Password policy checker/enforcer.
React package for shallow rendering.
Test if a value is Node stream-like.
An ESnext spec-compliant shim/polyfill/replacement for all Well-Known Symbols that works in any environment with Symbols.
ES2015 spec-compliant shim for Reflect.ownKeys
Dead simple Object schema validation
runtime type assertions for catching errors early
[](https://www.npmjs.com/package/ts-repo-utils)
Encourages programming with assertions by providing tools to compile them away
The runtime components for the pug templating language
Array of "void elements" defined by the HTML specification.
Is the current JS environment a touch device?
OpenAPI response body extraction and JSON shape assertion toolkit (framework-agnostic)
Provides the script, test, vars and assert runtimes.
Is given string a language code (as per IANA)
Test if an input value is a supported ndarray data type.
US state names and postal codes
Rich matchers inspired by Hamcrest. Useful for generating helpful assertion failure messages in tests.
Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.
Strip HTML tags from strings. No parser, accepts mixed sources.
CSV and object generation implementing the Node.js `stream.Readable` API
A simple and composable way to validate data in JavaScript (and TypeScript).
Test if a finite double-precision floating-point number is a positive integer.
Given an object and a property, replaces a property descriptor (or deletes it), and returns a thunk to restore it.