function isByteArrayWithArrayBuffer(b) {
    return b?.buffer instanceof ArrayBuffer;
}
/**
 * To guarantee Uint8Array semantics, convert nodejs Buffers
 * into vanilla Uint8Arrays
 */
export function asUint8Array(buf) {
    if (isByteArrayWithArrayBuffer(buf)) {
        return buf;
    }
    const b = buf.slice();
    return new Uint8Array(b.buffer, 0, b.byteLength);
}
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