finished revising appendix example

Author: mattneub

Diff for: bk1ch14Appendix/Appendix/Thing.h

@@ -2,12 +2,13 @@
 
 #import <Foundation/Foundation.h>
 
-enum state {
+enum State {
     kDead,
     kAlive
 };
+typedef enum State State;
 
-void setState (enum state s);
+void setState (State s);
 
 @interface Thing : NSObject
 

Diff for: bk1ch14Appendix/Appendix/Thing.m

@@ -2,7 +2,7 @@
 
 #import "Thing.h"
 
-void setState (enum state s) {
+void setState (State s) {
     NSLog(@"%d",s);
 }
 

Diff for: bk1ch14Appendix/Appendix/ViewController.swift

@@ -79,7 +79,7 @@ class ViewController: UIViewController {
 
             setState(kDead)
             setState(kAlive)
-            setState(state(rawValue:2)) // Swift can't stop you
+            setState(State(rawValue:2)) // Swift can't stop you
 
             self.view.autoresizingMask = .FlexibleWidth
             self.view.autoresizingMask = [.FlexibleWidth, .FlexibleHeight]
@@ -163,13 +163,13 @@ class ViewController: UIViewController {
 
         do {
             func f (s:String) {print(s)}
+            // let thing = f as! AnyObject // crash
             let holder = StringExpecterHolder()
             holder.f = f
             let lay = CALayer()
             lay.setValue(holder, forKey:"myFunction")
             let holder2 = lay.valueForKey("myFunction") as! StringExpecterHolder
             holder2.f("testing")
-
         }
 
     }

Diff for: bk2ch14p640systemSound/ch27p910systemSound/ViewController.swift

@@ -5,7 +5,7 @@ import AudioToolbox
 
 // can be top level...
 
-func soundFinished(snd:SystemSoundID, _ context:UnsafeMutablePointer<Void>) -> Void {
+func soundFinished(snd:UInt32, _ c:UnsafeMutablePointer<Void>) -> Void {
     print("finished!")
     AudioServicesRemoveSystemSoundCompletion(snd)
     AudioServicesDisposeSystemSoundID(snd)