1 files changed, 69 insertions, 0 deletions
diff --git a/deps/v8/src/objects/js-plural-rules.h b/deps/v8/src/objects/js-plural-rules.h
new file mode 100644
index 0000000000..9d5da795ab
--- /dev/null
+++ b/deps/v8/src/objects/js-plural-rules.h
@@ -0,0 +1,69 @@
+// Copyright 2018 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef V8_INTL_SUPPORT
+#error Internationalization is expected to be enabled.
+#endif  // V8_INTL_SUPPORT
+
+#ifndef V8_OBJECTS_JS_PLURAL_RULES_H_
+#define V8_OBJECTS_JS_PLURAL_RULES_H_
+
+#include "src/heap/factory.h"
+#include "src/isolate.h"
+#include "src/objects.h"
+#include "src/objects/intl-objects.h"
+#include "src/objects/managed.h"
+
+// Has to be the last include (doesn't have include guards):
+#include "src/objects/object-macros.h"
+
+namespace v8 {
+namespace internal {
+
+class JSPluralRules : public JSObject {
+ public:
+  V8_WARN_UNUSED_RESULT static MaybeHandle<JSPluralRules> InitializePluralRules(
+      Isolate* isolate, Handle<JSPluralRules> plural_rules,
+      Handle<Object> locales, Handle<Object> options);
+
+  static Handle<JSObject> ResolvedOptions(Isolate* isolate,
+                                          Handle<JSPluralRules> plural_rules);
+
+  V8_WARN_UNUSED_RESULT static MaybeHandle<String> ResolvePlural(
+      Isolate* isolate, Handle<JSPluralRules> plural_rules,
+      Handle<Object> number);
+
+  DECL_CAST(JSPluralRules)
+  DECL_PRINTER(JSPluralRules)
+  DECL_VERIFIER(JSPluralRules)
+
+// Layout description.
+#define JS_PLURAL_RULES_FIELDS(V)          \
+  V(kLocaleOffset, kPointerSize)           \
+  /* In the future, this can be an enum,   \
+     and not a string. */                  \
+  V(kTypeOffset, kPointerSize)             \
+  V(kICUPluralRulesOffset, kPointerSize)   \
+  V(kICUDecimalFormatOffset, kPointerSize) \
+  /* Total size. */                        \
+  V(kSize, 0)
+
+  DEFINE_FIELD_OFFSET_CONSTANTS(JSObject::kHeaderSize, JS_PLURAL_RULES_FIELDS)
+#undef JS_PLURAL_RULES_FIELDS
+
+  DECL_ACCESSORS(locale, String)
+  DECL_ACCESSORS(type, String)
+  DECL_ACCESSORS(icu_plural_rules, Managed<icu::PluralRules>)
+  DECL_ACCESSORS(icu_decimal_format, Managed<icu::DecimalFormat>)
+
+ private:
+  DISALLOW_IMPLICIT_CONSTRUCTORS(JSPluralRules);
+};
+
+}  // namespace internal
+}  // namespace v8
+
+#include "src/objects/object-macros-undef.h"
+
+#endif  // V8_OBJECTS_JS_PLURAL_RULES_H_