keywords:checking - npm search

type-check

type-check allows you to check the types of JavaScript values at runtime with a Haskell like type syntax.

gkz

published version 0.4.0, 5 years ago1769 dependents licensed under $MIT

261,145,843

type-is

Infer the content-type of a request.

ulisesgascon

published version 2.0.1, 2 months ago1529 dependents licensed under $MIT

180,218,945

@sindresorhus/is

Type check values

sindresorhus

published version 7.0.2, 4 days ago336 dependents licensed under $MIT

99,013,129

environment

Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc

sindresorhus

published version 1.1.0, a year ago24 dependents licensed under $MIT

36,731,768

typical

Isomorphic, functional type-checking for Javascript

75lb

published version 7.3.0, 7 months ago76 dependents licensed under $MIT

25,591,675

is2

A type checking library where each exported function returns either true or false and does not throw. Also added tests.

stdarg

published version 2.0.9, 3 years ago83 dependents licensed under $MIT

6,659,139

tcomb

Type checking and DDD for JavaScript

gcanti

published version 3.2.29, 7 years ago205 dependents licensed under $MIT

6,774,994

ow

Function argument validation for humans

sindresorhus

published version 2.0.0, a year ago506 dependents licensed under $MIT

4,489,725

isemail

Validate an email address according to RFCs 5321, 5322, and others

skeggse

published version 3.2.0, 7 years ago225 dependents licensed under $BSD-3-Clause

3,173,467

@sapphire/shapeshift

Blazing fast input validation and transformation ⚡

favna

published version 4.0.0, a year ago98 dependents licensed under $MIT

1,100,335

is-type

Type checking from node core

juliangruber

published version 0.0.1, 12 years ago20 dependents licensed under $MIT

935,843

typechecker

Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

bevryme

published version 9.3.0, a year ago36 dependents licensed under $Artistic-2.0

879,799

codemirror-spell-checker

Dead-simple spell checking in CodeMirror.

nextstepwebs

published version 1.1.2, 9 years ago56 dependents licensed under $MIT

439,028

strong-type

allows easy type enforcement for all JS types objects and classes. it is also extensible and provides simple to use type checks for your own custom classes and types

riaevangelist

published version 1.1.0, 4 years ago12 dependents licensed under $MIT

382,016

@jgoz/esbuild-plugin-typecheck

TypeScript type-checking plugin for esbuild

jgoz

published version 4.0.3, 4 months ago4 dependents licensed under $MIT

277,588

typify-parser

Type signature parser for typify

phadej

published version 1.1.0, 10 years ago1 dependents licensed under $MIT

87,522

types-json

Type checking for JSON values

bconnorwhite

published version 4.0.1, 2 years ago16 dependents licensed under $MIT

131,935

@achrinza/strong-type

allows easy type enforcement for all JS types objects and classes. it is also extensible and provides simple to use type checks for your own custom classes and types