module WordWrapLimiter

Constants

VERSION

Public Class Methods

wrap(string, column_length) click to toggle source

# File lib/word_wrap_limiter.rb, line 4
def self.wrap(string, column_length)
  return string if string.length <= column_length
  break_point = string[0...column_length].rindex(' ') || column_length
  if has_space?(string, column_length)
    string[0...break_point] + "\n" + wrap(string[break_point + 1..-1], column_length)
  else
    string[0...break_point] + "\n" + wrap(string[break_point..-1], column_length)
  end
end

Private Class Methods

has_space?(string, column_length) click to toggle source

# File lib/word_wrap_limiter.rb, line 16
def self.has_space?(string, column_length)
  string[0...column_length].index(' ') != nil || string[column_length] == " "
end