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Adding Enumerable#filter_map

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[Feature #15323]
Closes: https://github.com/ruby/ruby/pull/2017
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Alfonso Jiménez 2018-11-20 11:51:08 +01:00 • committed by Nobuyoshi Nakada
parent 1ccc2eeba0
commit 0acbdd1ed0
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4 changed files with 78 additions and 1 deletions
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test/ruby/test_enumerator.rb
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@ -542,7 +542,7 @@ class TestEnumerator < Test::Unit::TestCase
def test_size_for_enum_created_from_enumerable
%i[find_all reject map flat_map partition group_by sort_by min_by max_by
minmax_by each_with_index reverse_each each_entry].each do |method|
minmax_by each_with_index reverse_each each_entry filter_map].each do |method|
assert_equal nil, @obj.send(method).size
assert_equal 42, @sized.send(method).size
end