Class: ActiveSupport::Multibyte::Unicode::UnicodeDatabase
- Defined in:
- lib/active_support/multibyte/unicode.rb
Overview
Holds static data from the Unicode database.
Constant Summary collapse
- ATTRIBUTES =
:codepoints, :composition_exclusion, :composition_map, :boundary, :cp1252
Class Method Summary collapse
-
.dirname ⇒ Object
Returns the directory in which the data files are stored.
-
.filename ⇒ Object
Returns the filename for the data file for this version.
Instance Method Summary collapse
-
#initialize ⇒ UnicodeDatabase
constructor
A new instance of UnicodeDatabase.
-
#load ⇒ Object
Loads the Unicode database and returns all the internal objects of UnicodeDatabase.
Constructor Details
#initialize ⇒ UnicodeDatabase
Returns a new instance of UnicodeDatabase.
313 314 315 316 317 318 319 |
# File 'lib/active_support/multibyte/unicode.rb', line 313 def initialize @codepoints = Hash.new(Codepoint.new) @composition_exclusion = [] @composition_map = {} @boundary = {} @cp1252 = {} end |
Class Method Details
Instance Method Details
#load ⇒ Object
Loads the Unicode database and returns all the internal objects of UnicodeDatabase.
333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 |
# File 'lib/active_support/multibyte/unicode.rb', line 333 def load begin @codepoints, @composition_exclusion, @composition_map, @boundary, @cp1252 = File.open(self.class.filename, 'rb') { |f| Marshal.load f.read } rescue => e raise IOError.new("Couldn't load the Unicode tables for UTF8Handler (#{e.}), 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 |