function getDataAttributesFromNode()

in packages/rum-core/src/common/config-service.js [36:63]

• 24 lines of code
• 6 McCabe index (conditional complexity)

function getDataAttributesFromNode(node) {
  if (!node) {
    return {}
  }
  var dataAttrs = {}
  var dataRegex = /^data-([\w-]+)$/
  var attrs = node.attributes
  for (var i = 0; i < attrs.length; i++) {
    var attr = attrs[i]
    if (dataRegex.test(attr.nodeName)) {
      var key = attr.nodeName.match(dataRegex)[1]

      // camelCase key
      var camelCasedkey = key
        .split('-')
        .map((value, index) => {
          return index > 0
            ? value.charAt(0).toUpperCase() + value.substring(1)
            : value
        })
        .join('')

      dataAttrs[camelCasedkey] = attr.value || attr.nodeValue
    }
  }

  return dataAttrs
}