Creates a mapping that will type out the given text into vim.

vimtype.rb

# Usage:
#
#     ruby vimtype.rb | pbcopy
#        type text
#     ^D
#
# That outputs a map command bound to <leader>x, in vim type : then paste in
# the command, :set paste, then hit <leader>x
string = ARGF.read

def format(x)
  case x
  when "\n" then "<cr>"
  when "|" then "\\|"
  else x
  end
end

def delay
  n = if rand < 0.1
    150
  else
    50
  end

  ":sleep #{n}ms<Cr>"
end

buffer = ""

sequence = string.chars.reduce(":set paste<cr>") {|s, x|
  if x =~ /\s/
    buffer += x
  else
    unless buffer.empty?
      s << "a#{buffer.chars.map {|y| format y }.join}<Esc>"
      s << delay
      buffer = ""
    end
    s << "a#{format x}<Esc>"
    s << delay
  end
  s
}

puts "map <leader>x #{sequence}"