2_split_and_transfer.js

async function transferFromBobToAlice() {
  const msg =
    `Split note to note A with ${splitValues[0]} value for bob & ` +
    `note B with ${splitValues[1]} value for alice`;
  console.log(chalk.green(msg));

  const noteA = await note.create(bob.publicKey, splitValues[0]);
  const noteB = await note.create(alice.publicKey, splitValues[1]);
  transferNotes = [noteA, noteB];
  const transferProof = new JoinSplitProof(
    depositNotes,
    transferNotes,
    bob.address,
    0,
    bob.address
  );

  const transferData = transferProof.encodeABI(contractAddresses.zkAsset);
  const transferSignatures = transferProof.constructSignatures(contractAddresses.zkAsset, [
    bob.aztecAccount
  ]);

  console.log("- executing transfer: zkAssetSigner.confidentialTransfer()");

  await (await bob.signers.zkAsset.confidentialTransfer(
    transferData,
    transferSignatures,
    ethOptions
  )).wait();
}