Running JSHint from the command line without rake

jshint.sh

#!/usr/bin/env ruby
# encoding: utf-8

require 'jshint'
require 'jshint/reporters'

reporter_name = ARGV[0] || :Default
file = ARGV[1]

linter = Jshint::Lint.new
linter.lint
reporter = Jshint::Reporters.const_get(reporter_name).new(linter.errors)

printer = lambda do |stream|
	stream.puts reporter.report
end
if file
	FileUtils.mkpath(File.dirname(file))
	File.open(file, 'w') do |stream|
		printer.call(stream)
	end
else
	printer.call($stdout)
end