@ledgerhq/hw-transport-mocker/lib-es/createTransportReplayer.js

Ledger Hardware Wallet mocker utilities used for tests

import Transport from "@ledgerhq/hw-transport";
import { log } from "@ledgerhq/logs";
/**
 * create a transport replayer with a record store.
 * @param recordStore
 */
const createTransportReplayer = (recordStore) => {
    console.warn("TO BE DEPRECATED: use openTransportReplayer instead");
    class TransportReplayer extends Transport {
        static isSupported = () => Promise.resolve(true);
        static list = () => Promise.resolve([null]);
        static listen = o => {
            let unsubscribed;
            setTimeout(() => {
                if (unsubscribed)
                    return;
                o.next({
                    type: "add",
                    descriptor: null,
                });
                o.complete();
            }, 0);
            return {
                unsubscribe: () => {
                    unsubscribed = true;
                },
            };
        };
        static open = () => Promise.resolve(new TransportReplayer());
        setScrambleKey() { }
        close() {
            return Promise.resolve();
        }
        exchange(apdu) {
            log("apdu", apdu.toString("hex"));
            try {
                const buffer = recordStore.replayExchange(apdu);
                log("apdu", buffer.toString("hex"));
                return Promise.resolve(buffer);
            }
            catch (e) {
                log("apdu-error", String(e));
                return Promise.reject(e);
            }
        }
    }
    return TransportReplayer;
};
export default createTransportReplayer;
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