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Added subscripting support to FirebaseArray #38

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Merged
merged 1 commit into from
Feb 10, 2016
Merged

Added subscripting support to FirebaseArray #38

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13 changes: 13 additions & 0 deletions FirebaseUI/Core/API/FirebaseArray.h
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Original file line number Diff line number Diff line change
Expand Up @@ -102,6 +102,19 @@
*/
- (Firebase *)refForIndex:(NSUInteger)index;

/**
* Support for subscripting. Resolves to objectAtIndex:
* @param index The index of the item to retrieve
* @return The object at the given index
*/
- (id)objectAtIndexedSubscript:(NSUInteger)idx;

/**
* Support for subscripting. This method is unused and trying to write directly to the
* array using subscripting will cause an assertion.
*/
- (void)setObject:(id)obj atIndexedSubscript:(NSUInteger)idx;

#pragma mark -
#pragma mark Private API methods

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8 changes: 8 additions & 0 deletions FirebaseUI/Core/Implementation/FirebaseArray.m
100644 → 100755
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Expand Up @@ -152,4 +152,12 @@ - (Firebase *)refForIndex:(NSUInteger)index {
return [(FDataSnapshot *)[self.snapshots objectAtIndex:index] ref];
}

- (id)objectAtIndexedSubscript:(NSUInteger)index{
return [self objectAtIndex:index];
}

- (void)setObject:(id)obj atIndexedSubscript:(NSUInteger)index{
NSAssert(NO, @"Subscripting is read-only on FirebaseArray");
}

@end