54 lines
1.7 KiB
JavaScript
54 lines
1.7 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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/**
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* The ObjectCommand helps inspecting and managing lifecycle
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* of all inspected JavaScript objects.
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*/
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class ObjectCommand {
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constructor({ commands, _descriptorFront, _watcherFront }) {
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this.#commands = commands;
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}
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// eslint-disable-next-line no-unused-private-class-members
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#commands = null;
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/**
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* Release a set of object actors all at once.
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*
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* @param {Array<ObjectFront>} frontsToRelease
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* List of fronts for the object to release.
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*/
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async releaseObjects(frontsToRelease) {
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// First group all object fronts per target
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const actorsPerTarget = new Map();
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const promises = [];
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for (const frontToRelease of frontsToRelease) {
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const { targetFront } = frontToRelease;
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// If the front is already destroyed, its target front will be nullified.
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if (!targetFront) {
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continue;
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}
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let actorIDsToRemove = actorsPerTarget.get(targetFront);
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if (!actorIDsToRemove) {
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actorIDsToRemove = [];
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actorsPerTarget.set(targetFront, actorIDsToRemove);
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}
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actorIDsToRemove.push(frontToRelease.actorID);
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frontToRelease.destroy();
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}
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// Then release all fronts by bulk per target
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for (const [targetFront, actorIDs] of actorsPerTarget) {
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const objectsManagerFront = await targetFront.getFront("objects-manager");
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promises.push(objectsManagerFront.releaseObjects(actorIDs));
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}
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await Promise.all(promises);
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}
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}
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module.exports = ObjectCommand;
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