llvm-project/clang/lib/Tooling/NodeIntrospection.cpp

89 lines
2.5 KiB
C++

//===- NodeIntrospection.h -----------------------------------*- 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
//
//===----------------------------------------------------------------------===//
//
// This file contains the implementation of the NodeIntrospection.
//
//===----------------------------------------------------------------------===//
#include "clang/Tooling/NodeIntrospection.h"
#include "clang/AST/AST.h"
#include "llvm/Support/raw_ostream.h"
namespace clang {
namespace tooling {
void LocationCallFormatterCpp::print(const LocationCall &Call,
llvm::raw_ostream &OS) {
if (const LocationCall *On = Call.on()) {
print(*On, OS);
if (On->returnsPointer())
OS << "->";
else
OS << '.';
}
OS << Call.name() << "()";
}
std::string LocationCallFormatterCpp::format(const LocationCall &Call) {
std::string Result;
llvm::raw_string_ostream OS(Result);
print(Call, OS);
OS.flush();
return Result;
}
namespace internal {
static bool locationCallLessThan(const LocationCall *LHS,
const LocationCall *RHS) {
if (!LHS && !RHS)
return false;
if (LHS && !RHS)
return true;
if (!LHS && RHS)
return false;
auto compareResult = LHS->name().compare(RHS->name());
if (compareResult < 0)
return true;
if (compareResult > 0)
return false;
return locationCallLessThan(LHS->on(), RHS->on());
}
bool RangeLessThan::operator()(
std::pair<SourceRange, SharedLocationCall> const &LHS,
std::pair<SourceRange, SharedLocationCall> const &RHS) const {
if (LHS.first.getBegin() < RHS.first.getBegin())
return true;
else if (LHS.first.getBegin() != RHS.first.getBegin())
return false;
if (LHS.first.getEnd() < RHS.first.getEnd())
return true;
else if (LHS.first.getEnd() != RHS.first.getEnd())
return false;
return locationCallLessThan(LHS.second.get(), RHS.second.get());
}
bool RangeLessThan::operator()(
std::pair<SourceLocation, SharedLocationCall> const &LHS,
std::pair<SourceLocation, SharedLocationCall> const &RHS) const {
if (LHS.first == RHS.first)
return locationCallLessThan(LHS.second.get(), RHS.second.get());
return LHS.first < RHS.first;
}
} // namespace internal
} // namespace tooling
} // namespace clang
#include "clang/Tooling/NodeIntrospection.inc"