“use strict”; module.exports = function(

Promise, INTERNAL, tryConvertToPromise, apiRejection) {

var isArray = require(“./util.js”).isArray;

var raceLater = function (promise) {

return promise.then(function(array) {
    return race(array, promise);
});

};

function race(promises, parent) {

var maybePromise = tryConvertToPromise(promises);

if (maybePromise instanceof Promise) {
    return raceLater(maybePromise);
} else if (!isArray(promises)) {
    return apiRejection("expecting an array, a promise or a thenable\u000a\u000a    See http://goo.gl/s8MMhc\u000a");
}

var ret = new Promise(INTERNAL);
if (parent !== undefined) {
    ret._propagateFrom(parent, 4 | 1);
}
var fulfill = ret._fulfill;
var reject = ret._reject;
for (var i = 0, len = promises.length; i < len; ++i) {
    var val = promises[i];

    if (val === undefined && !(i in promises)) {
        continue;
    }

    Promise.cast(val)._then(fulfill, reject, undefined, ret, null);
}
return ret;

}

Promise.race = function (promises) {

return race(promises, undefined);

};

Promise.prototype.race = function () {

return race(this, undefined);

};

};