Module: Alchemist::UnicodeMonospace::StringExtensions

Defined in:
lib/alchemist/unicode_monospace.rb

Instance Method Summary collapse

Instance Method Details

#pad_to_unicode_monospace ⇒ Object 



4
5
6
7
8
9
10
11
12
13
 
# File 'lib/alchemist/unicode_monospace.rb', line 4

def pad_to_unicode_monospace
  unpack('U*').flat_map do |c|
    next c if c == "\n".ord

    case UnicodeMonospace.east_asian_width(c)
    when /^F|W$/ then c
    else [c, ' '.ord]
    end
  end.pack('U*')
end