src/extensions/experimental/collator.h

// Copyright 2011 the V8 project authors. All rights reserved.
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#ifndef V8_EXTENSIONS_EXPERIMENTAL_COLLATOR_H
#define V8_EXTENSIONS_EXPERIMENTAL_COLLATOR_H_

#include "include/v8.h"

#include "unicode/uversion.h"

namespace U_ICU_NAMESPACE {
class Collator;
class UnicodeString;
}

namespace v8 {
namespace internal {

class Collator {
 public:
  static v8::Handle<v8::Value> JSCollator(const v8::Arguments& args);

  // Helper methods for various bindings.

  // Unpacks collator object from corresponding JavaScript object.
  static icu::Collator* UnpackCollator(v8::Handle<v8::Object> obj);

  // Release memory we allocated for the Collator once the JS object that
  // holds the pointer gets garbage collected.
  static void DeleteCollator(v8::Persistent<v8::Value> object, void* param);

  // Compare two strings and returns -1, 0 and 1 depending on
  // whether string1 is smaller than, equal to or larger than string2.
  static v8::Handle<v8::Value> CollatorCompare(const v8::Arguments& args);

 private:
  Collator() {}

  static v8::Persistent<v8::FunctionTemplate> collator_template_;
};

} }  // namespace v8::internal

#endif  // V8_EXTENSIONS_EXPERIMENTAL_COLLATOR