Type-checking Packages

A library of type checking utilities.

Tiny javescript type check functions

Type guards

A collection of "is"-style helpers to help solidify if something "is" something else. Has no dependencies and uses only raw JavaScript methodology.

Type-checking support.

2 functions that check if argument is undefined or null

2 functions that check if argument is or is not array

2 functions that check if passed argument is or is not an object. Null is not considered an object

2 functions that check if argument is or is not string

Runtime type checking library for TS & JS

A set of JavaScript type checking helpers

TypeScript Library for safe type assertion

Check your types at runtime with ESNext syntax by meta programing in node.js and browser with interfaces, strict object and more.

A collection of JavaScript helper functions to be used in conditional logic within projects

check the data type or change the data type

**bguard** is a powerful, flexible, and type-safe validation library for TypeScript. It allows developers to define validation schemas for their data structures and ensures that data conforms to the expected types and constraints.

Developers often forget to define required environment variables (.env files). This package will automatically validates required environment variables on startup.

esbuild plugin that integrates TypeScript's exotic features, such as type checking and emit decorators

filter objects to save bandwidth and catch errors, powered by type-by-example

Plain JavaScript objects with runtime type guarantees