string representations of objects in node and the browser
Test Redux Saga with an easy plan
Is this value negative zero? === will lie to you
zlib port to javascript - fast, modularized, with browser support
Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
`Object.defineProperty`, but not IE 8's broken one.
Small footprint URL parser that works seamlessly across Node.js and browser environments
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
JavaScript test spies, stubs and mocks.
ES spec-like internal slots
Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Predictable state container for JavaScript apps
Helper package to shim a method into `Array.prototype[Symbol.unscopables]`
Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
test helpers for oclif components
Determine if a value is an ES6 Symbol or not.
Unbox a boxed JS primitive value.
uvu is an extremely fast and lightweight test runner for Node.js and the browser
A tiny secp256k1 JS
ES Object-related atoms: Object, ToObject, RequireObjectCoercible
AST utility module for statically analyzing JSX
Websocket Client & Server Library implementing the WebSocket protocol as specified in RFC 6455.
A helper to optimistically set Symbol.toStringTag, when possible.
A robust, ES3 compatible, "has own property" predicate.