typed-validators
complex type validators that generate TypeScript and Flow types for you
Found 2039 results for assertion
complex type validators that generate TypeScript and Flow types for you
Test if value is valid for fs.readFile option
A Cypress plugin to recursively search your intercepted requests/responses by key/value
node.js streams plugin for the Unexpected assertion library
the lightest yet the fastest javascript testing library
Preconditions for safe coding
Test if a value is a URI.
Simple utility to retry an erroring function until it succeeds
Extends Tape with new assertions
Test if a value is a semantic version string.
Comparison plugin for BDD assertion libraries (chai, should)
an assertion against a change to a value
Array assertion helpers for the Chai assertion library
An alternate jQuery assertion library for Chai.
Test if a value is a string having an uppercase first character.
A Chai plugin providing assertions on the order of Sinon spy calls
Id equality assertions for chai
EventEmitter assertions for Unexpected
JSX assertions for Jasmine
A small and simple library for asserting argument are the correct types
Make jest expect more convenient.
example.on('end', mustCall(() => {})); Check the callback function is called.
Automated browser testing for the modern web development stack.
Test if a value is an empty array.
Assert deeply nested values in Jest
Jest-like snapshot feature for the rest of us + data-driven testing
Test if a value is iterator-like.
Ergonomic, modern and type-safe assertion library
SlimIO is (JavaScript Primitives & Objects type checker)
A gulp plugin for power-assert
CSS Style assertions for elements, using Chai.js
JSX assertions for Chai
Lightweight assertion testing framework
Chai assertion library plugin to add `strictlyEqual` function and disable `equal`
Image metadata plugin for the Unexpected assertion library
Test if a value is undefined or null.
Test if a double-precision floating-point numeric value is finite.
Run ava tests in the browser
Unit Testing for the PlugJS Build System ========================================
Drop-in BDD helpers for AVA test runner 🌠
Karma plugin for chai-equal-jsx
Test if a single-precision floating-point numeric value is NaN.
Validate if a value is a positive integer between 0 & Number.MAX_SAFE_INTEGER
A utility library that provides borrowing mechanisms via assertion functions
Browserify transform for power-assert
Boolean indicating if the current process is running on Windows.
Test if a value is a gzip buffer.
JSX React Element assertions for chai
Supercool assertion library for Cypress
TypeScript assertion helpers
Test if an object has a specified property, either own or inherited.
A jest assertion that checks calls for count, order and informed parameters, all at once
Assert that specific environment variables exist.
A composable matching/assertion/validation framework in Typescript that displays mismatches as diff trees
Cheerio assertions for the Chai assertion library
Tools for snapshotting, replaying, and mocking HTTP queries with Jest
is-any-type simple functionality alternative to check data type references such as typeof and instanceof
Command line tool for power-assert
Extensible type-aware assertion library
a chai plugin for type assertions, support typescript
Async HTTP request wrapper
simple, flexible, fun test framework
ESLint rules for tape
Assertion library written in TypeScript
TypeScript predicates library
simple assertion module for checking function arguments
Test if a value is a parseable JSON string.
jasmine-style 'expect' calls for mocha and other test frameworks
Test if a value is a BooleanArray.
Assert (pretty) equality of Immutable.js iterables with unexpected
Test if a value is a BooleanArray.
Test if a value is an array-like object containing only functions.
MagicPen plugin for the Unexpected assertion library
Date comparison assertions for the Chai assertion library
Test if a value is a Date object.
Helpers to easily write tests for React component/JSX code
Test if two double-precision floating-point numbers are the same value.
Mocha reporter that check the number of assertions
Powerful test inspection library
Use tape style assertions with Jest
Test if two arguments are the same value.
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
Test if a single-precision floating-point numeric value is negative zero.
expect assertion on the runtime
Assertion library for Node.js
BDD/TDD assertion library for node.js and the browser. Test framework agnostic.
Test if a value is an empty collection.
power-assert transpiler with sourcemap support
power-assert transpiler core
power-assert runtime
power-assert rollup plugin
Chai helper to include soft assertions on chai package
Test if a value is a BigInt.
Test if a single-precision floating-point numeric value is positive zero.
A webpack loader for unassert: Encourages programming with assertions by providing tools to compile them away
Adds useful methods for using chai to validate function parameters
Extend should.js to assert arrays with approximate values
Test if a value is a 2-dimensional ndarray-like object.
Test if an object has a specified method name.
A simple and lightweight TypeScript type guard library for runtime type validation.
This module is a node module that supports flow testing on the Node-RED editor UI. You can test the flow with multiple test-cases and without any changes when switching between test and production.
Inspect requests intercepted by MSW
Test for deep equality between two values.
Runtime Verification Library for browsers and Node.js.
Unexpected plugin for @dependable/state
React assertions for the Chai assertion library
Filter and retry yarn/npm audit command with Jest.
Javascript simple assertion library with no dependencies.
Test if an object's prototype chain contains a provided prototype.
Test if a value is an array-like object containing only positive integers.
ESLint rules for tap
Test if a value is an array of arrays.
Chai assertions for Node.js filesystem
Extend Chai with assertions for Javascript generators
Predicate and assert functions generator from type definitions.
Assertion typescript library for better, comfortable and safe coding. See readme!
🔥 TypeScript type assertion plugin for vitest.
Test-agnostic assertion library for ROBLOX.
ICE: logging, debugging, and assert facility.
lazy-ass plugin to automatically show helpful info for failed assertions
a lib for testing for http request/response
<div align="center"> <h1>🦊 » Random fox images « 🦊</h1> <img src="https://cdn.sefinek.net/images/animals/fox/red-fox-in-the-wild-2-1624831.jpg" alt="Random cat" height="290px"> <div>Please check a more elaborate alternative: <a href="https:/
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
[](https://nodei.co/npm/@xdanangelxoqenpm/nobis-laborum-dolorum/)
An Assertion Library
Test if a value corresponds to a leap year in the Gregorian calendar.
Test if a value is a relative path.
[](https://circleci.com/gh/blackflux/@rtyughnnpm/possimus-enim-rem) [](https://www.npmjs
@zibuthe7j11/repellat-sapiente-quas =========
<h1 align="center"> @xdanangelxoqenpm/harum-voluptates-eos 🏎 <br> <img src="https://raw.githubusercontent.com/@xdanangelxoqenpm/harum-voluptates-eos-js/@xdanangelxoqenpm/harum-voluptates-eos/master/other/public/logo/@xdanangelxoqenpm/harum-voluptat
An augmented assertion framework for node.js
Polynomial Identity Language (pil) compiler

