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/* eslint no-console: "off" */
// Run if you want to monitor unresolved promises (in properly working
// application there should be no promises that are never resolved)
"use strict";
var max = Math.max
, isValue = require("es5-ext/object/is-value")
, callable = require("es5-ext/object/valid-callable")
, isCallable = require("es5-ext/object/is-callable")
, toPosInt = require("es5-ext/number/to-pos-integer")
, deferred = require("./deferred");
exports = module.exports = function (timeout, cb) {
if (timeout === false) {
// Cancel monitor
delete deferred._monitor;
delete exports.timeout;
delete exports.callback;
return;
}
exports.timeout = timeout = max(toPosInt(timeout) || 5000, 50);
if (isValue(cb)) {
callable(cb);
} else if (typeof console !== "undefined" && console && isCallable(console.error)) {
cb = function (e) {
console.error(
(e.stack && e.stack.toString()) || "Unresolved promise: no stack available"
);
};
}
exports.callback = cb;
deferred._monitor = function () {
var e = new Error("Unresolved promise");
return setTimeout(function () { if (cb) cb(e); }, timeout);
};
};
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