Esprima-compatible implementation of the Mozilla JS Parser API
A simple list of possible Typed Array names.
Like a Set, but provides the index of the `key` in the backing array
Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.
TypeScript definitions for http-assert
typesafe assertion library for TypeScript 3.7+
Robustly get the byte length of a Typed Array
Power Assert instrumentor from source to source, with source-map
Power Assert feature instrumentor on the fly
ECMAScript spec abstract operations.
Does this environment have the ability to get the [[Prototype]] of an object on creation with `__proto__`?
Convert assert to power-assert on ESTree AST
ES2015-compliant shim for Object.is - differentiates between -0 and +0
Is this value a JS Set? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
ES5 spec-compliant shim for String.prototype.trim
ES2015-compliant shim for Number.isNaN - the global isNaN returns false positives.
Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Robustly get an object's own property keys (strings and symbols), including non-enumerables when possible
Get and robustly cache all JS language-level intrinsics at first require time
Stringify an object so it can be safely inlined in JavaScript code
Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
calculates width of given string
Shorthands for commonly used doctypes
Helper function for exhaustive checks of discriminated unions in TypeScript