Dmytro Doroshenko doroshenko

Developing for Apple platforms using Swift and Objective-C.

doroshenko / ContentView.swift

Created May 3, 2020 18:09

Unified preview style for SwiftUI's PreviewProvider

	import SwiftUI

	struct ContentView: View {
	var body: some View {
	Text("Hello, World!")
	}
	}

	struct ContentView_Previews: PreviewProvider {
	static var previews: some View {

doroshenko / IPv4.swift

Last active May 3, 2020 23:17

IPv4 storage and handling in Swift

	import Foundation

	typealias IPv4 = UInt32

	extension IPv4 {
	private static let octetCount = Self.bitWidth / UInt8.bitWidth

	init?(octets: [UInt8]) {
	guard octets.count == IPv4.octetCount else { return nil }

doroshenko / LocalIPAddress.swift

Last active May 3, 2020 18:13

A simple local IPv4 address and mask retrieval in Swift

	static var localIPAddress: (address: String?, mask: String?) {
	let wifiInterface = "en0"
	var address: String?
	var mask: String?
	var ifaddr: UnsafeMutablePointer<ifaddrs>?

	guard getifaddrs(&ifaddr) == 0 else {
	return (address: address, mask: mask)
	}

doroshenko / swiftlint.sh

Created February 22, 2020 22:50

An incremental linting script for SwiftLint

	#!/bin/bash

	START_DATE=$(date +"%s")

	SWIFTLINT="${PODS_ROOT}/SwiftLint/swiftlint"
	EXIT_CODE=0

	# Usage description
	function usage() {
	if [ -n "$1" ]; then