YAML 1.2 parser and serializer

Pipe node.js streams safely with Promises

detect and report syntax errors in source code strings

Serialises error object to normal object

Helper utilities for creating ESLint configuration

A small utility, used by Fastify itself, for generating consistent error objects across your codebase and plugins.

Emit errors on stdout stream for a spawned child process

Ponyfill and helpers for Error Causes

Create a module not found error

Serialize/deserialize an error into a plain object

Create custom JavaScript errors that also match instanceof.

A collection of standard object serializers for Pino

Make your own nested error types!

Implements the WebIDL algorithms for converting to and from JavaScript values

Detect whether a value is an error

Gracefully handle a Promise using async/await.

Custom errors

construct pipes of streams of events

Turn a writable and readable stream into a streams2 duplex stream with support for async initialization and streams1/streams2 input

An Error subclass that will chain nested Errors and dump nested stacktraces