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Contents
#--
# Author:: Tyler Rick
# Copyright:: Copyright (c) 2007 QualitySmith, Inc.
# License:: Ruby License
# Submit to Facets?:: Yes.
#++
class Array
# A lot like array.flatten, except that it will also "flatten" ranges (by converting range to range.to_a) and any other objects that respond to to_a contained in the array in addition to arrays contained in the array.
# Compare with Array#expand_ranges
def to_a_recursive
map do |item|
# Assume that all arrays contain only elements that do not respond to to_a_recursive or arrays.
if item.respond_to? :to_a_recursive
item.to_a_recursive
else
item.to_a
end
end
end
end
# _____ _
# |_ _|__ ___| |_
# | |/ _ \/ __| __|
# | | __/\__ \ |_
# |_|\___||___/\__|
#
=begin test
require 'test/unit'
class TheTest < Test::Unit::TestCase
def test_1
assert_equal [[1, 2, 3], [5, 6, 7]], [1..3, 5..7].to_a_recursive
end
def test_2
assert_equal [[1, 2, 3], [ [5, 6, 7], [9, 10] ] ], [1..3, [5..7, 9..10]].to_a_recursive
end
end
=end
Version data entries
18 entries across 18 versions & 2 rubygems