Sha256: efb0968aafb4063b33383b077b5a5c1604cbd3eb1d2eed249751123571c9edde
Contents?: true
Size: 576 Bytes
Versions: 10
Compression:
Stored size: 576 Bytes
Contents
module Enumerable
# Recursively iterate over all Enumerable elements, or
# subset given :type=>[type1, type2, ...].
#
# [1, 2, 8..9].visit{ |x| x.succ }
# # => [2, 3, [9, 10]]
#
def visit(opts={}, &block)
type = opts[:type] ? [opts[:type]].flatten : [Enumerable]
skip = opts[:skip]
map do |v|
case v
when String # b/c of 1.8
block.call(v)
when *type
v.visit(opts, &block)
else
if skip && Enumerable === v
v
else
block.call(v)
end
end
end
end
end
Version data entries
10 entries across 9 versions & 2 rubygems