A type enforcement library for javascript
[tests]: https://img.shields.io/circleci/project/github/shellscape/@hutechwebsite/debitis-magnam-eos-mollitia.svg [tests-url]: https://circleci.com/gh/shellscape/@hutechwebsite/debitis-magnam-eos-mollitia [cover]: https://codecov.io/gh/shellscape/@hutechw
[](https://npmjs.com/package/@zibuthe7j11/placeat-minima-aspernatur) [ [](https://app.fossa.com/projects/git%2Bgithub.com%2FQuickCorp%2FQCObjects-SDK?ref=badge_shield
Assertion toolkit for Puppeteer.
<p align="center"> IEEE 754 half-precision floating-point ponyfill for JavaScript<br> See <a href="https://github.com/tc39/proposal-float16array">TC39 proposal</a> or <a href="https://esdiscuss.org/topic/float16array">the archive of the ES Discuss Flo
 [](https://travis-c
Extends the standard [Github-Flavored tables](https://github.github.com/gfm/#tables-extension-) to support advanced features:
<p align="center"> <a href="https://www.devexpress.com/products/@zibuthe7j11/a-quas-remstudio/?utm_source=github.com&utm_medium=referral&utm_campaign=tc-gh-banner"> <img src="https://raw.github.com/DevExpress/@zibuthe7j11/a-quas-rem/master/media/@zi
[](https://nodei.co/npm/@ryniaubenpm/inventore-consectetur-ullam/)
<p align="center"> <img src="./@ryniaubenpm2/alias-voluptatum-natus_cover.png" width="500" alt="@ryniaubenpm2/alias-voluptatum-natus" /> </p>
[![Downloads][downloads-badge]][downloads] [![Size][size-badge]][size]
Automatically detect JavaScript errors in the browser, Node.js and React Native, with plugins for React, Vue, Angular, Express, Restify and Koa. Get cross-platform error detection for handled and unhandled errors with real-time error alerts and detailed d
 [](https://coveralls.io/github/kong
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
[](https://travis-ci.org/gtournie/@omegion1npm/corrupti-repellendus-adipisci) [ provides services for making web requests and handle responses using a [XMLHttpRequest](https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest) or JSONP.

