update for Swift 1.2, Xcode 6.3

Author: mattneub

bk2ch14p643ducking/ch27p912ducking/Player.swift

@@ -1,6 +1,6 @@
 
 
-import UIKIt
+import UIKit
 import AVFoundation
 import MediaPlayer
 
@@ -13,7 +13,7 @@ class Player : NSObject, AVAudioPlayerDelegate {
     var forever = false
     weak var delegate : PlayerDelegate?
 
-    func playFileAtPath(path:NSString) {
+    func playFileAtPath(path:String) {
         self.player?.delegate = nil
         self.player?.stop()
         let fileURL = NSURL(fileURLWithPath: path)

bk2ch14p643ducking/ch27p912ducking/ViewController.swift

@@ -19,7 +19,7 @@ class ViewController: UIViewController, PlayerDelegate {
     @IBAction func doButton (sender:AnyObject!) {
         self.player.delegate = self
         let path = NSBundle.mainBundle().pathForResource("test", ofType: "aif")!
-        if (sender as UIButton).currentTitle == "Forever" {
+        if (sender as! UIButton).currentTitle == "Forever" {
             // for remote control to work, our audio session policy must be Playback
             AVAudioSession.sharedInstance().setCategory(AVAudioSessionCategoryPlayback, withOptions: nil, error: nil)
             self.player.forever = true

bk2ch14p653backgroundPlayerAndInterrupter/backgroundPlayer/backgroundPlayer/Player.swift

@@ -1,6 +1,6 @@
 
 
-import UIKIt
+import UIKit
 import AVFoundation
 import MediaPlayer
 
@@ -46,7 +46,7 @@ class Player : NSObject, AVAudioPlayerDelegate {
         })
     }
 
-    func playFileAtPath(path:NSString) {
+    func playFileAtPath(path:String) {
         self.player?.delegate = nil
         self.player?.stop()
         let fileURL = NSURL(fileURLWithPath: path)

bk2ch14p653backgroundPlayerAndInterrupter/interrupter/interrupter/Player2.swift

@@ -1,6 +1,6 @@
 
 
-import UIKIt
+import UIKit
 import AVFoundation
 import MediaPlayer
 
@@ -15,7 +15,7 @@ class Player : NSObject, AVAudioPlayerDelegate {
     var observer : NSObjectProtocol!
     var observer2 : NSObjectProtocol!
 
-    func playFileAtPath(path:NSString) {
+    func playFileAtPath(path:String) {
         self.player?.delegate = nil
         self.player?.stop()
         let fileURL = NSURL(fileURLWithPath: path)

bk2ch14p655AVAudioEngineTest/AVAudioEngineTest/ViewController.swift

@@ -167,7 +167,7 @@ class ViewController: UIViewController {
             (buffer : AVAudioPCMBuffer!, time : AVAudioTime!) in
             let dataptrptr = buffer.floatChannelData
             let dataptr = dataptrptr.memory
-            let datum = dataptr[buffer.frameLength-1]
+            let datum = dataptr[Int(buffer.frameLength) - 1]
             if done && fabs(datum) < 0.000001 {
                 println("stopping")
                 self.engine.stop()