Function createEnvelope

packages/core/src/utils/envelope.ts:28–30

(headers: E[0], items: E[1] = [])

 * so that the envelope types resolve correctly.
 */
export function createEnvelope<E extends Envelope>(headers: E[0], items: E[1] = []): E {
  return [headers, items] as E;
}

/**
 * Add an item to an envelope.