runBytecodeFile = function (filename) {
  if (typeof filename !== 'string') {
    throw new Error(`filename must be a string. ${typeof filename} was given.`);
  }

  const bytecodeBuffer = fs.readFileSync(filename);

  return runBytecode(bytecodeBuffer);
}
Runs .jsc file and returns the result.
@param   {string} filename
@returns {any}    The result of the very last statement executed in the script.