39 lines
939 B
JavaScript
39 lines
939 B
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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var EXPORTED_SYMBOLS = ["TelemetryLog"];
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ChromeUtils.import("resource://gre/modules/Services.jsm");
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const LOG_ENTRY_MAX_COUNT = 1000;
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var gLogEntries = [];
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var TelemetryLog = Object.freeze({
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log(id, data) {
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if (gLogEntries.length >= LOG_ENTRY_MAX_COUNT) {
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return;
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}
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id = String(id);
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var ts;
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try {
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ts = Math.floor(Services.telemetry.msSinceProcessStart());
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} catch (e) {
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// If timestamp is screwed up, we just give up instead of making up
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// data.
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return;
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}
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var entry = [id, ts];
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if (data !== undefined) {
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entry = entry.concat(Array.prototype.map.call(data, String));
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}
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gLogEntries.push(entry);
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},
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entries() {
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return gLogEntries;
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}
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});
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