jsreport extension adding request query string into intput data

jsreport.config.js

module.exports = {
  'name': 'query-string',
  'main': 'queryString.js'
}

queryString.js

module.exports = function (reporter, definition) {
  reporter.beforeRenderListeners.add('queryString', function (req) {
    req.data = req.data || {}
    req.data.$query = req.query
  })
}