gecko-dev/devtools/server/actors/manifest.js

39 строки
1.0 KiB
JavaScript

/* 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 { Actor, ActorClassWithSpec } = require("devtools/shared/protocol");
const { manifestSpec } = require("devtools/shared/specs/manifest");
loader.lazyImporter(
this,
"ManifestObtainer",
"resource://gre/modules/ManifestObtainer.jsm"
);
/**
* An actor for a Web Manifest
*/
const ManifestActor = ActorClassWithSpec(manifestSpec, {
initialize: function(conn, targetActor) {
Actor.prototype.initialize.call(this, conn);
this.targetActor = targetActor;
},
fetchCanonicalManifest: async function() {
try {
const manifest = await ManifestObtainer.contentObtainManifest(
this.targetActor.window,
{ checkConformance: true }
);
return { manifest };
} catch (error) {
return { manifest: null, errorMessage: error.message };
}
},
});
exports.ManifestActor = ManifestActor;