@primitive/is-object
v1.1.0
Published
Determine if a value is an object
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Readme
is-object
Determine if a value is an object.
A value is an object if it is of type object
, or is an instance of reference
type Object
.
Usage
npm install @primitive/is-object --save # Install package via NPM
yarn add @primitive/is-object # Install package via Yarn
import { expect } from "chai";
import isObject from "@primitive/is-object";
expect(isObject(new Object())).to.be.true;
expect(isObject({ foo: true })).to.be.true;
expect(isObject([ 1, 2, 3 ]).to.be.false;
expect(isObject(undefined)).to.be.false;
expect(isObject(null)).to.be.false;
This package contains TypeScript type declarations. Furthermore, the package uses TypeScript type guards to allow type inference to influence intellisense.
if (isObject(x)) {
// IntelliSense now knows `x` is an object.
let y: object = x;
}
Content Delivery Network (CDN)
This package can be imported via unpkg as demonstrated below.
<script src="https://unpkg.com/@primitive/is-object/dist/index.min.js">
<script type="application/javascript">
var x = { foo: "bar", baz: "ray" };
if (isObject(x)) {
// `x` is an object!
}
</script>
Build & Test
This package uses Gulp for building, and Chai and Mocha for testing.
npm install # Installs dependencies.
npm run build # Build the project.
npm test # Run tests.
License
Refer to the LICENSE
file for license information.