node-postgres/packages/pg-protocol/esm/index.js

// ESM wrapper for pg-protocol
import protocol from '../dist/index.js';

// Re-export all the properties 
export const DatabaseError = protocol.DatabaseError;
export const SASL = protocol.SASL;
export const serialize = protocol.serialize;
export const parse = protocol.parse;

// Re-export the default
export default protocol;