Small fixes

NSFileManagerX.m

@@ -11,7 +11,7 @@ + (NSURL *)URLForDirectory:(NSSearchPathDirectory)directory
 
 + (NSString *)pathForDirectory:(NSSearchPathDirectory)directory
 {
-    return NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES)[0];
+    return NSSearchPathForDirectoriesInDomains(directory, NSUserDomainMask, YES)[0];
 }
 
 + (NSURL *)documentsURL
@@ -60,7 +60,7 @@ + (BOOL)addSkipBackupAttributeToFile:(NSString *)path
         if (-1 != getxattr(filePath, attrName, NULL, sizeof(u_int8_t), 0, 0))
             removexattr(filePath, attrName, 0);
 
-        return [[NSURL fileURLWithPath:path] setResourceValue:@(YES) forKey:NSURLIsExcludedFromBackupKey error:nil];
+        return [[NSURL.alloc initFileURLWithPath:path] setResourceValue:@(YES) forKey:NSURLIsExcludedFromBackupKey error:nil];
     }
 }
 

NSManagedObjectContextX.h

@@ -26,7 +26,14 @@
  @param limit A fetch limit of objects to return. Zero means unlimited.
  @return An array of fetched objects.
  */
-- (NSArray *)objectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDecriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit;
+- (NSArray *)objectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDescriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit;
+
+/**
+ Delete several objects.
+ 
+ @param objects Objects to delete.
+ */
+- (void)deleteObjects:(NSArray *)objects;
 
 /**
  Delete several objects.
@@ -36,6 +43,6 @@
  @param sortDescriptors A list of sorting rules.
  @param limit A fetch limit of objects to delete. Zero means unlimited.
  */
-- (void)deleteObjectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDecriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit;
+- (void)deleteObjectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDescriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit;
 
 @end

NSManagedObjectContextX.m

@@ -4,14 +4,14 @@ @implementation NSManagedObjectContext (X)
 
 - (NSManagedObject *)newObjectOfEntity:(NSString *)name
 {
-    return [NSManagedObject.alloc initWithEntity:[NSEntityDescription entityForName:name inManagedObjectContext:self] insertIntoManagedObjectContext:self];
+    return [NSManagedObject.alloc initWithEntity:self.persistentStoreCoordinator.managedObjectModel.entitiesByName[name] insertIntoManagedObjectContext:self];
 }
 
-- (NSArray *)objectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDecriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit
+- (NSArray *)objectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDescriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit
 {
     NSFetchRequest *request = NSFetchRequest.new;
-    
-    request.entity = [NSEntityDescription entityForName:name inManagedObjectContext:self];
+
+    request.entity = self.persistentStoreCoordinator.managedObjectModel.entitiesByName[name];
     request.predicate = predicate;
     request.fetchLimit = limit;
 
@@ -21,17 +21,20 @@ - (NSArray *)objectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predi
     return [self executeFetchRequest:request error:nil];
 }
 
-- (void)deleteObjectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDecriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit
+- (void)deleteObjects:(NSArray *)objects
 {
+    for (NSManagedObject *object in objects)
     @try
     {
-        NSArray *toRemove = [self objectsOfEntity:name withPredicate:predicate sortDecriptors:sortDescriptors andFetchLimit:limit];
-
-        for (NSManagedObject *object in toRemove)
-            [self deleteObject:object];
+        [self deleteObject:object];
     }
     @catch (NSException *exception)
     {}
 }
 
+- (void)deleteObjectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDescriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit
+{
+    [self deleteObjects:[self objectsOfEntity:name withPredicate:predicate sortDescriptors:sortDescriptors andFetchLimit:limit]];
+}
+
 @end

NSURLX.m

@@ -4,7 +4,18 @@ @implementation NSURL (X)
 
