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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /devtools/shared/commands/tracer
parentInitial commit. (diff)
downloadfirefox-upstream/124.0.1.tar.xz
firefox-upstream/124.0.1.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/shared/commands/tracer')
-rw-r--r--devtools/shared/commands/tracer/moz.build7
-rw-r--r--devtools/shared/commands/tracer/tracer-command.js85
2 files changed, 92 insertions, 0 deletions
diff --git a/devtools/shared/commands/tracer/moz.build b/devtools/shared/commands/tracer/moz.build
new file mode 100644
index 0000000000..63b3033655
--- /dev/null
+++ b/devtools/shared/commands/tracer/moz.build
@@ -0,0 +1,7 @@
+# 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/.
+
+DevToolsModules(
+ "tracer-command.js",
+)
diff --git a/devtools/shared/commands/tracer/tracer-command.js b/devtools/shared/commands/tracer/tracer-command.js
new file mode 100644
index 0000000000..f512c15d9e
--- /dev/null
+++ b/devtools/shared/commands/tracer/tracer-command.js
@@ -0,0 +1,85 @@
+/* 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 TracerCommand {
+ constructor({ commands }) {
+ this.#targetCommand = commands.targetCommand;
+ this.#targetConfigurationCommand = commands.targetConfigurationCommand;
+ this.#resourceCommand = commands.resourceCommand;
+ }
+
+ #resourceCommand;
+ #targetCommand;
+ #targetConfigurationCommand;
+ #isTracing = false;
+
+ async initialize() {
+ return this.#resourceCommand.watchResources(
+ [this.#resourceCommand.TYPES.JSTRACER_STATE],
+ { onAvailable: this.onResourcesAvailable }
+ );
+ }
+ destroy() {
+ this.#resourceCommand.unwatchResources(
+ [this.#resourceCommand.TYPES.JSTRACER_STATE],
+ { onAvailable: this.onResourcesAvailable }
+ );
+ }
+
+ onResourcesAvailable = resources => {
+ for (const resource of resources) {
+ if (resource.resourceType != this.#resourceCommand.TYPES.JSTRACER_STATE) {
+ continue;
+ }
+ this.#isTracing = resource.enabled;
+ }
+ };
+
+ /**
+ * Get the dictionary passed to the server codebase as a SessionData.
+ * This contains all settings to fine tune the tracer actual behavior.
+ *
+ * @return {JSON}
+ * Configuration object.
+ */
+ #getTracingOptions() {
+ return {
+ logMethod: Services.prefs.getStringPref(
+ "devtools.debugger.javascript-tracing-log-method",
+ ""
+ ),
+ traceValues: Services.prefs.getBoolPref(
+ "devtools.debugger.javascript-tracing-values",
+ false
+ ),
+ traceOnNextInteraction: Services.prefs.getBoolPref(
+ "devtools.debugger.javascript-tracing-on-next-interaction",
+ false
+ ),
+ traceOnNextLoad: Services.prefs.getBoolPref(
+ "devtools.debugger.javascript-tracing-on-next-load",
+ false
+ ),
+ traceFunctionReturn: Services.prefs.getBoolPref(
+ "devtools.debugger.javascript-tracing-function-return",
+ false
+ ),
+ };
+ }
+
+ /**
+ * Toggle JavaScript tracing for all targets.
+ */
+ async toggle() {
+ this.#isTracing = !this.#isTracing;
+
+ await this.#targetConfigurationCommand.updateConfiguration({
+ tracerOptions: this.#isTracing ? this.#getTracingOptions() : undefined,
+ });
+ }
+}
+
+module.exports = TracerCommand;