RACEmptySequence Class Reference

Inherits from	RACSequence : RACStream : NSObject
Declared in	RACEmptySequence.h RACEmptySequence.m

Overview

Private class representing an empty sequence.

Returns an empty stream.

+ (instancetype)empty

RACStream.h

The first object in the sequence, or nil if the sequence is empty.

- (id)head

Subclasses must provide an implementation of this method.

RACSequence.h

All but the first object in the sequence, or nil if the sequence is empty.

- (RACSequence *)tail

Subclasses must provide an implementation of this method.

RACSequence.h