TypeCheck Packages

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

JavaScript typecheck

Quick, lightweight typecheck function

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

Very simple validation package

A small library to provide function type checks functionalities

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

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.

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.

TypeScript with exposed internal definitions and some private methods for type checking.

A library for converting, formatting, parsing, validating and more.

A fail-safe way to ingest your project content.