Replaced every instance of NSEnumerator with for/in loops

Audio/AudioPlayer.m

@@ -57,9 +57,7 @@
 	[output setVolume: volume];
 	
 	@synchronized(chainQueue) {
-		NSEnumerator *enumerator = [chainQueue objectEnumerator];
-		id anObject;
-		while (anObject = [enumerator nextObject])
+        for (id anObject in chainQueue)
 		{
 			[anObject setShouldContinue:NO];
 		}

AudioScrobbler/AudioScrobbler.m

@@ -195,7 +195,6 @@ escapeForLastFM(NSString *string)
 	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
 	AudioScrobblerClient	*client				= [[AudioScrobblerClient alloc] init];
 	mach_timespec_t			timeout				= { 5, 0 };
-	NSEnumerator			*enumerator			= nil;
 	NSString				*command			= nil;
 	NSString				*response			= nil;
 	in_port_t				port				= 33367;
@@ -205,10 +204,10 @@ escapeForLastFM(NSString *string)
 
 		// Get the first command to be sent
 		@synchronized([self queue]) {
-			enumerator	= [[self queue] objectEnumerator];
-			command		= [[enumerator nextObject] retain];
-		
-			[[self queue] removeObjectIdenticalTo:command];
+            if ([[self queue] count]) {
+                command     = [[self queue] objectAtIndex:0];
+                [[self queue] removeObjectAtIndex:0];
+            }
 		}
 
 		if(nil != command) { 

FileTree/PathNode.m

@@ -89,9 +89,7 @@ NSURL *resolveAliases(NSURL *url)
     NSMutableArray *newSubpathsDirs = [[NSMutableArray alloc] init];
 	NSMutableArray *newSubpaths = [[NSMutableArray alloc] init];
 	
-	NSEnumerator *e = [contents objectEnumerator];
-	NSString *s;
-	while ((s = [e nextObject]))
+    for (NSString *s in contents)
 	{
 		if ([s characterAtIndex:0] == '.')
 		{

Plugins/APL/ApeTag.mm

@@ -138,10 +138,9 @@ The footer at the end of APE tagged files (can also optionally be at the front o
 -(NSDictionary*) convertToCogTag {
 	//NSLog(@"Converting ape tag to cog tag");
 	NSMutableDictionary* d = [NSMutableDictionary dictionaryWithCapacity:6];
-	NSEnumerator *e = [fields objectEnumerator]; 
 	ApeTagItem* item;
 	int n = 0;
-	while ((item = [e nextObject]) != nil) {
+    for (item in fields) {
 		if (![[item tag] compare:APE_TAG_FIELD_ARTIST]) { [d setObject:[item getString] forKey:@"artist"]; 	n++;}
 		if (![[item tag] compare:APE_TAG_FIELD_ALBUM])	{[d setObject:[item getString] forKey:@"album"];	n++;}
 		if (![[item tag] compare:APE_TAG_FIELD_TITLE])	{[d setObject:[item getString] forKey:@"title"];	n++;}
@@ -158,9 +157,8 @@ The footer at the end of APE tagged files (can also optionally be at the front o
 -(NSData*) pack {
 	int len = 0, num = 0;
 	NSMutableData* d = [NSMutableData dataWithCapacity:8];
-	NSEnumerator *e = [fields objectEnumerator]; 
 	id item;
-	while ((item = [e nextObject]) != nil) 
+    for (item in fields)
 	{
 		NSData* i = [item pack];
 		[d appendData:i];

Plugins/CueSheet/CueSheet.m

@@ -98,10 +98,8 @@
 
 	NSCharacterSet *whitespace = [NSCharacterSet whitespaceAndNewlineCharacterSet];
 
-	NSString *line;
 	NSScanner *scanner = nil;
-	NSEnumerator *e = [[contents componentsSeparatedByString:@"\n"] objectEnumerator];
-	while (line = [e nextObject])
+    for (NSString *line in [contents componentsSeparatedByString:@"\n"])
 	{
 		[scanner release];
 		scanner = [[NSScanner alloc] initWithString:line];
@@ -277,9 +275,7 @@
 
 - (CueSheetTrack *)track:(NSString *)fragment
 {
-	CueSheetTrack *t;
-	NSEnumerator *e = [tracks objectEnumerator];
-	while (t = [e nextObject]) {
+    for (CueSheetTrack *t in tracks) {
 		if ([[t track] isEqualToString:fragment]) {
 			return t;
 		}

