method

decompose_codepoints

Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ActiveSupport::Multibyte::Handlers::UTF8Handler

1.0.0
1.1.6
1.2.6 (0)
2.0.3 (0)
2.1.0 (0)
2.2.1
2.3.8
3.0.0
3.0.9
3.1.0
3.2.1
3.2.8
3.2.13
4.0.2
4.1.8
4.2.1
4.2.7
4.2.9
5.0.0.1
5.1.7
5.2.3
6.0.0
6.1.3.1
6.1.7.7
7.0.0
7.1.3.2
What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v2.1.0) is shown here.

decompose_codepoints(type, codepoints) protected

Decompose composed characters to the decomposed form

Show source

# File activesupport/lib/active_support/multibyte/handlers/utf8_handler.rb, line 482
      def decompose_codepoints(type, codepoints)
        codepoints.inject([]) do |decomposed, cp|
          # if it's a hangul syllable starter character
          if HANGUL_SBASE <= cp and cp < HANGUL_SLAST
            sindex = cp - HANGUL_SBASE
            ncp = [] # new codepoints
            ncp << HANGUL_LBASE + sindex / HANGUL_NCOUNT
            ncp << HANGUL_VBASE + (sindex % HANGUL_NCOUNT) / HANGUL_TCOUNT
            tindex = sindex % HANGUL_TCOUNT
            ncp << (HANGUL_TBASE + tindex) unless tindex == 0
            decomposed.concat ncp
          # if the codepoint is decomposable in with the current decomposition type
          elsif (ncp = UCD[cp].decomp_mapping) and (!UCD[cp].decomp_type || type == :compatability)
            decomposed.concat decompose_codepoints(type, ncp.dup)
          else
            decomposed << cp
          end
        end
      end

decompose_codepoints

Related methods

Method deprecated or moved

Flowdock - Team Inbox With Chat