src/evaluator/error.js
function createError() {
  var e = new Error(util.format.apply(null, arguments));
  e.trace = false;

  return e;
}
function createError() {
  var e = new Error(util.format.apply(null, arguments));
  e.trace = false;

  return e;
}
Create Error objects with their trace suppressed. This is useful for generating error message responses within the shell.