jslint

#!/usr/bin/env ruby

target = File.expand_path(ARGV.first)

if RUBY_PLATFORM =~ /win32/i
  js_cmd = 'cscript'
  runjslint_ext = 'wsf'
  plugin_path = File.join(ENV['HOME'], 'vimfiles')
else
  if ENV['JS_CMD']
    js_cmd = ENV['JS_CMD']
  else
    js_cmd = 'js'
  end
  runjslint_ext = 'js'
  plugin_path = File.join(ENV['HOME'], '.vim')
end

Dir.chdir(File.join(plugin_path, 'ftplugin', 'javascript', 'jslint')) do |dir|
  IO.popen("#{js_cmd} runjslint.#{runjslint_ext}", 'r+') do |jslint|
    jslint.write(File.open(target, 'r') { |f| f.read })
    jslint.close_write
    $stdout.write(jslint.read)
  end
end