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YAML.safe_load and ruby's unicode_normalize method #15

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YAML.safe_load and ruby's unicode_normalize method #15

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067c2ee
uses ruby's unicode_normalize method (added in ruby 2.2)
localhostdotdev Apr 13, 2019
eb6794d
safe_load yaml
localhostdotdev Apr 13, 2019
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16 changes: 3 additions & 13 deletions lib/unidecoder.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -2,10 +2,9 @@

# Utilities for transliterating UTF-8 strings to ASCII.
module Unidecoder

# Contains Unicode codepoints, loading as needed from YAML files.
CODEPOINTS = Hash.new { |h, k|
h[k] = YAML::load_file(File.expand_path("../unidecoder/data/#{k}.yml", __FILE__))
h[k] = YAML.safe_load(File.read(File.expand_path("../unidecoder/data/#{k}.yml", __FILE__)))
} unless defined?(CODEPOINTS)

module StringExtensions
Expand Down Expand Up @@ -60,19 +59,10 @@ def in_yaml_file(character)
"#{code_group(unpacked)}.yml (line #{grouped_point(unpacked) + 2})"
end

def define_normalize(library = nil, &block)
return if method_defined? :normalize
begin
require library if library
define_method(:normalize, &block)
rescue LoadError
end
def normalize(str)
str.unicode_normalize
end

define_normalize("unicode") {|str| Unicode.normalize_C(str)}
define_normalize("active_support") {|str| ActiveSupport::Multibyte::Chars.new(str).normalize(:c).to_s}
define_normalize {|str| str}

def decode_char(char)
unpacked = char.unpack("U")[0]
CODEPOINTS[code_group(unpacked)][grouped_point(unpacked)]
Expand Down