@types/systemjs

What is @types/systemjs?

@types/systemjs provides TypeScript type definitions for the SystemJS module loader, which allows for dynamic module loading in JavaScript applications. It helps developers to use SystemJS with TypeScript by providing type safety and autocompletion features.

What are @types/systemjs's main functionalities?

Dynamic Module Import

This feature allows you to dynamically import modules at runtime. The code sample demonstrates how to import a module named 'module-name' and log it to the console once it is loaded.

System.import('module-name').then(module => { console.log(module); });

Configuring SystemJS

This feature allows you to configure SystemJS settings such as base URL and module mappings. The code sample shows how to set the base URL for modules and map a module name to a specific path.

System.config({ baseURL: '/js', map: { 'module-name': 'path/to/module' } });

Registering Modules

This feature allows you to register modules with SystemJS. The code sample demonstrates how to register a module named 'module-name' with no dependencies and an empty default export.

System.register('module-name', [], function (exports) { return { setters: [], execute: function () { exports('default', {}); } }; });

Other packages similar to @types/systemjs

requirejs

RequireJS is a JavaScript file and module loader. It is similar to SystemJS in that it allows for dynamic module loading, but it uses the AMD (Asynchronous Module Definition) format. Unlike SystemJS, RequireJS does not natively support ES6 modules.

webpack

Webpack is a module bundler that can also handle dynamic imports. It is more comprehensive than SystemJS, offering features like code splitting, hot module replacement, and tree shaking. Webpack is often used in larger projects where a build step is acceptable.

es-module-loader

ES Module Loader is a polyfill for the ES6 module loader. It provides similar functionality to SystemJS but is focused solely on ES6 modules. It is less flexible than SystemJS but can be a good choice if you are only working with ES6 modules.

README

Installation

npm install --save @types/systemjs

Summary

This package contains type definitions for systemjs (https://github.com/systemjs/systemjs).

Details

Files were exported from https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/systemjs.

Additional Details

• Last updated: Fri, 13 Sep 2024 19:07:23 GMT
• Dependencies: none

Credits

These definitions were written by Joel Denning.