Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/terminal/table.rb

Constant Summary collapse

CHARS_OF_WIDTH_OF_2 = 
%w{ }
CHARS_OF_WIDTH_OF_1 = 
%w{ ě ì • é · ♪ … ω ˊ ˋ √ “ ” ☻ ※ ◎ ◆ ‘ ★ ’ — ° ʖ ¯ ≥ ≤
≧ ∇ ≦  ❤ ☺ ╭ ╯ ε ╰ ╮ з ∠ → ☞ ë ϵ Θ ϶ Ο Ι ⏎ ← ¥ ó ˶ ˵ ╥ ⊙ ☁ ▽ ⬇ ✌ ‾ ♚ ☀ ℃ Д
↓  ● ´ ☆ ･ _ ᵌ ∀ ﾉ Н а т ш △  ಠ ಥ ʕ ʔ ᴥ ୧ ◡ ୨ ๑ ƪ ˘ ₀ ᵒ ٩ ۶ ∮ ∧ ʚ Ծ ‸ Ï ♡
□ ¦ ┮ ┭ ✿ }
CHARS_OF_WIDTH_OF_0 = 
%w{  ͡  ͜  ̫  ᷄  }
CHAR_CODES_OF_WIDTH_0 = 
%w{ 8411 776 8409 8408 809 804 785 2370 820 822 823 769 800 768 805 }
CHAR_CODES_OF_WIDTH_1 = 
%w{ 8203 }
MULTI_CHAR_OF_WIDTH_1 = 
%w{ ☺️ ❤️ ♍️ ☔️ ‾᷄ ‾᷅ ⁻̫ ✖️ 😂 ☀︎ ❓ ⁉️ ☁︎ }
MULTI_CHAR_OF_WIDTH_2 = 
%w{ ・᷄ ・᷅ }

Instance Method Summary collapse

Instance Method Details

#tljust(width) ⇒ Object 



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# File 'lib/terminal/table.rb', line 61

def tljust(width)
  if width > twidth
    self + ' ' * (width - twidth)
  else
    self
  end
end

#twidth ⇒ Object 



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# File 'lib/terminal/table.rb', line 18

def twidth
  result = 0

  MULTI_CHAR_OF_WIDTH_1.each do |c|
    if include?(c)
      result += 1 * scan(c).size
      gsub!(c, '')
    end
  end

  MULTI_CHAR_OF_WIDTH_2.each do |c|
    if include?(c)
      result += 2 * scan(c).size
      gsub!(c, '')
    end
  end

  chars.inject(result) do |result, c|
    if c.ord <= 126
      result += 1
    elsif CHAR_CODES_OF_WIDTH_0.find { |code| c.ord.to_s == code }
      # zero width
      result += 0
    elsif CHAR_CODES_OF_WIDTH_1.find { |code| c.ord.to_s == code }
      # zero width
      result += 1
    elsif CHARS_OF_WIDTH_OF_0.include?(c)
      # zero width
      result += 0
    elsif CHARS_OF_WIDTH_OF_1.include?(c)
      result += 1
    elsif CHARS_OF_WIDTH_OF_2.include?(c)
      result += 2
    elsif c == ' ' # ord == 8198
      result += 1
    elsif Emoji.find_by_unicode(c)
      result += 1
    else
      result += 2
    end
  end
end