one-line-paragraph

#!/usr/bin/env ruby

#
# Joins paragraphs so that they span one long line.
# Quoted or indented text are left untouched.
# Useful for Gmail.
#
open('| pbcopy', 'w') do |pbcopy|
  pbcopy.write(`pbpaste`.gsub(/([^>\n])\n(\w)/, '\\1 \\2'))
end