ruby-internal-node-dump

#! /home/cout/.rvm/rubies/ruby-1.9.3-p194/bin/ruby

require 'pp'
require 'internal/node/pp'
require 'optparse'

dash_e = []

args = ARGV

opts = OptionParser.new do |opts|
  opts.banner = "Usage: #{$0} [switches] [--] [programfile] [arguments]"
  opts.summary_width = 15
  opts.summary_indent = '  '

  opts.on(
      "-e line",
      "one line of script. Several -e's allowed. Omit [programfile]") do |line|
    dash_e << line
  end

  opts.order!(args) do |arg|
    args.unshift arg
    opts.terminate
  end
end

if dash_e.size > 0 then
  str = dash_e.join("\n")
else
  filename = ARGV[0]
  str = File.read(filename)
end

node = Node.compile_string(str)

pp node