Sha256: a296f3ebf3088a6047d5779a94e5c7181030a23b5060385cddbb9a51c36d38ad
Contents?: true
Size: 728 Bytes
Versions: 37
Compression:
Stored size: 728 Bytes
Contents
unless Enumerable.method_defined? :chunk_while
require 'backports/tools/arguments'
require 'backports/1.9.1/enumerator/new'
module Enumerable
def chunk_while(&block)
raise ArgumentError, 'tried to create Proc object without a block' unless block
enum = self
Enumerator.new do |y|
acc = []
prev = Backports::Undefined
enum.each do |*elem|
elem = elem.first if elem.length == 1
unless prev == Backports::Undefined
unless block.call(prev, elem)
y.yield acc
acc = []
end
end
acc << elem
prev = elem
end
y.yield acc unless acc.empty?
end
end
end
end
Version data entries
37 entries across 37 versions & 3 rubygems