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https://github.com/firebase/firebase-ios-sdk
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45 lines
1.5 KiB
Objective-C
45 lines
1.5 KiB
Objective-C
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#import <Foundation/Foundation.h>
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NS_ASSUME_NONNULL_BEGIN
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/**
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* FSTImmutableSortedSet is a set. It is immutable, but has methods to create new sets that are
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* mutations of it, in an efficient way.
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*/
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@interface FSTImmutableSortedSet <KeyType> : NSObject
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+ (FSTImmutableSortedSet<KeyType> *)setWithComparator:(NSComparator)comparator;
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+ (FSTImmutableSortedSet<KeyType> *)setWithKeysFromDictionary:(NSDictionary<KeyType, id> *)array
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comparator:(NSComparator)comparator;
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- (BOOL)containsObject:(KeyType)object;
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- (FSTImmutableSortedSet<KeyType> *)setByAddingObject:(KeyType)object;
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- (FSTImmutableSortedSet<KeyType> *)setByRemovingObject:(KeyType)object;
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- (KeyType)firstObject;
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- (KeyType)lastObject;
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- (NSUInteger)count;
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- (BOOL)isEmpty;
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/**
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* Returns the index of the object or NSNotFound if the object is not found.
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*
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* @param object The object to return the index for.
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* @return The index of the object, or NSNotFound if not found.
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*/
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- (NSUInteger)indexOfObject:(KeyType)object;
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- (void)enumerateObjectsUsingBlock:(void (^)(KeyType obj, BOOL *stop))block;
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- (void)enumerateObjectsFrom:(KeyType)start
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to:(_Nullable KeyType)end
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usingBlock:(void (^)(KeyType obj, BOOL *stop))block;
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- (void)enumerateObjectsReverse:(BOOL)reverse usingBlock:(void (^)(KeyType obj, BOOL *stop))block;
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- (NSEnumerator<KeyType> *)objectEnumerator;
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- (NSEnumerator<KeyType> *)objectEnumeratorFrom:(KeyType)startKey;
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@end
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NS_ASSUME_NONNULL_END
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