xotic750/is-x

ECMAScript spec abstract operations.

Define multiple non-enumerable properties at once.

Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Is this value a JS Date object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Is this value a JS String object or primitive? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Is this value a JS Number object? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Determine if a value is an ES6 Symbol or not.

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

Determine whether a given value is a function object.

Determine if a value is array like.

Used to determine whether an object has an own property with the specified property key.

Determine if an object is a Buffer

Validates if a value is undefined.

Checks if `value` is `null` or `undefined`.

Determine if a value is object like.

Detect whether or not an object is an ArrayBuffer.

Detect whether or not an object is a DataView.

Detect whether a value is an error.

Detect whether or not an object is an ES6 SET.

Detect whether or not an object is an ES6 Map.

Get the name of the function.

List of ECMAScript white space characters.

ECMAScript 5 compatibility shims for legacy JavaScript engines

ECMAScript 6 (Harmony) compatibility shims for legacy JavaScript engines

A JSON polyfill for older JavaScript platforms.

JavaScript Code Style

browser-side require() the node way

Browserify Plugin for Renaming require() Calls

DOM-less simple JavaScript BDD testing framework for Node

Generates markdown API documentation from jsdoc annotated source code

The Node Security (nodesecurity.io) command line interface

Get an object's ES6 @@toStringTag.

Is this an arguments object? It's a harder question than you think.

ES2015-compliant shim for Number.isNaN - the global isNaN returns false positives.

node's deepEqual and deepStrictEqual algorithm.

Tests if ES6 @@toStringTag is supported.

Tests if 2 characters together are a surrogate pair.

Determine if a function is an ES6 arrow function or not.