@powersync/react-native/lib/sync/bucket/ReactNativeBucketStorageAdapter.js

PowerSync React Native SDK. Sync Postgres, MongoDB or MySQL with SQLite in your React Native app

import { SqliteBucketStorage } from '@powersync/common';
export class ReactNativeBucketStorageAdapter extends SqliteBucketStorage {
    control(op, payload) {
        if (payload instanceof Uint8Array) {
            // RNQS doesn't accept Uint8Array arguments - convert to ArrayBuffer first.
            payload = uint8ArrayToArrayBuffer(payload);
        }
        return super.control(op, payload);
    }
}
function uint8ArrayToArrayBuffer(array) {
    // SharedArrayBuffer isn't defined on ReactNative, so don't need to cater for that.
    const arrayBuffer = array.buffer;
    if (array.byteOffset == 0 && array.byteLength == arrayBuffer.byteLength) {
        // No copying needed - can use ArrayBuffer as-is
        return arrayBuffer;
    }
    else {
        // Need to make a copy
        return arrayBuffer.slice(array.byteOffset, array.byteOffset + array.byteLength);
    }
}