Sha256: ca6d7696893b25b3d82203f411deb42a355d3ed2983c5666643b940f3e7493f8
Contents?: true
Size: 988 Bytes
Versions: 25
Compression:
Stored size: 988 Bytes
Contents
# frozen_string_literal: true
module Dynflow
class Director
class QueueHash
include Algebrick::TypeCheck
def initialize(key_type = Object, value_type = Object)
@key_type = key_type
@value_type = value_type
@stash = Hash.new { |hash, key| hash[key] = [] }
end
def push(key, value)
Type! key, @key_type
Type! value, @value_type
@stash[key].push value
end
def shift(key)
return nil unless present? key
@stash[key].shift.tap { @stash.delete(key) if @stash[key].empty? }
end
def present?(key)
@stash.key?(key)
end
def empty?(key)
!present?(key)
end
def clear
ret = @stash.dup
@stash.clear
ret
end
def size(key)
return 0 if empty?(key)
@stash[key].size
end
def first(key)
return nil if empty?(key)
@stash[key].first
end
end
end
end
Version data entries
25 entries across 25 versions & 1 rubygems