Method setupMetadata_

3p/ampcontext.js:332–352

* Parse the metadata attributes from the name and add them to * the class instance. * @param {string} data * @private

(data)

   *  @private
   */
  setupMetadata_(data) {
    // TODO(alanorozco): Use metadata utils in 3p/frame-metadata
    const dataObject = devAssert(
      typeof data === 'string' ? tryParseJson(data) : data,
      'Could not setup metadata.'
    );

    const context = dataObject._context || dataObject.attributes._context;

    this.data = dataObject.attributes || dataObject;

    // TODO(alanorozco, #10576): This is really ugly. Find a better structure
    // than passing context values via data.
    if ('_context' in this.data) {
      delete this.data['_context'];
    }

    this.setupMetadataFromContext_(context);

    this.embedType_ = dataObject.type || null;
  }

  /**
   *  Set the metadata attributes from the "context" instance directly.