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//===--- ClangDerivedConformances.h -----------------------------*- C++ -*-===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#ifndef SWIFT_CLANG_DERIVED_CONFORMANCES_H
#define SWIFT_CLANG_DERIVED_CONFORMANCES_H
#include "ImporterImpl.h"
#include "swift/AST/ASTContext.h"
namespace swift {
bool isIterator(const clang::CXXRecordDecl *clangDecl);
bool isUnsafeStdMethod(const clang::CXXMethodDecl *methodDecl);
/// If the decl is a C++ input iterator, synthesize a conformance to the
/// UnsafeCxxInputIterator protocol, which is defined in the Cxx module.
void conformToCxxIteratorIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl defines `operator bool()`, synthesize a conformance to the
/// CxxConvertibleToBool protocol, which is defined in the Cxx module.
void conformToCxxConvertibleToBoolIfNeeded(
ClangImporter::Implementation &impl, NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is an instantiation of C++ `std::optional`, synthesize a
/// conformance to CxxOptional protocol, which is defined in the Cxx module.
void conformToCxxOptionalIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is a C++ sequence, synthesize a conformance to the CxxSequence
/// protocol, which is defined in the Cxx module.
void conformToCxxSequenceIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is an instantiation of C++ `std::set`, `std::unordered_set` or
/// `std::multiset`, synthesize a conformance to CxxSet, which is defined in the
/// Cxx module.
void conformToCxxSetIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is an instantiation of C++ `std::pair`, synthesize a conformance
/// to CxxPair, which is defined in the Cxx module.
void conformToCxxPairIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is an instantiation of C++ `std::map` or `std::unordered_map`,
/// synthesize a conformance to CxxDictionary, which is defined in the Cxx module.
void conformToCxxDictionaryIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is an instantiation of C++ `std::vector`, synthesize a
/// conformance to CxxVector, which is defined in the Cxx module.
void conformToCxxVectorIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is an instantiation of C++ `std::function`, synthesize a
/// conformance to CxxFunction, which is defined in the Cxx module.
void conformToCxxFunctionIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
/// If the decl is an instantiation of C++ `std::span`, synthesize a
/// conformance to CxxSpan, which is defined in the Cxx module.
void conformToCxxSpanIfNeeded(ClangImporter::Implementation &impl,
NominalTypeDecl *decl,
const clang::CXXRecordDecl *clangDecl);
} // namespace swift
#endif // SWIFT_CLANG_DERIVED_CONFORMANCES_H
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