Module: Printable

Included in:
Ballantine::Author, Ballantine::CLI
Defined in:
lib/printable.rb

Instance Method Summary collapse

Instance Method Details

#cols ⇒ Integer

Returns:

  • (Integer) 


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# File 'lib/printable.rb', line 21

def cols
  return @_cols if defined?(@_cols)

  require "io/console"
  _lines, @_cols = IO.console.winsize
  @_cols
end

#puts_r(msg, msg_r) ⇒ NilClass

Parameters:

Returns:

  • (NilClass) 


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# File 'lib/printable.rb', line 7

def puts_r(msg, msg_r)
  size = rjust_size(msg, msg_r)
  puts msg + msg_r.rjust(size)
end

#rjust_size(msg, msg_r) ⇒ Integer

Parameters:

Returns:

  • (Integer) 


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# File 'lib/printable.rb', line 15

def rjust_size(msg, msg_r)
  sanitized = ->(str) { str.sanitize_colored.size + str.scan(/\p{Hangul}/).size }
  cols - sanitized.call(msg) - sanitized.call(msg_r) + msg_r.size
end