parse_codepoints

# File activesupport/lib/active_support/multibyte/generators/generate_tables.rb, line 40
    def parse_codepoints(line)
      codepoint = Codepoint.new
      raise "Could not parse input." unless line =~ /^
        ([0-9A-F]+);        # code
        ([^;]+);            # name
        ([A-Z]+);           # general category
        ([0-9]+);           # canonical combining class
        ([A-Z]+);           # bidi class
        (<([A-Z]*)>)?       # decomposition type
        ((\ ?[0-9A-F]+)*);  # decompomposition mapping
        ([0-9]*);           # decimal digit
        ([0-9]*);           # digit
        ([^;]*);            # numeric
        ([YN]*);            # bidi mirrored
        ([^;]*);            # unicode 1.0 name
        ([^;]*);            # iso comment
        ([0-9A-F]*);        # simple uppercase mapping
        ([0-9A-F]*);        # simple lowercase mapping
        ([0-9A-F]*)$/ix     # simple titlecase mapping
      codepoint.code              = $1.hex
      #codepoint.name              = $2
      #codepoint.category          = $3
      codepoint.combining_class   = Integer($4)
      #codepoint.bidi_class        = $5
      codepoint.decomp_type       = $7
      codepoint.decomp_mapping    = ($8=='') ? nil : $8.split.collect { |element| element.hex }
      #codepoint.bidi_mirrored     = ($13=='Y') ? true : false
      codepoint.uppercase_mapping = ($16=='') ? 0 : $16.hex
      codepoint.lowercase_mapping = ($17=='') ? 0 : $17.hex
      #codepoint.titlecase_mapping = ($18=='') ? nil : $18.hex
      @ucd.codepoints[codepoint.code] = codepoint
    end