code: 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)
  }
docs: ------------------------------------------------------------- Module. -------------------------------------------------------------