Test if a value is a regular expression.
Test if a value is a regular expression string.
Test if a value is a plain object.
Object transformations implementing the Node.js `stream.Transform` API
Test if a double-precision floating-point numeric value is infinite.
A collection of utility functions for Ethereum
uvu is an extremely fast and lightweight test runner for Node.js and the browser
format power-assert context
Detect native Buffer support.
assertion renderer for power-assert context
filepath renderer for power-assert context
TypeScript definitions for assert
Power Assert output renderers
Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Checks whether a value is an object
traverse power-assert context
Robust call-bound JavaScript intrinsics, using `call-bind` and `get-intrinsic`.
append AST into power-assert context
Define multiple non-enumerable properties at once. Uses `Object.defineProperty` when available; falls back to standard assignment in older engines.
Better assertions for node, reporting the expr, filename, lineno etc
ES proposal-spec-compliant Object.fromEntries shim.
Assertion module for Japa
Helper package to shim a method into `Array.prototype[Symbol.unscopables]`
Give me a string and I'll tell you if it's a valid npm package license string