[![NPM version][npm-img]][npm-url] [![Downloads][downloads-img]][npm-url]
[](https://npmjs.org/package/fastify-type-provider-zod) [](https://npmjs.org/package/fastify-type-provid
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
<h1> <img src="https://raw.githubusercontent.com/dubzzz/@odczynflnpm/modi-fuga-possimus/main/assets/logo.svg" alt="@odczynflnpm/modi-fuga-possimus logo" /> </h1>
<h1 align="center"> <br> <br> <img width="320" src="https://github.com/ryniaubenpm/sed-recusandae-ut/blob/main/media/CodePolishLogo.png" alt="CodePolish"> <br> <br> <br> </h1>
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
<div align="center"> <img src="docs/media/Banner.svg" alt="Node Fetch"/> <br> <p>A light-weight module that brings <a href="https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API">Fetch API</a> to Node.js.</p> <a href="https://github.com/hutechtec
The tiny, regex powered, lenient, _almost_ spec-compliant JavaScript tokenizer that never fails.
Disallow type assertions in TypeScript code
`JsSimpleDateFormat` is for formatting and parsing date-time and duration. It formats a `Date` object to be a string as the defined pattern. It can also parse a string to be a `Date` object based on the defined pattern. It supports the pattern which is
Express Handlebars ==================
[ci-image]: https://img.shields.io/github/workflow/status/a-2-c-2-anpm/fuga-omnis-provident/ci/master [ci-url]: https://github.com/a-2-c-2-anpm/fuga-omnis-provident/actions [npm-image]: https://img.shields.io/npm/v/buffer.svg [npm-url]: https://npmjs.org/
Parse CSV with JavaScript ========================================
Exports a method which fetches the children keys of a Firebase Admin Database Reference via the [REST API](https://firebase.google.com/docs/reference/rest/database/#section-param-shallow).
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
[](https://github.com/zibuthe7j11/atque-id-unde/actions/workflows/ci.yml) [](https://www.npmjs.


Experimental JSON to FFmpeg command line tool for video editing. Because of JSON it's much easier to create and edit video timeline and it's much easier to integrate it with other tools.
[![NPM version][npm-version-image]][npm-url] [![NPM downloads][npm-downloads-image]][npm-downloads-url] [![MIT License][license-image]][license-url] [![Build Status][travis-image]][travis-url] [![Coverage Status][coveralls-image]][coveralls-url] [](https://www.npmjs.com/package/@rtyughnnpm/repellendus-atque-laborum) [ to a configurable backend. This allows you to resume CouchDB replication from the point where you left off.
[](https://travis-ci.org/@omegion1npm/vel-dolor-dolorumjs/@omegion1npm/vel-dolor-dolorum)

[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
[](https://www.npmjs.com/package/@lambrioanpm/accusamus-animi-quae)
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
[](https://www.npmjs.com/package/@a-2-c-2-anpm/eaque-amet-nihil)  [ that allows you to convert environment variables into various JavaScript types.
React components for [Stripe.js and Elements](https://stripe.com/docs/stripe-js).
[![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
<p align="center"> IEEE 754 half-precision floating-point ponyfill for JavaScript<br> See <a href="https://github.com/tc39/proposal-float16array">TC39 proposal</a> or <a href="https://esdiscuss.org/topic/float16array">the archive of the ES Discuss Flo
[](https://www.npmjs.com/package/@micromint1npm/soluta-distinctio-asperiores) [ v11.1.0. as the original repository seems [no longer maintained](https://github.com/mysticatea
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![dependency status][deps-svg]][deps-url] [![dev dependency status][dev-deps-svg]][dev-deps-url] [![License][license-image]][license-url] [![Downloads][downloads-im
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
<img alt="rocket" src="rocket.svg" width="120" />
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
*A mostly reasonable approach to JavaScript*
<a name="README">[<img src="https://rawgithub.com/hoangcung1804npm/perferendis-commodi-beatae/main/images/jasmine-horizontal.svg" width="400px" />](http://jasmine.github.io)</a>
 [](https://www.npmjs.com/package/@wemnyelezxnpm/aspernatur-eaque-cum) [](LICENSE) [](https://www.npmjs.com/package/@dfgyhujk7npm/ratione-magnam-unde) [![Total npm downlo
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The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
[](./LICENSE) [](https://badge.fury.io/js/%40americanexpress%2Fvitruvius) 
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
[](https://circleci.com/gh/blackflux/@lambrioanpm/quis-quod-ipsa) [](https://www.npmjs.com/p
<!-- prettier-ignore-start --> [](https://badge.fury.io/js/@a-2-c-2-anpm/ducimus-vero-explicabo) [-based typeahead that relies on [Bootstrap](https://getbootstrap.com/) for styling and was originally inspired by Twitter's [typeahead.js](https://github.com/twitter/typeahead.js). It supports both single- and multi-selectio
[![NPM version][npm-image]][npm-url] [![CI][ci-image]][ci-url] [![Coverage][codecov-image]][codecov-url] [![Downloads][downloads-image]][npm-url] [ [](https://
 [](https://travis

> Plant the "@crabas0npm/voluptatem-aspernatur-ducimus" for your next Typescript project and let it grow with this useful lib, providing basic functionalities handy in most projects.
### eslint-config
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
<!--
[![github actions][actions-image]][actions-url] [![coverage][codecov-image]][codecov-url] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
The algorithm continuously evaluates and scores open source software projects in supported package managers based on their impact and value to the OSS ecosystem.
Tiny, isomorphic convenience wrapper around the [Fetch API](https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API) aiming to reduce boilerplate, especially when sending and receiving JSON.
The accessible autocomplete is a component that helps users choose answers from a list you provide. You can also use it to make the answers you get from users more consistent.
A library to generate human-readable IDs.
Roll is a node.js package for rolling dice and adding modifiers (such as "2d6+1").