in lib/twitter_cldr/js/renderers/implementation/shared/bidi_renderer.rb [39:49]
def code_points_by_category
(0..0x10FFFF).inject({}) do |ret, i|
cp = TwitterCldr::Shared::CodePoint.find(i)
if cp
ret[cp.bidi_class] ||= []
ret[cp.bidi_class] << i
end
ret
end
end