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/* -*- 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 */
[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 {
constructor((UTF8String or sequence<UTF8String>) aLocales, optional FluentBundleOptions aOptions = {});
[Pure, Cached]
readonly attribute sequence<UTF8String> locales;
void addResource(FluentResource aResource, optional FluentBundleAddResourceOptions aOptions = {});
boolean hasMessage(UTF8String id);
FluentMessage? getMessage(UTF8String id);
UTF8String formatPattern(FluentPattern pattern, optional L10nArgs? aArgs = null, optional object aErrors);