2 var util = require("./util");
3 var maybeWrapAsError = util.maybeWrapAsError;
4 var errors = require("./errors");
5 var OperationalError = errors.OperationalError;
6 var es5 = require("./es5");
8 function isUntypedError(obj) {
9 return obj instanceof Error &&
10 es5.getPrototypeOf(obj) === Error.prototype;
13 var rErrorKey = /^(?:name|message|stack|cause)$/;
14 function wrapAsOperationalError(obj) {
16 if (isUntypedError(obj)) {
17 ret = new OperationalError(obj);
19 ret.message = obj.message;
20 ret.stack = obj.stack;
21 var keys = es5.keys(obj);
22 for (var i = 0; i < keys.length; ++i) {
24 if (!rErrorKey.test(key)) {
30 util.markAsOriginatingFromRejection(obj);
34 function nodebackForPromise(promise, multiArgs) {
35 return function(err, value) {
36 if (promise === null) return;
38 var wrapped = wrapAsOperationalError(maybeWrapAsError(err));
39 promise._attachExtraTrace(wrapped);
40 promise._reject(wrapped);
41 } else if (!multiArgs) {
42 promise._fulfill(value);
44 var $_len = arguments.length;var args = new Array($_len - 1); for(var $_i = 1; $_i < $_len; ++$_i) {args[$_i - 1] = arguments[$_i];};
45 promise._fulfill(args);
51 module.exports = nodebackForPromise;