GrantJEmerson

import Foundation

struct PreferenceKey<Value>: RawRepresentable {
    typealias RawValue = String
    let rawValue: RawValue
    
    init (_ key: String) {
        rawValue = key
    }
    

GrantJEmerson

struct HotDog {
    var bun: String?
    var meat: String?
    var condiments: (chili: String?, cheese: String?, tomatoes: String?)
    
    var ingredients: String {
        [bun, meat, condiments.chili, condiments.cheese, condiments.tomatoes]
            .compactMap { $0 }
            .joined(separator: ", ")
    }

GrantJEmerson

typealias Meal = (drink: String, food: String)

let drinks = ["🥛", "☕️", "🥤", "🍺", "🍷", "🍹"]
let foods = ["🍪", "🥓🍳", "🍔🍟", "🥜", "🍝", "🥗"]
let meals = Array(zip(drinks, foods)) as [Meal]

let dinner = meals[2]
print("Tonight, we will have \(dinner.drink) and \(dinner.food) for dinner.")
// Tonight, we will have 🥤 and 🍔🍟 for dinner.

GrantJEmerson

import Foundation

typealias AnimalGroup = (name: String, size: Int)

let animalGroups: [String: AnimalGroup] = [
    "🐬": ("pod", 12),
    "🐺": ("pack", 6),
    "🦒": ("tower", 10)
]

GrantJEmerson

struct Item {
    let name: String
    let isNecessary: Bool
    let price: Int
}

var 🛒 = [
    Item(name: "📱", isNecessary: false, price: 600),
    Item(name: "🧻", isNecessary: true, price: 10),
    Item(name: "🍎", isNecessary: true, price: 5),

GrantJEmerson

struct 🎒Items: OptionSet {
    let rawValue: Int
    
    static let 💻 = 🎒Items(rawValue: 1 << 0)
    static let 📓 = 🎒Items(rawValue: 1 << 1)
    static let 📷 = 🎒Items(rawValue: 1 << 2)
    static let 🔦 = 🎒Items(rawValue: 1 << 3)
    static let 🍎 = 🎒Items(rawValue: 1 << 4)
    
    static let school: 🎒Items = [.💻, .📓]

GrantJEmerson

indirect enum Folder {
    case 📁(label: String, contents: [Folder])
    case 📄(String)
}

let models = Folder.📁(label: "Models", contents: [.📄("Experience.swift")])
let views = Folder.📁(label: "Views", contents: [.📄("MapperView.swift")])
let controllers = Folder.📁(label: "Controllers", contents: [.📄("MainViewController.swift")])
let xcodeProject = Folder.📁(label: "Business App", contents: [models, views, controllers])

GrantJEmerson

import Foundation

struct 👤 {
    var name: String
    var comparisonName: String {
        name.folding(options: [.diacriticInsensitive, .widthInsensitive, .caseInsensitive],
                     locale: .current)
    }
}

GrantJEmerson

import Foundation

var 👨‍👩‍👧‍👦 = """
    Family:
    Father's Name: Jayson
    Mother's Name: Kathrine
    Daughter's Name: Alannah
    Son's Name: Jacob
"""

GrantJEmerson

enum Animal {
    case 🐶, 🕷, 🐙, 🦁, 🐊
}

var animals: [Animal] = [.🐶, .🕷, .🐶, .🐊, .🐙, .🐶, .🦁]
animals.removeAll { $0 != .🐶 }
if animals.allSatisfy({ $0 == .🐶 }) {
    print("Yay! You removed all the scary animals!")
}