module Tr39Confusables

Public Class Methods

is_confusable?(a, b) click to toggle source

# File lib/tr39_confusables.rb, line 11
def self.is_confusable?(a, b)
  skeleton(a) == skeleton(b)
end

skeleton(string) click to toggle source

# File lib/tr39_confusables.rb, line 6
def self.skeleton(string)
  string = UNF::Normalizer.normalize(string, :nfc)
  UNF::Normalizer.normalize(mapping(string), :nfc)
end

Private Class Methods

mapping(string) click to toggle source

# File lib/tr39_confusables.rb, line 17
def self.mapping(string)
  string.chars.map { |c| @@table.fetch(c, c) }.join
end