Typecheck Packages

100+ type-checked HTML5 element functions for @thi.ng/hiccup related infrastructure

DEPRECATED - This module has been renamed to https://www.npmjs.com/package/overhaul

Check the type of a value with typescript typeguard

function utils to check type : `string`, `number`, `boolean`, `null`, `undefined`, `object`, `NaN`, `function`, `RegExp`, `HTMLElement`

Plugin for [minibase][] and [base][], that adds assertion methods - most of [assert-kindof][] methods and built-ins assert module.

JavaScript typecheck

Quick, lightweight typecheck function

A minimal package for simple type-checks of basic types

A small package for checking if a value is a certain type.

Tiny lib to check if passed argument is strictly number. Strings will not pass!

javascript type-check library.

TypeScript with some extras for type-checking.

Simple, strict, extensible runtime type checker for JavaScript

Rust-like utils for JavaScript. Start using match pattern, enums with generics and other features similarly to the Rust programming language.

An intuitive type schema specification language

A collection of composable type guard functions

A simple library utilizing the 'are-arrays' and 'are-objects' packages for advanced type validation in JavaScript.

library for crafting types and casting type inhabitants

Debugging and typechecks app. Works in Node.js and browsers

A modern node framework for conversion, formatting, parsing, validation, and more.