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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";
class JSTraceWatcher {
/**
* Start watching for traces for a given target actor.
*
* @param TargetActor targetActor
* The target actor from which we should observe
* @param Object options
* Dictionary object with following attributes:
* - onAvailable: mandatory function
* This will be called for each resource.
*/
async watch(targetActor, { onAvailable }) {
this.#onAvailable = onAvailable;
}
#onAvailable;
/**
* Stop watching for traces
*/
destroy() {
// The traces are being emitted by the TracerActor via `emitTraces` method,
// we start and stop recording and emitting tracer from this actor.
// Watching for JSTRACER_TRACE only allows receiving these trace events.
}
/**
* Emit a JSTRACER_TRACE resource.
*
* This is being called by the Tracer Actor.
*/
emitTraces(traces) {
this.#onAvailable(traces);
}
}
module.exports = JSTraceWatcher;
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