Add benchmark for Serializer.

# Script for benchmarking the Serializer.

#

# Takes bunch of filenames as arguments, runs them all through esprima

# parser and serializes the resulting syntax trees.

#

$:.unshift File.dirname(File.dirname(__FILE__)) + "/lib"

require 'jsduck/esprima_core'

require 'jsduck/serializer'

ARGV.each do |fname|

  ast = JsDuck::EsprimaCore.instance.parse(IO.read(fname))

  JsDuck::Serializer.new.to_s(ast)

end