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60 packages found

Transforms flow type annotations into runtime type checks.

published version 3.9.0, 9 years ago89 dependents licensed under $MIT
23,816

A javascript library which allows to check javascript value types at runtime

published version 1.0.0, 7 years ago3 dependents licensed under $MIT
3,376

Utility library for checking the data type of a supplied parameter

published version 1.1.1, 8 years ago4 dependents licensed under $MIT
2,935

is-any-type simple functionality alternative to check data type references such as typeof and instanceof

published version 0.0.4, 4 years ago8 dependents licensed under $MIT
1,802

A set of useful utility functions for JavaScript run-time type checking and inspection.

published version 1.0.14, 3 years ago9 dependents licensed under $MIT
1,539

A type checking plugin for eslint.

published version 1.0.2, 8 years ago0 dependents licensed under $ISC
1,057

Typeis. it's the smart and simple javascript type check and validation library

published version 1.1.2, 8 years ago7 dependents licensed under $MIT
957

A powerful, well tested, data decoder for Typescript.

published version 6.1.2, 4 years ago2 dependents licensed under $MIT
374

A small library for people who want a simple type safe for variables. Here is how to use: ```JavaScript const Typium = require("typium"); Typium.add({ name: "A", // Required, must be string. type: String, // Class name. value: "Hello World!" // Set

published version 1.2.0, 24 days ago0 dependents licensed under $Apache-2.0
407

Tiny JavaScript type check utility functions with smart developer-friendly feedback.

published version 1.0.6, 3 days ago0 dependents licensed under $MIT
327

General libraries for JavaScript / Node.js

published version 2.1.1, 6 years ago0 dependents licensed under $MIT
189

Straightforward, zero-dependencies and powerful utility to check types, instances or values

published version 4.1.3, 8 years ago0 dependents licensed under $MIT
137

The plugin enhances the build process by seamlessly integrating TypeScript, offering powerful features like type checking, automatic generation of .d.ts files, and ensuring robust type safety throughout.

published version 2.0.0, 8 months ago0 dependents licensed under $MIT
164

how to typeof easily

published version 1.0.38, 5 years ago0 dependents licensed under $MIT
134

MayBe on Return constructor and useful functions

published version 0.6.6, 7 years ago0 dependents licensed under $GPL-3.0
125

Additional Type Check functions for Util

published version 0.1.0, 12 years ago7 dependents
101

Design by Contract for JavaScript via a Babel plugin.

published version 2.0.0, 6 years ago2 dependents licensed under $MIT
94

Runtime javascript proptypes check, for user defined classes

published version 0.0.21, 6 years ago0 dependents licensed under $MIT
68

Function to get the type of the provided value. This is not the same as 'typeof'. It returns the capitalized type: Number, String, Array, Object, Data, RegExp, Symbol, etc.

published version 1.0.12, 5 years ago1 dependents licensed under $MIT
66

A Simple Type Sniffer for JS

published version 0.3.3, 5 years ago1 dependents licensed under $MIT
58