Create native TypeError objects from an expected type and actual value

If isFunction(callbackfn) is false, throw a TypeError exception.

If IsObject(value) is false, throw a TypeError exception.

Safe navigation of objects (avoid null pointer exceptions / avoid TypeError cannot access property 'x' of undefined)

Generate well-formed data from Large Language Models (LLMs) without encountering `TypeError`s, leveraging the power of [Zod](https://github.com/colinhacks/zod) and `zod-to-json-schema`.

Check if a value is a Fetch network error

Wrapper for assert-fn that makes it throw a TypeError instead of an assertion error

an exterminate 'TypeError: undefined is not a function' you encounter in node-v0

Test if a value is a TypeError object.

If IsCallable(callbackfn) is false, throw a TypeError exception.

A small utility to do a deep nest check on an object without throwing a TypeError

Serialize/deserialize an error into a plain object

A helper utility to throw type errors using the Produck TypeError template

Proxy-backed custom error message instead of `TypeError: x is undefined`

Escape the dreaded Uncaught TypeError: Cannot read property 'a' of undefined

Implements the WebIDL algorithms for converting to and from JavaScript values

Deterministic and safely JSON.stringify to quickly serialize JavaScript objects

TypeError Decorator for JavaScript & TypeScript

Object (dictionary) that throws TypeError when trying to get an undefined property

Simplifies generating an instance of TypeError with a predictable message.