Error.captureStackTrace ponyfill
A response-like object for mocking a Node.js HTTP response stream
Deprecated. Utilities for ES3, most of which have been adopted or superseded in ES5.1. Adapted from Douglas Crockford's Remedial JavaScript
Replace Object.assign with an inline helper
ECMAScript AST recursive visitor
ECMAScript 2015 (ES6) Object.assign polyfill and ponyfill
Monkey patches for file system related things.
Flatten nested arrays
ProseMirror's rowspan/colspan tables component
A simple in-memory filesystem. Holds data in a javascript object.
Convert a string/promise/array/iterable/asynciterable/buffer/typedarray/arraybuffer/object into a stream
Really Fast Deep Clone
Utility for normalizing a numeric range, with a wrapping function useful for polar coordinates
return list of CallSite objects from a captured stacktrace
an identity object using ES6 proxies
Some utilities for JSON pointers described by RFC 6901
Middleware for handling `multipart/form-data`.
compare two semver version strings, returning -1, 0, or 1
A very strict and proper argument parser.
Compile object rest and spread to ES5
JSON Web Token implementation (symmetric and asymmetric)
Create an error from multiple errors
Symbol.observable ponyfill
A rendering loop for diffable UIs