Method: TTYString::Cursor#up

Defined in:
lib/tty_string/cursor.rb

#up(count = 1) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/tty_string/cursor.rb', line 30

def up(count = 1)
  count = count.to_i
  raise ArgumentError if count.negative?

  self.row -= count
end