Important: This documentation covers Yarn 1 (Classic).

For Yarn 2+ docs and migration guide, see yarnpkg.com.

found 1,710 packages in 17ms

has-symbols366.2mMIT1.1.0

Determine if the JS environment has Symbol support. Supports spec, or shams.

inspect-js8 months agoSymbol, symbols, typeof, sham

Returns true if an object was created by the Object constructor, or Object.create(null).

jonschlinkertabout 2 years agocheck, is, is-object, isobject

type-detect213.6mMIT4.1.0

Improved typeof detection for node.js and the browser.

chaijsabout 1 year agotype, typeof, types

kind-of663.8mMIT6.0.3

Get the native type of a value.

jonschlinkertabout 2 years agoarguments, array, boolean, check

is-number506.5mMIT7.0.0

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

jonschlinkertabout 2 years agocast, check, coerce, coercion

Packages

Lightweight debugging utility for Node.js and the browser

Lodash modular utilities.

React is a JavaScript library for building user interfaces.

A querystring parser that supports nesting and arrays, with a depth limit

Higher-order functions and common patterns for asynchronous code

Babel compiler core.