How to use the qrloop.dataToFrames function in qrloop
To help you get started, we’ve selected a few qrloop examples, based on popular ways it is used in public projects.
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LedgerHQ / ledger-live-common / cli / src / commands.js View on Github 
mergeMap(accounts => {
const data = encode({
accounts,
settings: {
pairExchanges: {},
currenciesSettings: {}
},
exporterName: "ledger-live-cli",
exporterVersion: "0.0.0"
});
const frames = dataToFrames(data, 80, 4);
if (opts.out) {
return of(Buffer.from(JSON.stringify(frames)).toString("base64"));
} else {
const qrObservables = frames.map(str =>
asQR(str).pipe(shareReplay())
);
return interval(300).pipe(
mergeMap(i => qrObservables[i % qrObservables.length])
);
}
}),
tap(() => console.clear()) // eslint-disable-line no-consoleqrloop
Envelop big blob of data into frames that can be displayed in series of QR Codes
