@atlaskit/adf-utils/dist/es2019/validator/extractAllowedContent.js

Set of utilities to traverse, modify and create ADF documents.

export function extractAllowedContent(validatorSpecs, entity) {
  // Filter out content type + irrelevant nodes
  const potentialAllowedContent = Object.entries(validatorSpecs).filter(item => {
    const [node, value] = item;
    if (isValidatorSpec(value)) {
      return node === entity.type;
    }
    const [nodeName, spec] = [value[0], value[1]];
    if (typeof spec === 'string' || typeof spec !== 'object') {
      return false;
    }
    return nodeName === entity.type;
  });

  // Keep types such as `mediaSingle_full` which contain additional spec information
  const contentArray = potentialAllowedContent.map(allowedContent => {
    if (isValidatorSpec(allowedContent)) {
      return undefined;
    }
    const value = allowedContent[1];
    return !isValidatorSpec(value) ? [[value[0], value[1]]] : undefined;
  });
  return contentArray.filter(x => !!x);
}
function isValidatorSpec(spec) {
  return spec.props !== undefined || spec.required !== undefined || spec.maxItems !== undefined || spec.minItems !== undefined;
}