catstodon/lib/enumerable.rb

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# frozen_string_literal: true
module Enumerable
# TODO: Remove this once stop to support Ruby 2.6
if RUBY_VERSION < '2.7.0'
def filter_map
if block_given?
result = []
each do |element|
res = yield element
result << res if res
end
result
else
Enumerator.new do |yielder|
result = []
each do |element|
res = yielder.yield element
result << res if res
end
result
end
end
end
end
end