Test for loggi

loggi.rb

text = <<-EOS
Lorem ipsum dolor sit amet, consectetur adipiscing elit.
Maecenas et tellus sed massa blandit dictum. Pellentesque at nisi neque.
Suspendisse sed purus vitae est molestie sollicitudin eget nec quam.
Quisque sollicitudin pharetra justo quis elementum. Vivamus pretium dictum sapien ut ultrices. Donec elementum neque sed molestie ullamcorper. Fusce sodales sapien vel egestas posuere.
EOS

cleaned_text =
  text
    .strip
    .gsub(/( )+/, ' ')
    .gsub(/\t/, '')
    .gsub(/\n+|\f/, "\n")

words = cleaned_text.split(/\s/)

tweets = ['']
tweet_number = 0
limit = 140

words.each do |word|
  initial_word = tweets[tweet_number].size == 0

  tweet_size = tweets[tweet_number].size + word.size
  tweet_size += 1 unless initial_word

  if tweet_size > 140
    tweet_number += 1
    tweets[tweet_number] = ''
  end

  if initial_word
    tweets[tweet_number] = word
  else
    tweets[tweet_number] << " #{word}"
  end
end

tweets.each.with_index do |tweet, index|
  print [index, tweet, tweet.size, "\n"].join(' ')
end

output:

~ ruby loggi.rb
0 Lorem ipsum dolor sit amet, consectetur adipiscing elit. Maecenas et tellus sed massa blandit dictum. Pellentesque at nisi neque. 129
1  Suspendisse sed purus vitae est molestie sollicitudin eget nec quam. Quisque sollicitudin pharetra justo quis elementum. Vivamus pretium 137
2  dictum sapien ut ultrices. Donec elementum neque sed molestie ullamcorper. Fusce sodales sapien vel egestas posuere. 117