summaryrefslogtreecommitdiffstats
path: root/remote/cdp/domains/content/Log.sys.mjs
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--remote/cdp/domains/content/Log.sys.mjs86
1 files changed, 86 insertions, 0 deletions
diff --git a/remote/cdp/domains/content/Log.sys.mjs b/remote/cdp/domains/content/Log.sys.mjs
new file mode 100644
index 0000000000..f8c561d429
--- /dev/null
+++ b/remote/cdp/domains/content/Log.sys.mjs
@@ -0,0 +1,86 @@
+/* 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/. */
+
+import { ContentProcessDomain } from "chrome://remote/content/cdp/domains/ContentProcessDomain.sys.mjs";
+
+const CONSOLE_MESSAGE_LEVEL_MAP = {
+ [Ci.nsIConsoleMessage.debug]: "verbose",
+ [Ci.nsIConsoleMessage.info]: "info",
+ [Ci.nsIConsoleMessage.warn]: "warning",
+ [Ci.nsIConsoleMessage.error]: "error",
+};
+
+export class Log extends ContentProcessDomain {
+ constructor(session) {
+ super(session);
+ this.enabled = false;
+ }
+
+ destructor() {
+ this.disable();
+
+ super.destructor();
+ }
+
+ enable() {
+ if (!this.enabled) {
+ this.enabled = true;
+
+ Services.console.registerListener(this);
+ }
+ }
+
+ disable() {
+ if (this.enabled) {
+ this.enabled = false;
+
+ Services.console.unregisterListener(this);
+ }
+ }
+
+ _getLogCategory(category) {
+ if (category.startsWith("CORS")) {
+ return "network";
+ } else if (category.includes("javascript")) {
+ return "javascript";
+ }
+
+ return "other";
+ }
+
+ // nsIObserver
+
+ /**
+ * Takes all script error messages that do not have an exception attached,
+ * and emits a "Log.entryAdded" event.
+ *
+ * @param {nsIConsoleMessage} message
+ * Message originating from the nsIConsoleService.
+ */
+ observe(message) {
+ if (message instanceof Ci.nsIScriptError && !message.hasException) {
+ let url;
+ if (message.sourceName !== "debugger eval code") {
+ url = message.sourceName;
+ }
+
+ const entry = {
+ source: this._getLogCategory(message.category),
+ level: CONSOLE_MESSAGE_LEVEL_MAP[message.logLevel],
+ text: message.errorMessage,
+ timestamp: message.timeStamp,
+ url,
+ lineNumber: message.lineNumber,
+ };
+
+ this.emit("Log.entryAdded", { entry });
+ }
+ }
+
+ // XPCOM
+
+ get QueryInterface() {
+ return ChromeUtils.generateQI(["nsIConsoleListener"]);
+ }
+}