1 files changed, 70 insertions, 0 deletions
diff --git a/devtools/client/webconsole/utils/l10n.js b/devtools/client/webconsole/utils/l10n.js
new file mode 100644
index 0000000000..5c647f84e6
--- /dev/null
+++ b/devtools/client/webconsole/utils/l10n.js
@@ -0,0 +1,70 @@
+/* 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 { LocalizationHelper } = require("resource://devtools/shared/l10n.js");
+const helper = new LocalizationHelper(
+  "devtools/client/locales/webconsole.properties"
+);
+
+const l10n = {
+  /**
+   * Generates a formatted timestamp string for displaying in console messages.
+   *
+   * @param integer [milliseconds]
+   *        Optional, allows you to specify the timestamp in milliseconds since
+   *        the UNIX epoch.
+   * @return string
+   *         The timestamp formatted for display.
+   */
+  timestampString(milliseconds) {
+    const d = new Date(milliseconds ? milliseconds : null);
+    const hours = d.getHours();
+    const minutes = d.getMinutes();
+    const seconds = d.getSeconds();
+    milliseconds = d.getMilliseconds();
+    const parameters = [hours, minutes, seconds, milliseconds];
+    return l10n.getFormatStr("timestampFormat", parameters);
+  },
+
+  /**
+   * Retrieve a localized string.
+   *
+   * @param string name
+   *        The string name you want from the Web Console string bundle.
+   * @return string
+   *         The localized string.
+   */
+  getStr(name) {
+    try {
+      return helper.getStr(name);
+    } catch (ex) {
+      console.error("Failed to get string: " + name);
+      throw ex;
+    }
+  },
+
+  /**
+   * Retrieve a localized string formatted with values coming from the given
+   * array.
+   *
+   * @param string name
+   *        The string name you want from the Web Console string bundle.
+   * @param array array
+   *        The array of values you want in the formatted string.
+   * @return string
+   *         The formatted local string.
+   */
+  getFormatStr(name, array) {
+    try {
+      return helper.getFormatStr(name, ...array);
+    } catch (ex) {
+      console.error("Failed to format string: " + name);
+      throw ex;
+    }
+  },
+};
+
+module.exports = l10n;