Promptbook: Create persistent AI agents that turn your company's scattered knowledge into action
ES5 spec-compliant shim for String.prototype.trim
Is this JS value callable? Works with Functions and GeneratorFunctions, despite ES6 @@toStringTag.
`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.
Gets the description of a Symbol. Handles `Symbol()` vs `Symbol('')` properly when possible.
Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value negative zero? === will lie to you
ES spec-like internal slots
Eppo node server SDK
An ES7/ES2016 spec-compliant `Array.prototype.includes` shim/polyfill/replacement that works as far down as ES3.
Store information about any JS value in a side channel, using a linked list
If available, the `Object.prototype.__proto__` accessor and mutator, call-bound
ES2017 spec-compliant Object.values shim.
Define a data property on an object. Will fall back to assignment in an engine without descriptors.
ES spec-compliant shim for ArrayBuffer.prototype.slice
Helper package to shim a method into `Array.prototype[Symbol.unscopables]`
Common utilities for products from Peculiar Ventures
Store information about any JS value in a side channel. Uses WeakMap if available.
Store information about any JS value in a side channel, using a Map
PostCSS plugin for Tailwind CSS, a utility-first CSS framework for rapidly building custom user interfaces
Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
parse argument options
Determine if the JS environment has BigInt support.
A simple cache for a few of the JS Error constructors.