence, Sequence2: Sequence> {
fileprivate let sequence1: Sequence1
fileprivate let sequence2: Sequence2
extension SafeZip2Sequence: Sequence {
/// An iterator for `SafeZip2Sequence`.
public struct Iterator {
jandamm / ExampleCraftSwift.swift
Last active Mar 21, 2016
InVision Craft-Plugin Styles for Swift
View ExampleCraftSwift.swift
// Example.swift
// Created by Jan Dammshäuser
// Copyright © 2016 Jan Dammshäuser. All rights reserved.
import UIKit
class ExampleVC: UIViewController {
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