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for familyName in UIFont.familyNames() {
	println("Font family name: \(familyName)")
	println("Font names under family: \(UIFont.fontNamesForFamilyName(familyName as String))")
}

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import Foundation

/// Mocks network responses. Useful to be used with Unit/UI tests.
class ResponseMocker {
    
    /// Returns a mocked `JSON` object encapsulated in an `AnyObject`,
    /// representing a mocked endpoint response.
    ///
    /// - returns: A mocked `JSON` object encapsulated in an `AnyObject`,
    /// representing a Notice root endpoint response.

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import Foundation

let dateFormatter = DateFormatter()
dateFormatter.dateFormat = "YYYY-MM-dd'T'HH:mm:ssZZZZZ"
let date = dateFormatter.date(from: "2018-03-02T10:00:00-0800")
Calendar.current.isDateInToday(date!)

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import Foundation
import UIKit

/// Clamps the given `value` into the range defined by `minValue` and `maxValue`. For example:
///
/// (0.0 ... 5.0).clamp(4.2)    =   4.2
/// (0.0 ... 5.0).clamp(-1.3)   =   0.0
/// (0.0 ... 5.0).clamp(6.4)    =   5.0
///
/// Source: https://stackoverflow.com/a/46799935/584548

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// Fix for error: "Expected to decode Double but found a string/data instead"

public struct CodableEntity: Codable {
    public let myBool: Bool
    public let myDate: Date
    public let myInt: Int
}


let jsonData = Data("""

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import UIKit
import PlaygroundSupport

extension UILabel {

    /// Makes the first line (of a multiline label) bold.
    /// In case the label is a "single line" one, the function does nothing.
    /// In case there is no bold version of the current font, the function does nothing.
    public func makeFirstLineBold() {

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import UIKit
import PlaygroundSupport

let subviewFrame = CGRect(x: 50, y: 50, width: 300, height: 300)
let subview = UIView(frame: subviewFrame)
subview.backgroundColor = .yellow

subview.layer.cornerRadius = 20

subview.layer.shadowColor = UIColor.black.cgColor

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#!/usr/bin/swift

import Foundation 

let jsonData = Data("""
	{
		"premiumBundle": {
			"enabled": true,
			"variations": {
				"sku1": {

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// `POST` receiving an `Request` and returning an `ReceiptValidation`.
func validate(_ request: Request) throws -> Future<ReceiptValidation> {

    let promise = request.eventLoop.newPromise(ReceiptValidation.self)

    DispatchQueue.global().async {
        guard let receipt = try? request.content.decode(Receipt.self).wait() else {
            promise.fail(error: Abort(HTTPResponseStatus.badRequest))
            return
        }

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[
  {
    "keys": ["super+enter"],
    "command": "build"
  },
  {
    "keys": ["super+shift+c"],
    "command": "show_u200b"
  },
  {