42 lines
1.1 KiB
JavaScript
42 lines
1.1 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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Cu.import("resource://gre/modules/Task.jsm", this);
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Cu.import("resource://testing-common/ContentTaskUtils.jsm", this);
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addMessageListener("content-task:spawn", function (msg) {
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let id = msg.data.id;
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let source = msg.data.runnable || "()=>{}";
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try {
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let runnablestr = `
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(() => {
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return (${source});
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})();`
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let runnable = eval(runnablestr);
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let iterator = runnable(msg.data.arg);
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Task.spawn(iterator).then((val) => {
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sendAsyncMessage("content-task:complete", {
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id: id,
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result: val,
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});
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}, (e) => {
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sendAsyncMessage("content-task:complete", {
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id: id,
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error: e.toString(),
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});
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});
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} catch (e) {
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sendAsyncMessage("content-task:complete", {
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id: id,
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error: e.toString(),
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});
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}
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});
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