Function

Source: src/AWS/CloudFront/Function.ts

A CloudFront Function for viewer request and response customization.

CloudFront Functions are lightweight JavaScript handlers that run at the edge and can be attached to distribution cache behaviors.

Creating Functions

const fn = yield* Function("RouterRequestFunction", {
  code: `
async function handler(event) {
  event.request.headers["x-forwarded-host"] = {
    value: event.request.headers.host.value,
  };
  return event.request;
}
`,
});