CancelablePromise is a Promise that can be canceled. It is a Promise that has a status property that can be '`pending`', '`resolved`', '`rejected`' or '`canceled`'. It has an onCancel method that allows you to register a callback that will be called when the promise is canceled. It has a cancel method that allows you to cancel the promise.
Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.