@typeforce/has-symbol v1.0.1

has-symbol

Determine if the current execution environment supports ES6 Symbols.

Behaviour is undefined when the environment is using a Symbol polyfill.

Usage

    npm install @typeforce/has-symbol --save   # Install package via NPM

    import { expect } from "chai";
    import hasSymbol from "@typeforce/has-symbol";

    expect(hasSymbol()).to.be.a("boolean");

This package contains TypeScript type declarations.

Content Delivery Network (CDN)

This package can be imported via unpkg as demonstrated below.

    <script src="https://unpkg.com/@typeforce/has-symbol/dist/index.min.js"></script>
    <script type="application/javascript">
        if (hasSymbol()) {
            // `Symbol`s are supported!
        }
    </script>

Build & Test

When building the project, a folder named dist/ will be created if it does not already exist, where the compiled code will be outputted to. Type declaration files will also be generated and outputted to the dist/ folder.

A minified Javascript version of the entire project will be generated and outputted to dist/index.min.js.

    npm install     # Installs dependencies.
    npm run build   # Build the project.

This package uses Gulp for building, and Chai and Mocha for testing.

    npm test       # Run tests.

License

Refer to the LICENSE file for license information.