class Deque(T)

Overview

A Deque ("double-ended queue") is a collection of objects of type T that behaves much like an Array.

Deque has a subset of Array's API. It performs better than an Array when there are frequent insertions or deletions of items near the beginning or the end.

The most typical use case of a Deque is a queue: use push to add items to the end of the queue and shift to get and remove the item at the beginning of the queue.

This Deque is implemented with a dynamic array used as a circular buffer.

Included Modules

Defined in:

ssz/codec.cr

Class Method Summary

Instance methods inherited from module Enumerable(T)

hash_tree_root : Bytes hash_tree_root, ssz_basic? : Bool ssz_basic?, ssz_encode(io : IO) ssz_encode, ssz_size : Int32 ssz_size, ssz_variable? : Bool ssz_variable?

Class methods inherited from module Enumerable(T)

ssz_basic? : Bool ssz_basic?

Instance methods inherited from class Object

ssz_basic? : Bool ssz_basic?, ssz_encode(io : IO)
ssz_encode : Bytes
ssz_encode
, ssz_fixed? : Bool ssz_fixed?, ssz_size : Int32 ssz_size, ssz_variable? : Bool ssz_variable?

Class methods inherited from class Object

ssz_basic? : Bool ssz_basic?, ssz_decode(io : IO, size : Int32 = 0)
ssz_decode(bytes : Bytes)
ssz_decode
, ssz_fixed? : Bool ssz_fixed?, ssz_variable? : Bool ssz_variable?

Class Method Detail

def self.ssz_decode(io : IO, size : Int32 = 0) #

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def self.ssz_variable? : Bool #

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