method

reorder_characters

v5.0.0.1 - Show latest stable - 0 notes - Class: ActiveSupport::Multibyte::Unicode

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reorder_characters(codepoints) public

Re-order codepoints so the string becomes canonical.

# File activesupport/lib/active_support/multibyte/unicode.rb, line 143
      def reorder_characters(codepoints)
        length = codepoints.length- 1
        pos = 0
        while pos < length do
          cp1, cp2 = database.codepoints[codepoints[pos]], database.codepoints[codepoints[pos+1]]
          if (cp1.combining_class > cp2.combining_class) && (cp2.combining_class > 0)
            codepoints[pos..pos+1] = cp2.code, cp1.code
            pos += (pos > 0 ? -1 : 1)
          else
            pos += 1
          end
        end
        codepoints
      end

reorder_characters

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