ECMAScript spec abstract operations.
Execute a function on exit without leaking memory, allowing all objects to be garbage collected
Give a regex, get a robust predicate function that tests it against a string.
Determine if a function is a native generator function.
code-red
An ES2015 spec-compliant `Function.prototype.name` shim
Test if a double-precision floating-point numeric value is positive zero.
Test if a double-precision floating-point numeric value is negative zero.
Is this specifier a node.js core module?
Test if a finite numeric value is an even number.
Returns true if a value has the characteristics of a valid JavaScript accessor descriptor.
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.
Determine if a function is a native async function.
Synchronous validation of a path existing either as a file or as a directory.
Is this value a JS regex? Works cross-realm/iframe, and despite ES6 @@toStringTag
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.
Featherweight assert module
Set a function's name property
`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.
Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Vitest snapshot manager
Test if a single-precision floating-point numeric value is NaN.
assert with status codes
TypeScript definitions for http-assert