diff -r 000000000000 -r 6474c204b198 js/src/builtin/Intl.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/builtin/Intl.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,199 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ * 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/. */
+
+#ifndef builtin_Intl_h
+#define builtin_Intl_h
+
+#include "NamespaceImports.h"
+#include "unicode/utypes.h"
+
+/*
+ * The Intl module specified by standard ECMA-402,
+ * ECMAScript Internationalization API Specification.
+ */
+
+/**
+ * Initializes the Intl Object and its standard built-in properties.
+ * Spec: ECMAScript Internationalization API Specification, 8.0, 8.1
+ */
+extern JSObject *
+js_InitIntlClass(JSContext *cx, js::HandleObject obj);
+
+namespace js {
+
+/*
+ * The following functions are for use by self-hosted code.
+ */
+
+
+/******************** Collator ********************/
+
+/**
+ * Returns a new instance of the standard built-in Collator constructor.
+ * Self-hosted code cannot cache this constructor (as it does for others in
+ * Utilities.js) because it is initialized after self-hosted code is compiled.
+ *
+ * Usage: collator = intl_Collator(locales, options)
+ */
+extern bool
+intl_Collator(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns an object indicating the supported locales for collation
+ * by having a true-valued property for each such locale with the
+ * canonicalized language tag as the property name. The object has no
+ * prototype.
+ *
+ * Usage: availableLocales = intl_Collator_availableLocales()
+ */
+extern bool
+intl_Collator_availableLocales(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns an array with the collation type identifiers per Unicode
+ * Technical Standard 35, Unicode Locale Data Markup Language, for the
+ * collations supported for the given locale. "standard" and "search" are
+ * excluded.
+ *
+ * Usage: collations = intl_availableCollations(locale)
+ */
+extern bool
+intl_availableCollations(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Compares x and y (which must be String values), and returns a number less
+ * than 0 if x < y, 0 if x = y, or a number greater than 0 if x > y according
+ * to the sort order for the locale and collation options of the given
+ * Collator.
+ *
+ * Spec: ECMAScript Internationalization API Specification, 10.3.2.
+ *
+ * Usage: result = intl_CompareStrings(collator, x, y)
+ */
+extern bool
+intl_CompareStrings(JSContext *cx, unsigned argc, Value *vp);
+
+
+/******************** NumberFormat ********************/
+
+/**
+ * Returns a new instance of the standard built-in NumberFormat constructor.
+ * Self-hosted code cannot cache this constructor (as it does for others in
+ * Utilities.js) because it is initialized after self-hosted code is compiled.
+ *
+ * Usage: numberFormat = intl_NumberFormat(locales, options)
+ */
+extern bool
+intl_NumberFormat(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns an object indicating the supported locales for number formatting
+ * by having a true-valued property for each such locale with the
+ * canonicalized language tag as the property name. The object has no
+ * prototype.
+ *
+ * Usage: availableLocales = intl_NumberFormat_availableLocales()
+ */
+extern bool
+intl_NumberFormat_availableLocales(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns the numbering system type identifier per Unicode
+ * Technical Standard 35, Unicode Locale Data Markup Language, for the
+ * default numbering system for the given locale.
+ *
+ * Usage: defaultNumberingSystem = intl_numberingSystem(locale)
+ */
+extern bool
+intl_numberingSystem(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns a string representing the number x according to the effective
+ * locale and the formatting options of the given NumberFormat.
+ *
+ * Spec: ECMAScript Internationalization API Specification, 11.3.2.
+ *
+ * Usage: formatted = intl_FormatNumber(numberFormat, x)
+ */
+extern bool
+intl_FormatNumber(JSContext *cx, unsigned argc, Value *vp);
+
+
+/******************** DateTimeFormat ********************/
+
+/**
+ * Returns a new instance of the standard built-in DateTimeFormat constructor.
+ * Self-hosted code cannot cache this constructor (as it does for others in
+ * Utilities.js) because it is initialized after self-hosted code is compiled.
+ *
+ * Usage: dateTimeFormat = intl_DateTimeFormat(locales, options)
+ */
+extern bool
+intl_DateTimeFormat(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns an object indicating the supported locales for date and time
+ * formatting by having a true-valued property for each such locale with the
+ * canonicalized language tag as the property name. The object has no
+ * prototype.
+ *
+ * Usage: availableLocales = intl_DateTimeFormat_availableLocales()
+ */
+extern bool
+intl_DateTimeFormat_availableLocales(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns an array with the calendar type identifiers per Unicode
+ * Technical Standard 35, Unicode Locale Data Markup Language, for the
+ * supported calendars for the given locale. The default calendar is
+ * element 0.
+ *
+ * Usage: calendars = intl_availableCalendars(locale)
+ */
+extern bool
+intl_availableCalendars(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Return a pattern in the date-time format pattern language of Unicode
+ * Technical Standard 35, Unicode Locale Data Markup Language, for the
+ * best-fit date-time format pattern corresponding to skeleton for the
+ * given locale.
+ *
+ * Usage: pattern = intl_patternForSkeleton(locale, skeleton)
+ */
+extern bool
+intl_patternForSkeleton(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Returns a String value representing x (which must be a Number value)
+ * according to the effective locale and the formatting options of the
+ * given DateTimeFormat.
+ *
+ * Spec: ECMAScript Internationalization API Specification, 12.3.2.
+ *
+ * Usage: formatted = intl_FormatDateTime(dateTimeFormat, x)
+ */
+extern bool
+intl_FormatDateTime(JSContext *cx, unsigned argc, Value *vp);
+
+/**
+ * Cast jschar* strings to UChar* strings used by ICU.
+ */
+inline const UChar *
+JSCharToUChar(const jschar *chars)
+{
+  return reinterpret_cast<const UChar *>(chars);
+}
+
+inline UChar *
+JSCharToUChar(jschar *chars)
+{
+  return reinterpret_cast<UChar *>(chars);
+}
+
+} // namespace js
+
+#endif /* builtin_Intl_h */