 - (NSURL *)hostURL
 {
-	return [NSURL URLWithString:[NSString stringWithFormat:@"%@://%@", self.scheme, self.host]];
+    NSMutableString *ret = NSMutableString.new;
+
+    if (self.scheme.length)
+        [ret appendFormat:@"%@://", self.scheme];
+
+    if (self.host.length)
+        [ret appendString:self.host];
+
+    if (self.port)
+        [ret appendFormat:@":%@", self.port];
+
+	return [NSURL.alloc initWithString:ret];
 }
 
 @end

README.md

@@ -61,10 +61,13 @@ to your precompiled header, and you'll boost Cocoa with the following stuff (in
     - (NSManagedObject *)newObjectOfEntity:(NSString *)name;
 
     //fetch objects with options, zero limit means unlimited
-    - (NSArray *)objectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDecriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit;
+    - (NSArray *)objectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate sortDescriptors:(NSArray *)sortDescriptors andFetchLimit:(NSUInteger)limit;
+
+    //delete multiple objects
+    - (void)deleteObjects:(NSArray *)objects;
 
     //delete objects with options
-    - (void)deleteObjectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate andSortDecriptors:(NSArray *)sortDescriptors;
+    - (void)deleteObjectsOfEntity:(NSString *)name withPredicate:(NSPredicate *)predicate andSortDescriptors:(NSArray *)sortDescriptors;
 
 #### NSMutableArray
 

UIApplicationX.m

@@ -51,7 +51,7 @@ + (NSArray *)backtrace
     void *stack[0x80];
     int count = backtrace(stack, sizeof(stack)/sizeof(stack[0]));
     char **strings = backtrace_symbols(stack, count);
-    NSMutableArray *ret = [NSMutableArray arrayWithCapacity:count];
+    NSMutableArray *ret = [NSMutableArray.alloc initWithCapacity:count];
 
     for (int i = 0; i < count; ++i)
 	 	[ret addObject:@(strings[i])];

UIDeviceX.m

@@ -36,7 +36,7 @@ + (BOOL)isPad8Inch
 
     sysctlbyname("hw.machine", machine, &size, NULL, 0);
 
-    NSString *platform = [NSString stringWithUTF8String:machine];
+    NSString *platform = [NSString.alloc initWithUTF8String:machine];
 
     free(machine);
 
@@ -77,7 +77,7 @@ + (NSString *)MacAddressOfInterface:(NSString *)interface
     sdl = (struct sockaddr_dl *)(ifm + 1);
     mac = (unsigned char *)LLADDR(sdl);
 
-    NSString *ret = [NSString stringWithFormat:@"%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]];
+    NSString *ret = [NSString.alloc initWithFormat:@"%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]];
 
     free(buf);
 

UIImageX.m

@@ -4,12 +4,12 @@ @implementation UIImage (X)
 
 - (id)initWithContentsOfURL:(NSURL *)URL
 {
-    return [self initWithData:[NSData dataWithContentsOfURL:URL]];
+    return [self initWithData:[NSData.alloc initWithContentsOfURL:URL]];
 }
 
 + (UIImage *)imageWithContentsOfURL:(NSURL *)URL
 {
-    return [UIImage imageWithData:[NSData dataWithContentsOfURL:URL]];
+    return [UIImage imageWithData:[NSData.alloc initWithContentsOfURL:URL]];
 }
 
 @end

UIWebViewX.m

@@ -4,7 +4,7 @@ @implementation UIWebView (X)
 
 - (void)loadHTMLString:(NSString *)string baseURL:(NSURL *)baseURL font:(UIFont *)font
 {
-    [self loadHTMLString:[NSString stringWithFormat:@"<html> \n<style type=\"text/css\"> \nbody {font-family: \"%@\"; font-size: %f;}\n</style> \n</head> \n<body>%@</body> \n</html>", font.fontName, font.pointSize, string] baseURL:baseURL];
+    [self loadHTMLString:[NSString.alloc initWithFormat:@"<html> \n<style type=\"text/css\"> \nbody {font-family: \"%@\"; font-size: %f;}\n</style> \n</head> \n<body>%@</body> \n</html>", font.fontName, font.pointSize, string] baseURL:baseURL];
 }
 
 - (void)clearCookies