lilyball

blueprint:
  name: Lutron Caseta Four-Button Zone Pico Actions
  description: Short and long press automations for the Pico four-button remote.
  domain: automation
  input:
    pico_remote:
      name: Pico Four-Button Zone Remote
      description: Select the Pico four-button zone remote to configure.
      selector:
        device:

lilyball

public enum TruncateMode {
    case Head, Middle, Tail
}

public extension String {
    /// Truncates a string to a maximum length in grapheme clusters using the
    /// specified mode. If `addEllipsis` is `true`, the resulting string
    /// including the ellipsis will be no longer than `maxLength`.
    func truncateToLength(maxLength: Int, mode: TruncateMode = .Tail, addEllipsis: Bool = false) -> String {
        if maxLength <= 0 {

lilyball

extension Optional {
    func and<U>(x:U?) -> (T, U)? {
        switch (self, x) {
            case let (.Some(a), .Some(b)):
                return (a, b)
            default:
                return nil
        }
    }
}

lilyball

Challenge #2

Implement a take_while method on Array

take_while runs the block with each element of the Array in turn until it returns false, then it stops and returns an Array of the prior elements.

Example

  Input >> [1,2,3,4].take_while { $0 < 3 }
 Output &gt;&gt; R8: Array = 2 values {

lilyball

extension String {
    static let empty: String = String()

    func uncons() -> (Character, String)? {
        if self.isEmpty {
            return nil
        }
        return (self[startIndex], dropFirst(self))
    }

lilyball

protocol Delegate {
	typealias GenerateType
	func generate() -> GenerateType
}

class Controller<D: Delegate> {
	var delegate: D
}

lilyball

func viewController(viewController: GTMOAuth2ViewControllerTouch!, finishedWithAuth auth: GTMOAuth2Authentication!, error: NSError!) {
    if error {
        // authentication failed
    } else {
        // authentication succeeded
    }
}

lilyball

// From documentation...

- (NSUInteger)numberOfBarsInBarChartView:(JBBarChartView *)barChartView
{
    return ...; // number of bars in chart
}

// my attempt
func numberOfBarsInBarChartView(_ barChartView: AnyObject!) -> UInt {
    return 72

lilyball

import Cocoa

class Test : NSWindowController {
    var foo: String

    init(window:NSWindow!) {
        self.foo = "foo"
        super.init(window:window)
    }

lilyball

struct OddNumbersTimesFiveGenerator<S : Sequence where S.GeneratorType.Element == Int> : Generator {
    var elements : S.GeneratorType

    mutating func next() -> Int? {
        while true {
            switch elements.next() {
                case let .Some(x) where x % 2 == 0: continue
                case let .Some(x): return x * 5
                case .None: return nil
            }