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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 { Actor } = require("resource://devtools/shared/protocol.js");
+const {
+ threadConfigurationSpec,
+} = require("resource://devtools/shared/specs/thread-configuration.js");
+
+const {
+ SessionDataHelpers,
+} = require("resource://devtools/server/actors/watcher/SessionDataHelpers.jsm");
+const {
+ SUPPORTED_DATA: { THREAD_CONFIGURATION },
+} = SessionDataHelpers;
+
+// List of options supported by this thread configuration actor.
+const SUPPORTED_OPTIONS = {
+ // Enable pausing on exceptions.
+ pauseOnExceptions: true,
+ // Disable pausing on caught exceptions.
+ ignoreCaughtExceptions: true,
+ // Include previously saved stack frames when paused.
+ shouldIncludeSavedFrames: true,
+ // Include async stack frames when paused.
+ shouldIncludeAsyncLiveFrames: true,
+ // Stop pausing on breakpoints.
+ skipBreakpoints: true,
+ // Log the event break points.
+ logEventBreakpoints: true,
+ // Enable debugging asm & wasm.
+ // See https://searchfox.org/mozilla-central/source/js/src/doc/Debugger/Debugger.md#16-26
+ observeAsmJS: true,
+ observeWasm: true,
+ // Should pause all the workers untill thread has attached.
+ pauseWorkersUntilAttach: true,
+};
+
+/**
+ * This actor manages the configuration options which apply to thread actor for all the targets.
+ *
+ * Configuration options should be applied to all concerned targets when the
+ * configuration is updated, and new targets should also be able to read the
+ * flags when they are created. The flags will be forwarded to the WatcherActor
+ * and stored as THREAD_CONFIGURATION data entries.
+ *
+ * @constructor
+ *
+ */
+class ThreadConfigurationActor extends Actor {
+ constructor(watcherActor) {
+ super(watcherActor.conn, threadConfigurationSpec);
+ this.watcherActor = watcherActor;
+ }
+
+ async updateConfiguration(configuration) {
+ const configArray = Object.keys(configuration)
+ .filter(key => {
+ if (!SUPPORTED_OPTIONS[key]) {
+ console.warn(`Unsupported option for ThreadConfiguration: ${key}`);
+ return false;
+ }
+ return true;
+ })
+ .map(key => ({ key, value: configuration[key] }));
+
+ await this.watcherActor.addDataEntry(THREAD_CONFIGURATION, configArray);
+ }
+}
+
+exports.ThreadConfigurationActor = ThreadConfigurationActor;