lib/types/index.js
function getDataTypeNameByCode(item) {
  if (!item || typeof item.code !== 'number') {
    throw new errors.ArgumentError('Invalid signature type definition');
  }
  const typeName = _dataTypesByCode[item.code];
  if (!typeName) {
    throw new errors.ArgumentError(util.format('Type with code %d not found', item.code));
  }
  if (!item.info) {
    return typeName;
  }
  if (util.isArray(item.info)) {
    return (typeName +
      '<' +
      item.info.map(function (t) {
        return getDataTypeNameByCode(t);
      }).join(', ') +
      '>');
  }
  if (typeof item.info.code === 'number') {
    return typeName + '<' + getDataTypeNameByCode(item.info) + '>';
  }
  return typeName;
}
function getDataTypeNameByCode(item) {
  if (!item || typeof item.code !== 'number') {
    throw new errors.ArgumentError('Invalid signature type definition');
  }
  const typeName = _dataTypesByCode[item.code];
  if (!typeName) {
    throw new errors.ArgumentError(util.format('Type with code %d not found', item.code));
  }
  if (!item.info) {
    return typeName;
  }
  if (util.isArray(item.info)) {
    return (typeName +
      '<' +
      item.info.map(function (t) {
        return getDataTypeNameByCode(t);
      }).join(', ') +
      '>');
  }
  if (typeof item.info.code === 'number') {
    return typeName + '<' + getDataTypeNameByCode(item.info) + '>';
  }
  return typeName;
}
Gets the data type name for a given type definition
@internal
@ignore
@throws {ArgumentError}