Checks whether a value is an object
traverse power-assert context
Robust call-bound JavaScript intrinsics, using `call-bind` and `get-intrinsic`.
Define multiple non-enumerable properties at once. Uses `Object.defineProperty` when available; falls back to standard assignment in older engines.
If isFunction(callbackfn) is false, throw a TypeError exception.
append AST into power-assert context
Make a callback- or promise-based function support both promises and callbacks.
Better assertions for node, reporting the expr, filename, lineno etc
ES proposal-spec-compliant Object.fromEntries shim.
diagram renderer for power-assert context
comparison renderer for power-assert context
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
Assertion module for Japa
TypeScript definitions for power-assert
ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.
Babel plugin for power-assert
base renderer for power-assert context
Store information about any JS value in a side channel. Uses WeakMap if available.
ES spec-like internal slots
JavaScript micro templates.
calculates width of given string
Robustly `.call.bind()` a function
ES spec-compliant shim for ArrayBuffer.prototype.slice