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Versions: 26
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Contents
# encoding: UTF-8
# Copyright 2012 Twitter, Inc
# http://www.apache.org/licenses/LICENSE-2.0
require 'base64'
module TwitterCldr
module Segmentation
class CategoryTable
PACK_FMT_16 = 'NNn'.freeze
class << self
def load16(data)
data = Base64.decode64(data)
new(
(0...data.size).step(10).map do |i|
data[i...(i + 10)].unpack(PACK_FMT_16)
end
)
end
end
attr_reader :values
def initialize(values)
@values = values
end
def get(codepoint)
find(codepoint)[2]
end
def dump16
data = ''.b.tap do |result|
values.each do |vals|
result << vals.pack(PACK_FMT_16)
end
end
Base64.encode64(data)
end
private
def find(codepoint)
cache[codepoint] ||= values.bsearch do |entry|
next -1 if codepoint < entry[0]
next 1 if codepoint > entry[1]
0
end
end
def cache
@cache ||= {}
end
end
end
end
Version data entries
26 entries across 26 versions & 1 rubygems