Module: Unicoder::MultiDimensionalArrayBuilder

Included in:
Builder::Categories, Builder::DisplayWidth, Builder::Scripts
Defined in:
lib/unicoder/multi_dimensional_array_builder.rb

Overview

Include after Builder

Instance Method Summary collapse

Instance Method Details

#assign_codepoint(codepoint, value, index = @index) ⇒ Object 



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# File 'lib/unicoder/multi_dimensional_array_builder.rb', line 10

def assign_codepoint(codepoint, value, index = @index)
  plane         = codepoint    / 0x10000
  plane_offset  = codepoint    % 0x10000
  row           = plane_offset / 0x1000
  row_offset    = plane_offset % 0x1000
  byte          = row_offset   / 0x100
  byte_offset   = row_offset   % 0x100
  nibble        = byte_offset  / 0x10
  nibble_offset = byte_offset  % 0x10

  index[plane] ||= []
  index[plane][row] ||= []
  index[plane][row][byte] ||= []
  index[plane][row][byte][nibble] ||= []
  index[plane][row][byte][nibble][nibble_offset] = value
end

#compress!(index = @index) ⇒ Object 



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# File 'lib/unicoder/multi_dimensional_array_builder.rb', line 27

def compress!(index = @index)
  index.map!{ |plane|
    if !plane.is_a?(Array)
      plane
    elsif plane.flatten.uniq.size == 1
      plane[0]
    else
      plane.map!{ |row|
        if !row.is_a?(Array)
          row
        elsif row.flatten.uniq.size == 1
          row[0]
        else
          row.map!{ |byte|
            if !byte.is_a?(Array)
              byte
            elsif byte.uniq.size == 1
              byte[0]
            else
              byte.map! { |nibble|
                if !nibble.is_a?(Array)
                  nibble
                elsif nibble.uniq.size == 1
                  nibble[0]
                else
                  nibble
                end
              }
            end
          }
        end
      }
    end
  }
end

#initialize_index ⇒ Object 



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# File 'lib/unicoder/multi_dimensional_array_builder.rb', line 6

def initialize_index
  @index = []
end