Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
Is this specifier a node.js core module?
`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.
`Object.defineProperty`, but not IE 8's broken one.
Robustly get the length of a Typed Array
A simple cache for a few of the JS Error constructors.
A helper to optimistically set Symbol.toStringTag, when possible.
Is this value a JS DataView? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
ES Object-related atoms: Object, ToObject, RequireObjectCoercible
Give a regex, get a robust predicate function that tests it against a string.
The URI implementation that is used by VS Code and its extensions
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.
Robustly get the byte offset of a Typed Array
TypeScript definitions for http-assert
Robustly get the byte length of a Typed Array
ECMAScript spec abstract operations.
Like a Set, but provides the index of the `key` in the backing array
ES2015-compliant shim for Object.is - differentiates between -0 and +0
A utility package for JavaScript applications.
Does this environment have the ability to get the [[Prototype]] of an object on creation with `__proto__`?
Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.