How to use @ledgerhq/hw-transport-node-ble - 4 common examples
To help you get started, weāve selected a few @ledgerhq/hw-transport-node-ble examples, based on popular ways it is used in public projects.
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LedgerHQ / ledger-live-common / cli / src / live-common-setup.js View on Github 
const openBleByQuery = async query => {
const m = query.match(/^ble:?(.*)/);
if (!m) throw new Error("ble regexp should match");
const [, q] = m;
if (cacheBle[query]) return cacheBle[query];
const t = await (!q
? TransportNodeBle.create()
: Observable.create(TransportNodeBle.listen)
.pipe(
first(
e =>
(e.device.name || "").toLowerCase().includes(q.toLowerCase()) ||
e.device.id.toLowerCase() === q.toLowerCase()
),
switchMap(e => TransportNodeBle.open(e.descriptor))
)
.toPromise());
cacheBle[query] = t;
t.on("disconnect", () => {
delete cacheBle[query];
});
return t;
};disconnect: query =>
query.startsWith("ble")
? cacheBle[query]
? TransportNodeBle.disconnect(cacheBle[query].id)
: Promise.resolve()
: null
});const openBleByQuery = async query => {
const m = query.match(/^ble:?(.*)/);
if (!m) throw new Error("ble regexp should match");
const [, q] = m;
if (cacheBle[query]) return cacheBle[query];
const t = await (!q
? TransportNodeBle.create()
: Observable.create(TransportNodeBle.listen)
.pipe(
first(
e =>
(e.device.name || "").toLowerCase().includes(q.toLowerCase()) ||
e.device.id.toLowerCase() === q.toLowerCase()
),
switchMap(e => TransportNodeBle.open(e.descriptor))
)
.toPromise());
cacheBle[query] = t;
t.on("disconnect", () => {
delete cacheBle[query];
});
return t;
};
registerTransportModule({ switchMap(e => TransportNodeBle.open(e.descriptor))
)@ledgerhq/hw-transport-node-ble
Ledger Hardware Wallet Bluetooth BLE transport for Node.js (noble)
