1 files changed, 51 insertions, 0 deletions
diff --git a/dom/chrome-webidl/Fluent.webidl b/dom/chrome-webidl/Fluent.webidl
new file mode 100644
index 0000000000..5a8d6fca2b
--- /dev/null
+++ b/dom/chrome-webidl/Fluent.webidl
@@ -0,0 +1,51 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+[ChromeOnly, Exposed=Window]
+interface FluentResource {
+  constructor(UTF8String source);
+};
+
+[ChromeOnly, Exposed=Window]
+interface FluentPattern {};
+
+/**
+ * FluentMessage is a structure storing an unresolved L10nMessage,
+ * as returned by the Fluent Bundle.
+ *
+ * It stores a FluentPattern of the value and attributes, which
+ * can be then passed to bundle.formatPattern.
+ */
+
+dictionary FluentMessage {
+  FluentPattern? value = null;
+  required record<UTF8String, FluentPattern> attributes;
+};
+
+typedef record<UTF8String, (UTF8String or double)?> L10nArgs;
+
+dictionary FluentBundleOptions {
+  boolean useIsolating = false;
+  UTF8String pseudoStrategy;
+};
+
+dictionary FluentBundleAddResourceOptions {
+  boolean allowOverrides = false;
+};
+
+[ChromeOnly, Exposed=Window]
+interface FluentBundle {
+  [Throws]
+  constructor((UTF8String or sequence<UTF8String>) aLocales, optional FluentBundleOptions aOptions = {});
+
+  [Pure, Cached]
+  readonly attribute sequence<UTF8String> locales;
+
+  undefined addResource(FluentResource aResource, optional FluentBundleAddResourceOptions aOptions = {});
+  boolean hasMessage(UTF8String id);
+  FluentMessage? getMessage(UTF8String id);
+  [Throws]
+  UTF8String formatPattern(FluentPattern pattern, optional L10nArgs? aArgs = null, optional object aErrors);
+};