type-guard

A tiny invariant function

Type Guard is a lightweight PHP library that allows you to narrow down the type of an variable to a more specific type.

Comply is a tiny library to help you define policies in your app

Combine user-defined type guards / type predicates as unions and intersections.

Bulletproof type guards in TypeScript.

Collection of validation functions for JavaScript data

TypeScript library with additional utility types and predicators generation

Runtime type checking library for TS & JS

Check if an string or number is compatible to an TypeScript enum structure

Sample project for "String Literal Type Guard in TypeScript" blogpost

Type guard based on exclude

Type Guard for interface

Type-safe guards for guarding the value types in TypeScript.

Type-guard for DerivedRecord

Type-guard for Record

Just function to predicate non nullable with type guard.

Type-guard for RecordContext

TypeScript type guard generator.