class Number::StepIterator(T, L, B)
Included Modules
Defined in:
number.crConstructors
Instance Method Summary
-
#next
Returns the next element in this iterator, or
Iterator::Stop::INSTANCE
if there are no more elements. -
#sum(initial)
Overrides
Enumerable#sum
to use more performant implementation on integer ranges.
Instance methods inherited from module Iterator(T)
chain(other : Iterator(U)) forall U
chain,
chunk(reuse = false, &block : T -> U) forall T, U
chunk,
chunk_while(reuse : Bool | Array(T) = false, &block : T, T -> B) forall B
chunk_while,
compact_map(&func : T -> _)
compact_map,
cons(n : Int, reuse = false)
cons,
cons_pair : Iterator(Tuple(T, T))
cons_pair,
cycle(n : Int)cycle cycle, each
each(&) : Nil each, each_slice(n, reuse = false) each_slice, first(n : Int) first, flat_map(&func : T -> _) flat_map, flatten flatten, in_groups_of(size : Int, filled_up_with = nil, reuse = false) in_groups_of, map(&func : T -> U) forall U map, next next, reject(&func : T -> U) forall U
reject(type : U.class) forall U
reject(pattern) reject, select(&func : T -> U) forall U
select(type : U.class) forall U
select(pattern) select, skip(n : Int) skip, skip_while(&func : T -> U) forall U skip_while, slice(n : Int, reuse = false) slice, slice_after(pattern, reuse : Bool | Array(T) = false)
slice_after(reuse : Bool | Array(T) = false, &block : T -> B) forall B slice_after, slice_before(pattern, reuse : Bool | Array(T) = false)
slice_before(reuse : Bool | Array(T) = false, &block : T -> B) forall B slice_before, slice_when(reuse : Bool | Array(T) = false, &block : T, T -> B) forall B slice_when, step(n : Int) step, stop stop, take_while(&func : T -> U) forall U take_while, tap(&block : T -> ) tap, uniq(&func : T -> U) forall U
uniq uniq, with_index(offset : Int = 0, &)
with_index(offset : Int = 0) with_index, with_object(obj, &)
with_object(obj) with_object, zip(*others : Iterator) : Iterator zip
Class methods inherited from module Iterator(T)
chain(iters : Iterator(Iter)) forall Iterchain(iters : Iterable(Iter)) forall Iter chain, of(element : T)
of(&block : -> T) of, stop stop
Instance methods inherited from module Enumerable(T)
all?(&)all?(pattern)
all? all?, any?(&)
any?(pattern)
any? any?, chunks(&block : T -> U) forall U chunks, compact_map(&) compact_map, count(&)
count(item) count, cycle(&)
cycle(n, &) cycle, each(&block : T -> _) each, each_cons(count : Int, reuse = false, &) each_cons, each_cons_pair(& : T, T -> _) : Nil each_cons_pair, each_slice(count : Int, reuse = false, &) each_slice, each_with_index(offset = 0, &) each_with_index, each_with_object(obj, &) each_with_object, empty? empty?, find(if_none = nil, &) find, first(&)
first(count : Int)
first first, first? first?, flat_map(&block : T -> _) flat_map, group_by(&block : T -> U) forall U group_by, in_groups_of(size : Int, filled_up_with : U = nil) forall U
in_groups_of(size : Int, filled_up_with : U = nil, reuse = false, &) forall U in_groups_of, includes?(obj) includes?, index(&)
index(obj) index, index_by(&block : T -> U) forall U index_by, join(separator = "", & : T -> )
join(separator, io : IO, &)
join(io : IO, separator = "", & : T, IO -> )
join(separator = "")
join(separator, io : IO)
join(io : IO, separator = "") join, map(&block : T -> U) forall U map, map_with_index(offset = 0, &block : T, Int32 -> U) forall U map_with_index, max max, max? max?, max_by(&block : T -> U) forall U max_by, max_by?(&block : T -> U) forall U max_by?, max_of(&block : T -> U) forall U max_of, max_of?(&block : T -> U) forall U max_of?, min min, min? min?, min_by(&block : T -> U) forall U min_by, min_by?(&block : T -> U) forall U min_by?, min_of(&block : T -> U) forall U min_of, min_of?(&block : T -> U) forall U min_of?, minmax minmax, minmax? minmax?, minmax_by(&block : T -> U) forall U minmax_by, minmax_by?(&block : T -> U) forall U minmax_by?, minmax_of(&block : T -> U) forall U minmax_of, minmax_of?(&block : T -> U) forall U minmax_of?, none?(pattern)
none?(&)
none? none?, one?(&)
one?(pattern)
one? one?, partition(&) partition, product(initial : Number)
product
product(initial : Number, &)
product(&) product, reduce(memo, &)
reduce(&) reduce, reduce?(&) reduce?, reject(pattern)
reject(type : U.class) forall U
reject(&block : T -> ) reject, sample(n : Int, random = Random::DEFAULT)
sample(random = Random::DEFAULT) sample, select(pattern)
select(type : U.class) forall U
select(&block : T -> ) select, size size, skip(count : Int) skip, skip_while(&) skip_while, sum(initial)
sum
sum(initial, &)
sum(&) sum, take_while(&) take_while, tally : Hash(T, Int32) tally, to_a to_a, to_h
to_h(&block : T -> Tuple(K, V)) forall K, V to_h, to_set to_set, zip(*others : Indexable | Iterable | Iterator, &)
zip(*others : Indexable | Iterable | Iterator) zip, zip?(*others : Indexable | Iterable | Iterator, &)
zip?(*others : Indexable | Iterable | Iterator) zip?
Instance methods inherited from class Reference
==(other : self)==(other : JSON::Any)
==(other : YAML::Any)
==(other) ==, dup dup, hash(hasher) hash, inspect(io : IO) : Nil inspect, object_id : UInt64 object_id, pretty_print(pp) : Nil pretty_print, same?(other : Reference)
same?(other : Nil) same?, to_s(io : IO) : Nil to_s
Constructor methods inherited from class Reference
new
new
Instance methods inherited from class Object
! : Bool
!,
!=(other)
!=,
!~(other)
!~,
==(other)
==,
===(other : JSON::Any)===(other : YAML::Any)
===(other) ===, =~(other) =~, as(type : Class) as, as?(type : Class) as?, class class, dup dup, hash(hasher)
hash hash, in?(*values : Object) : Bool
in?(collection) : Bool in?, inspect : String
inspect(io : IO) : Nil inspect, is_a?(type : Class) : Bool is_a?, itself itself, nil? : Bool nil?, not_nil! not_nil!, pretty_inspect(width = 79, newline = "\n", indent = 0) : String pretty_inspect, pretty_print(pp : PrettyPrint) : Nil pretty_print, responds_to?(name : Symbol) : Bool responds_to?, tap(&) tap, to_json(io : IO)
to_json to_json, to_pretty_json(io : IO, indent : String = " ")
to_pretty_json(indent : String = " ") to_pretty_json, to_s : String
to_s(io : IO) : Nil to_s, to_yaml(io : IO)
to_yaml to_yaml, try(&) try, unsafe_as(type : T.class) forall T unsafe_as
Class methods inherited from class Object
from_json(string_or_io, root : String)from_json(string_or_io) from_json, from_yaml(string_or_io : String | IO) from_yaml
Constructor Detail
Instance Method Detail
def next
#
Description copied from module Iterator(T)
Returns the next element in this iterator, or Iterator::Stop::INSTANCE
if there
are no more elements.
def sum(initial)
#
Overrides Enumerable#sum
to use more performant implementation on integer
ranges.