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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const protocol = require("devtools/shared/protocol");
const { ActorClassWithSpec, Actor } = protocol;
const { actorBridgeWithSpec } = require("devtools/server/actors/common");
const { perfSpec } = require("devtools/shared/specs/perf");
const {
ActorReadyGeckoProfilerInterface,
} = require("devtools/shared/performance-new/gecko-profiler-interface");
/**
* Pass on the events from the bridge to the actor.
* @param {Object} actor The perf actor
* @param {Array<string>} names The event names
*/
function _bridgeEvents(actor, names) {
for (const name of names) {
actor.bridge.on(name, (...args) => actor.emit(name, ...args));
}
}
/**
* The PerfActor wraps the Gecko Profiler interface
*/
exports.PerfActor = ActorClassWithSpec(perfSpec, {
initialize: function(conn, targetActor) {
Actor.prototype.initialize.call(this, conn);
// The "bridge" is the actual implementation of the actor. It is abstracted
// out into its own class so that it can be re-used with the profiler popup.
this.bridge = new ActorReadyGeckoProfilerInterface({
// Do not use the gzipped API from the Profiler to capture profiles.
gzipped: false,
});
_bridgeEvents(this, [
"profile-locked-by-private-browsing",
"profile-unlocked-from-private-browsing",
"profiler-started",
"profiler-stopped",
]);
},
destroy: function(conn) {
Actor.prototype.destroy.call(this, conn);
this.bridge.destroy();
},
// Connect the rest of the ActorReadyGeckoProfilerInterface's methods to the PerfActor.
startProfiler: actorBridgeWithSpec("startProfiler"),
stopProfilerAndDiscardProfile: actorBridgeWithSpec(
"stopProfilerAndDiscardProfile"
),
getSymbolTable: actorBridgeWithSpec("getSymbolTable"),
getProfileAndStopProfiler: actorBridgeWithSpec("getProfileAndStopProfiler"),
isActive: actorBridgeWithSpec("isActive"),
isSupportedPlatform: actorBridgeWithSpec("isSupportedPlatform"),
isLockedForPrivateBrowsing: actorBridgeWithSpec("isLockedForPrivateBrowsing"),
getSupportedFeatures: actorBridgeWithSpec("getSupportedFeatures"),
});
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