text: 
  const fs = require('fs')
  const Handlebars = require('handlebars')
  const path = require('path')
  const validate = require('turtle-validator/lib/validator')
  
  const regex = new RegExp('\\.(acl|ttl)$', 'i')
  const substitutions = {
    webId: 'http://example.com/#me',
    email: 'test@example.com',
    name: 'Test test'
  }
  
  const files = recursiveFiles(path.join(__dirname, '../default-templates/'))
  
  for (const file of files) {
    const data = fs.readFileSync(file, 'utf8')
    const template = Handlebars.compile(data)
    validate(template(substitutions), feedback => {
      if (feedback.errors.length > 0) {
        throw new Error(`Validation error in ${file}: ${feedback.errors[0]}`)
      }
    })
  }
  
  function recursiveFiles (dir) {
    const content = fs.readdirSync(dir)
    return [].concat(...content.map(file => {
      const fullPath = path.join(dir, file)
      const stat = fs.statSync(fullPath)
      if (stat.isDirectory()) {
        return recursiveFiles(fullPath)
      } else if (regex.test(file)) {
        return [fullPath]
      }
      return []
    }))
  }
  