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Promises cleanup.

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This commit is contained in:
Kris Maglione
2015-03-02 18:12:57 -08:00
parent c84c657d27
commit 7b2f821e04
10 changed files with 160 additions and 126 deletions
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16
common/modules/util.jsm
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@@ -828,14 +828,16 @@ var Util = Module("Util", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference]),
* @param {string} url The URL to fetch.
* @param {object} params Parameter object, as in #httpGet.
*/
fetchUrl: promises.withCallbacks(function fetchUrl([accept, reject, deferred], url, params) {
params = update({}, params);
params.onload = accept;
params.onerror = reject;
fetchUrl: function fetchUrl(url, params) {
return new CancelablePromise((accept, reject, canceled) => {
params = update({}, params);
params.onload = accept;
params.onerror = reject;
let req = this.httpGet(url, params);
promises.oncancel(deferred, req.cancel);
}),
let req = this.httpGet(url, params);
canceled.then(req.cancel);
});
},
/**
* The identity function.