lib/core/loader.js
function loadDataFile (filename) {
  let xml = fs.readFileSync(filename, 'utf-8')

  // Remove inline tags.
  xml = cleanTokens(tagsToClean, xml)

  const rawJSON = parser.parseXML(xml)

  // Normalize some keys.
  return normalizeKeys(keysToNormalize, rawJSON)
}
function loadDataFile (filename) {
  let xml = fs.readFileSync(filename, 'utf-8')

  // Remove inline tags.
  xml = cleanTokens(tagsToClean, xml)

  const rawJSON = parser.parseXML(xml)

  // Normalize some keys.
  return normalizeKeys(keysToNormalize, rawJSON)
}
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