preloadShim

Summary

Fetches one or more JavaScript modules through the polyfill for a later polyfilled import. This function does not use native module preloads.

Preload failures are ignored. A later import reports the failure if the module is required.

function preloadShim(specifiers: string | readonly string[], parentUrl: string): Promise<void>

Module specifier or specifiers to preload.

URL to resolve the specifiers from. (default: document.baseURI)

A promise that settles after all module fetches have completed.