Adding support for number formating to the JS i18n API.

src/extensions/experimental/number-format.h

+// Copyright 2011 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef V8_EXTENSIONS_EXPERIMENTAL_NUMBER_FORMAT_H_
+#define V8_EXTENSIONS_EXPERIMENTAL_NUMBER_FORMAT_H_
+
+#include "include/v8.h"
+
+#include "unicode/uversion.h"
+
+namespace U_ICU_NAMESPACE {
+class DecimalFormat;
+}
+
+namespace v8 {
+namespace internal {
+
+class NumberFormat {
+ public:
+  // 3-letter ISO 4217 currency code plus \0.
+  static const int kCurrencyCodeLength;
+
+  static v8::Handle<v8::Value> JSNumberFormat(const v8::Arguments& args);
+
+  // Helper methods for various bindings.
+
+  // Unpacks date format object from corresponding JavaScript object.
+  static icu::DecimalFormat* UnpackNumberFormat(
+      v8::Handle<v8::Object> obj);
+
+  // Release memory we allocated for the NumberFormat once the JS object that
+  // holds the pointer gets garbage collected.
+  static void DeleteNumberFormat(v8::Persistent<v8::Value> object,
+                                   void* param);

[Mads Ager (chromium), 2011/06/10 07:25:30]

Indentation is a bit off.

[Nebojša Ćirić, 2011/06/14 21:46:21]

Done.

+
+  // Formats number and returns corresponding string.
+  static v8::Handle<v8::Value> Format(const v8::Arguments& args);
+
+ private:
+  NumberFormat();
+
+  static v8::Persistent<v8::FunctionTemplate> number_format_template_;
+
+  // We don't have access to internal is_nan method so lets save actual
+  // value JavaScript uses.
+  static double nan_;
+};
+
+} }  // namespace v8::internal
+
+#endif  // V8_EXTENSIONS_EXPERIMENTAL_NUMBER_FORMAT_H_