"use strict";
var util = require("./util");
var maybeWrapAsError = util.maybeWrapAsError;
var errors = require("./errors");
var OperationalError = errors.OperationalError;
var es5 = require("./es5");
function isUntypedError(obj) {
return obj instanceof Error &&
es5.getPrototypeOf(obj) === Error.prototype;
}
var rErrorKey = /^(?:name|message|stack|cause)$/;
function wrapAsOperationalError(obj) {
var ret;
if (isUntypedError(obj)) {
ret = new OperationalError(obj);
ret.name = obj.name;
ret.message = obj.message;
ret.stack = obj.stack;
var keys = es5.keys(obj);
for (var i = 0; i < keys.length; ++i) {
var key = keys[i];
if (!rErrorKey.test(key)) {
ret[key] = obj[key];
}
}
return ret;
}
util.markAsOriginatingFromRejection(obj);
return obj;
}
function nodebackForPromise(promise, multiArgs) {
return function(err, value) {
if (promise === null) return;
if (err) {
var wrapped = wrapAsOperationalError(maybeWrapAsError(err));
promise._attachExtraTrace(wrapped);
promise._reject(wrapped);
} else if (!multiArgs) {
promise._fulfill(value);
} else {
var $_len = arguments.length;var args = new Array(Math.max($_len - 1, 0)); for(var $_i = 1; $_i < $_len; ++$_i) {args[$_i - 1] = arguments[$_i];};
promise._fulfill(args);
}
promise = null;
};
}
module.exports = nodebackForPromise;
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