A promise based streaming tokenizer
ES proposal-spec-compliant Object.fromEntries shim.
Is this value negative zero? === will lie to you
If available, the `Object.prototype.__proto__` accessor and mutator, call-bound
Spec-compliant polyfill for String.prototype.matchAll
parse argument options
Store information about any JS value in a side channel, using a linked list
Define a data property on an object. Will fall back to assignment in an engine without descriptors.
ES spec-like internal slots
Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Promptbook: Create persistent AI agents that turn your company's scattered knowledge into action
Helper package to shim a method into `Array.prototype[Symbol.unscopables]`
Give a regex, get a robust predicate function that tests it against a string.
A helper to optimistically set Symbol.toStringTag, when possible.
Set a function's length property
An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.
ES2017 spec-compliant Object.values shim.
A Jest transformer with source map support that lets you use Jest to test projects written in TypeScript
Store information about any JS value in a side channel. Uses WeakMap if available.
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
PostCSS plugin for Tailwind CSS, a utility-first CSS framework for rapidly building custom user interfaces
ES spec-compliant shim for ArrayBuffer.prototype.slice
ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.
Is this value a JS SharedArrayBuffer?