change renamed classes in other files, break swift sample

Author: morganchen12

FirebaseDatabaseUI/FUIArray.h

@@ -39,7 +39,7 @@ NS_ASSUME_NONNULL_BEGIN
 @end
 
 /**
- * FirebaseArray provides an array structure that is synchronized with a Firebase reference or
+ * FUIArray provides an array structure that is synchronized with a Firebase reference or
  * query. It is useful for building custom data structures or sources, and provides the base for
  * FirebaseDataSource.
  */
@@ -52,27 +52,27 @@ NS_ASSUME_NONNULL_BEGIN
 @property(weak, nonatomic, nullable) id<FUIArrayDelegate> delegate;
 
 /**
- * The query on a Firebase reference that provides data to populate the instance of FirebaseArray.
+ * The query on a Firebase reference that provides data to populate the array.
  */
 @property(strong, nonatomic) id<FIRDataObservable> query;
 
 /**
- * The number of objects in the FirebaseArray.
+ * The number of objects in the array.
  */
 @property(nonatomic, readonly) NSUInteger count;
 
 /**
- * The items currently in the FirebaseArray.
+ * The items currently in the array.
  */
 @property(nonatomic, readonly, copy) NSArray *items;
 
 #pragma mark - Initializer methods
 
 /**
- * Initalizes FirebaseArray with a Firebase query (FIRDatabaseQuery) or database reference
+ * Initalizes an FUIArray with a Firebase query (FIRDatabaseQuery) or database reference
  * (FIRDatabaseReference).
  * @param query A query or Firebase database reference
- * @return A FirebaseArray instance
+ * @return An FUIArray instance
  */
 - (instancetype)initWithQuery:(id<FIRDataObservable>)query NS_DESIGNATED_INITIALIZER;
 
@@ -81,14 +81,14 @@ NS_ASSUME_NONNULL_BEGIN
 #pragma mark - Public API methods
 
 /**
- * Returns an object at a specific index in the FirebaseArray.
+ * Returns an object at a specific index in the array.
  * @param index The index of the item to retrieve
  * @return The object at the given index
  */
 - (id)objectAtIndex:(NSUInteger)index;
 
 /**
- * Returns a Firebase reference for an object at a specific index in the FirebaseArray.
+ * Returns a Firebase reference for an object at a specific index in the array.
  * @param index The index of the item to retrieve a reference for
  * @return A Firebase reference for the object at the given index
  */

FirebaseDatabaseUI/FUIArray.m

@@ -23,7 +23,7 @@
 @interface FUIArray ()
 
 /**
- * The backing collection that holds all of the FirebaseArray's data.
+ * The backing collection that holds all of the array's data.
  */
 @property(strong, nonatomic) NSMutableArray<FIRDataSnapshot *> *snapshots;
 

FirebaseDatabaseUI/FUIArrayDelegate.h

@@ -21,54 +21,45 @@
 @class FUIArray;
 
 /**
- * A protocol to allow instances of FirebaseArray to raise events through a
- * delegate. Raises all
- * Firebase events except FIRDataEventTypeValue.
+ * A protocol to allow instances of FUIArray to raise events through a
+ * delegate. Raises all Firebase events except FIRDataEventTypeValue.
  */
 @protocol FUIArrayDelegate<NSObject>
 
 @optional
 
 /**
- * Delegate method which is called whenever an object is added to a
- * FirebaseArray. On a
- * FirebaseArray synchronized to a Firebase reference, this corresponds to an
- * [FIRDataEventTypeChildAdded](https://www.firebase.com/docs/ios/guide/retrieving-data.html#section-event-types)
- * event being raised.
- * @param object The object added to the FirebaseArray
+ * Delegate method which is called whenever an object is added to an FUIArray.
+ * On a FUIArray synchronized to a Firebase reference, this corresponds to an
+ * @c FIRDataEventTypeChildAdded event being raised.
+ * @param object The object added to the FUIArray
  * @param index The index the child was added at
  */
 - (void)array:(FUIArray *)array didAddObject:(id)object atIndex:(NSUInteger)index;
 
 /**
- * Delegate method which is called whenever an object is chinged in a
- * FirebaseArray. On a
- * FirebaseArray synchronized to a Firebase reference, this corresponds to an
- * [FIRDataEventTypeChildChanged](https://www.firebase.com/docs/ios/guide/retrieving-data.html#section-event-types)
- * event being raised.
- * @param object The object that changed in the FirebaseArray
+ * Delegate method which is called whenever an object is changed in an
+ * FUIArray. On a FUIArray synchronized to a Firebase reference, this
+ * corresponds to an @c FIRDataEventTypeChildChanged event being raised.
+ * @param object The object that changed in the FUIArray
  * @param index The index the child was changed at
  */
 - (void)array:(FUIArray *)array didChangeObject:(id)object atIndex:(NSUInteger)index;
 
 /**
- * Delegate method which is called whenever an object is removed from a
- * FirebaseArray. On a
- * FirebaseArray synchronized to a Firebase reference, this corresponds to an
- * [FIRDataEventTypeChildRemoved](https://www.firebase.com/docs/ios/guide/retrieving-data.html#section-event-types)
- * event being raised.
- * @param object The object removed from the FirebaseArray
+ * Delegate method which is called whenever an object is removed from an
+ * FUIArray. On a FUIArray synchronized to a Firebase reference, this
+ * corresponds to an @c FIRDataEventTypeChildRemoved event being raised.
+ * @param object The object removed from the FUIArray
  * @param index The index the child was removed at
  */
 - (void)array:(FUIArray *)array didRemoveObject:(id)object atIndex:(NSUInteger)index;
 
 /**
  * Delegate method which is called whenever an object is moved within a
- * FirebaseArray. On a
- * FirebaseArray synchronized to a Firebase reference, this corresponds to an
- * [FIRDataEventTypeChildMoved](https://www.firebase.com/docs/ios/guide/retrieving-data.html#section-event-types)
- * event being raised.
- * @param object The object that has moved locations in the FirebaseArray
+ * FUIArray. On a FUIArray synchronized to a Firebase reference, this
+ * corresponds to an @c FIRDataEventTypeChildMoved event being raised.
+ * @param object The object that has moved locations in the FUIArray
  * @param fromIndex The index the child is being moved from
  * @param toIndex The index the child is being moved to
  */