//===--- OperatorKinds.h - C++ Overloaded Operators -------------*- C++ -*-===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

///

/// \file

/// Defines an enumeration for C++ overloaded operators.

///

//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_BASIC_OPERATORKINDS_H

#define LLVM_CLANG_BASIC_OPERATORKINDS_H

namespace clang {

/// Enumeration specifying the different kinds of C++ overloaded

/// operators.

enum OverloadedOperatorKind : int {

  OO_None,                ///< Not an overloaded operator

#define OVERLOADED_OPERATOR(Name,Spelling,Token,Unary,Binary,MemberOnly) \

  OO_##Name,

#include "clang/Basic/OperatorKinds.def"

  NUM_OVERLOADED_OPERATORS

};

/// Retrieve the spelling of the given overloaded operator, without

/// the preceding "operator" keyword.

const char *getOperatorSpelling(OverloadedOperatorKind Operator);

/// Get the other overloaded operator that the given operator can be rewritten

/// into, if any such operator exists.

inline OverloadedOperatorKind

getRewrittenOverloadedOperator(OverloadedOperatorKind Kind) {

  switch (Kind) {

  case OO_Less:

  case OO_LessEqual:

  case OO_Greater:

  case OO_GreaterEqual:

    return OO_Spaceship;

  case OO_ExclaimEqual:

    return OO_EqualEqual;

  default:

    return OO_None;

  }

}

/// Determine if this is a compound assignment operator.

inline bool isCompoundAssignmentOperator(OverloadedOperatorKind Kind) {

  return Kind >= OO_PlusEqual && 
Kind <= OO_PipeEqual9.55k
;

}

} // end namespace clang

#endif