Module: Wordwrapper

Defined in:
lib/wordwrapper.rb,
lib/wordwrapper/version.rb

Defined Under Namespace

Classes: Error

Constant Summary collapse

VERSION = 
"0.1.1"

Class Method Summary collapse

Class Method Details

.undo(str) ⇒ Object 



13
14
15
 
# File 'lib/wordwrapper.rb', line 13

def self.undo(str)
  str.gsub! "\n", " "
end

.wrap(str, max_len) ⇒ Object 



6
7
8
9
10
11
 
# File 'lib/wordwrapper.rb', line 6

def self.wrap(str, max_len)
  return str if str.length <= max_len
  indexOfSpace = str[0, max_len].rindex(" ")
  part = indexOfSpace.nil? ? str[0, max_len] : str[0..indexOfSpace-1]
  part + "\n" + wrap(str[part.length..-1].strip, max_len)
end