Function buildOptions

src/xmlparser/OptionsBuilder.js:126–164

(options)

}

export const buildOptions = function (options) {
  const built = Object.assign({}, defaultOptions, options);

  // Validate property names to prevent prototype pollution
  const propertyNameOptions = [
    { value: built.attributeNamePrefix, name: 'attributeNamePrefix' },
    { value: built.attributesGroupName, name: 'attributesGroupName' },
    { value: built.textNodeName, name: 'textNodeName' },
    { value: built.cdataPropName, name: 'cdataPropName' },
    { value: built.commentPropName, name: 'commentPropName' }
  ];

  for (const { value, name } of propertyNameOptions) {
    if (value) {
      validatePropertyName(value, name);
    }
  }

  if (built.onDangerousProperty === null) {
    built.onDangerousProperty = defaultOnDangerousProperty;
  }

  // Always normalize processEntities for backward compatibility and validation
  built.processEntities = normalizeProcessEntities(built.processEntities, built.htmlEntities);
  built.unpairedTagsSet = new Set(built.unpairedTags);
  // Convert old-style stopNodes for backward compatibility
  if (built.stopNodes && Array.isArray(built.stopNodes)) {
    built.stopNodes = built.stopNodes.map(node => {
      if (typeof node === 'string' && node.startsWith('*.')) {
        // Old syntax: *.tagname meant "tagname anywhere"
        // Convert to new syntax: ..tagname
        return '..' + node.substring(2);
      }
      return node;
    });
  }
  //console.debug(built.processEntities)
  return built;
};