Showing 41-60 of 298,550 packages
Parses, serializes, and manipulates MIME types, according to the WHATWG MIME Sniffing Standard
Easily handle defaults for your options
append AST into power-assert context
assert with status codes
Robustly set the [[Prototype]] of an object
comparison renderer for power-assert context
Is this value a JS ArrayBuffer?
Test if a value is a Buffer object.
Featherweight assert module
A robust, ES3 compatible, "has own property" predicate.
Power Assert feature enhancer for assert function/object
ES proposal-spec-compliant Object.fromEntries shim.
Which kind of boxed JS primitive is this?
What is the type of this builtin JS value?
Is this value a JS SharedArrayBuffer?
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.
`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.
ES spec-like internal slots
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
Robustly get the length of a Typed Array