diff options
Diffstat (limited to 'activesupport/lib/active_support/multibyte/unicode_database.rb')
| -rw-r--r-- | activesupport/lib/active_support/multibyte/unicode_database.rb | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/activesupport/lib/active_support/multibyte/unicode_database.rb b/activesupport/lib/active_support/multibyte/unicode_database.rb deleted file mode 100644 index 074ad8613a..0000000000 --- a/activesupport/lib/active_support/multibyte/unicode_database.rb +++ /dev/null @@ -1,71 +0,0 @@ -# encoding: utf-8 - -module ActiveSupport #:nodoc: - module Multibyte #:nodoc: - # Holds data about a codepoint in the Unicode database - class Codepoint - attr_accessor :code, :combining_class, :decomp_type, :decomp_mapping, :uppercase_mapping, :lowercase_mapping - end - - # Holds static data from the Unicode database - class UnicodeDatabase - ATTRIBUTES = :codepoints, :composition_exclusion, :composition_map, :boundary, :cp1252 - - attr_writer(*ATTRIBUTES) - - def initialize - @codepoints = Hash.new(Codepoint.new) - @composition_exclusion = [] - @composition_map = {} - @boundary = {} - @cp1252 = {} - end - - # Lazy load the Unicode database so it's only loaded when it's actually used - ATTRIBUTES.each do |attr_name| - class_eval(<<-EOS, __FILE__, __LINE__ + 1) - def #{attr_name} # def codepoints - load # load - @#{attr_name} # @codepoints - end # end - EOS - end - - # Loads the Unicode database and returns all the internal objects of UnicodeDatabase. - def load - begin - @codepoints, @composition_exclusion, @composition_map, @boundary, @cp1252 = File.open(self.class.filename, 'rb') { |f| Marshal.load f.read } - rescue Exception => e - raise IOError.new("Couldn't load the Unicode tables for UTF8Handler (#{e.message}), ActiveSupport::Multibyte is unusable") - end - - # Redefine the === method so we can write shorter rules for grapheme cluster breaks - @boundary.each do |k,_| - @boundary[k].instance_eval do - def ===(other) - detect { |i| i === other } ? true : false - end - end if @boundary[k].kind_of?(Array) - end - - # define attr_reader methods for the instance variables - class << self - attr_reader(*ATTRIBUTES) - end - end - - # Returns the directory in which the data files are stored - def self.dirname - File.dirname(__FILE__) + '/../values/' - end - - # Returns the filename for the data file for this version - def self.filename - File.expand_path File.join(dirname, "unicode_tables.dat") - end - end - - # UniCode Database - UCD = UnicodeDatabase.new - end -end
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