static getIdParts(id = '') {

    id = utils.getWithoutPrefix(id, `${env.path.edgeTypes}/`);
    const match = id.match(edgeTypeRegex) || [];

    return {
      marker: match[1] || '',
      namespace: (match[3] && match[2]) || '',
      name: (match[3] || match[2]) || ''
    };

  }
Returns an object holding the parts that make up the edge type id.

@param {EdgeTypeId} id
@return {{marker: (*|string), namespace: (*|string), name: (*|string)}}