Plugins/CueSheet/CueSheetContainer.m

@@ -33,9 +33,7 @@
 	
 	CueSheet *cuesheet = [CueSheet cueSheetWithFile:[url path]];
 
-	NSEnumerator *e = [[cuesheet tracks] objectEnumerator];
-	CueSheetTrack  *track;
-	while (track = [e nextObject]) {
+    for (CueSheetTrack *track in [cuesheet tracks]) {
 		[tracks addObject:[NSURL URLWithString:[[url absoluteString] stringByAppendingFormat:@"#%@", [track track]]]];
 	}
 	

Plugins/CueSheet/CueSheetMetadataReader.m

@@ -33,9 +33,7 @@
 	CueSheet *cuesheet = [CueSheet cueSheetWithFile:[url path]];
 
 	NSArray *tracks = [cuesheet tracks];
-	CueSheetTrack *track;
-	NSEnumerator *e = [tracks objectEnumerator];
-	while (track = [e nextObject])
+    for (CueSheetTrack *track in tracks)
 	{
 		if ([[url fragment] isEqualToString:[track track]])
 		{

Plugins/M3u/M3uContainer.m

@@ -93,12 +93,12 @@
 		return nil;
 	}
 	
-	NSString *entry;
-	NSEnumerator *e = [[contents componentsSeparatedByString:@"\n"] objectEnumerator];
 	NSMutableArray *entries = [NSMutableArray array];
 	
-	while ((entry = [[e nextObject] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]))
-	{
+    for (NSString *entry in [contents componentsSeparatedByString:@"\n"])
+    {
+        entry = [entry stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+
 		if ([entry hasPrefix:@"#"] || [entry isEqualToString:@""]) //Ignore extra info
 			continue;
 		

Plugins/Pls/PlsContainer.m

@@ -99,8 +99,10 @@
 	NSEnumerator *e = [[contents componentsSeparatedByString:@"\n"] objectEnumerator];
 	NSMutableArray *entries = [NSMutableArray array];
 	
-    while ((entry = [[e nextObject] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]))
-	{
+    for (NSString *entry in [contents componentsSeparatedByString:@"\n"])
+    {
+        entry = [entry stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+
 		NSScanner *scanner = [[NSScanner alloc] initWithString:entry];
 		NSString *lhs = nil;
 		NSString *rhs = nil;

Plugins/TagLib/TagLibMetadataReader.m

@@ -97,10 +97,7 @@
 			NSArray *fileNames = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:path error:nil];
 			NSArray *imageFileNames = [fileNames pathsMatchingExtensions:[NSImage imageFileTypes]];
 
-			NSEnumerator *imageEnumerator = [imageFileNames objectEnumerator];
-			NSString *fileName;
-				
-			while (fileName = [imageEnumerator nextObject]) {
+            for (NSString *fileName in imageFileNames) {
 				if ([TagLibMetadataReader isCoverFile:fileName]) {
 					image = [NSData dataWithContentsOfFile:[path stringByAppendingPathComponent:fileName]];
 					break;
@@ -118,10 +115,7 @@
 
 + (BOOL)isCoverFile:(NSString *)fileName
 {
-	NSEnumerator *coverEnumerator = [[TagLibMetadataReader coverNames] objectEnumerator];
-	NSString *coverFileName;
-	
-	while (coverFileName = [coverEnumerator nextObject]) {
+    for (NSString *coverFileName in [TagLibMetadataReader coverNames]) {
 		if ([[[[fileName lastPathComponent] stringByDeletingPathExtension] lowercaseString] hasSuffix:coverFileName]) {
 			return true;
 		}

ThirdParty/AppleRemote/AppleRemote.m

@@ -348,9 +348,7 @@ static AppleRemote* sharedInstance=nil;
 
 - (NSString*) validCookieSubstring: (NSString*) cookieString {
     if (cookieString == nil || [cookieString length] == 0) return nil;
-    NSEnumerator* keyEnum = [[self cookieToButtonMapping] keyEnumerator];
-    NSString* key;
-    while(key = [keyEnum nextObject]) {
+    for (NSString *key in [[self cookieToButtonMapping] allKeys]) {
         NSRange range = [cookieString rangeOfString:key];
         if (range.location == 0) return key; 
     }