let key = new Uint8Array(16);
let data = new Uint8Array(12+16+5);
let buffer = new Uint8Array(10); // too small
try {
  AESCryptoModule.decrypt(key, data, buffer);
} catch (err) {
  // got InvalidDataLengthException from AESCryptoModule.swift L175
  console.log(err);
}