llvm-capstone/clang-tools-extra/clangd/CollectMacros.cpp
Sam McCall 4d006520b8 [clangd] Clean up unused includes. NFCI
Add includes where needed to fix build.
Haven't systematically added used headers, so there is still accidental
dependency on transitive includes.
2022-02-26 12:00:16 +01:00

63 lines
2.0 KiB
C++

//===--- CollectMacros.cpp ---------------------------------------*- 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
//
//===----------------------------------------------------------------------===//
#include "CollectMacros.h"
#include "AST.h"
#include "clang/Basic/SourceLocation.h"
namespace clang {
namespace clangd {
void CollectMainFileMacros::add(const Token &MacroNameTok, const MacroInfo *MI,
bool IsDefinition) {
if (!InMainFile)
return;
auto Loc = MacroNameTok.getLocation();
if (Loc.isInvalid() || Loc.isMacroID())
return;
auto Name = MacroNameTok.getIdentifierInfo()->getName();
Out.Names.insert(Name);
auto Range = halfOpenToRange(
SM, CharSourceRange::getCharRange(Loc, MacroNameTok.getEndLoc()));
if (auto SID = getSymbolID(Name, MI, SM))
Out.MacroRefs[SID].push_back({Range, IsDefinition});
else
Out.UnknownMacros.push_back({Range, IsDefinition});
}
class CollectPragmaMarks : public PPCallbacks {
public:
explicit CollectPragmaMarks(const SourceManager &SM,
std::vector<clangd::PragmaMark> &Out)
: SM(SM), Out(Out) {}
void PragmaMark(SourceLocation Loc, StringRef Trivia) override {
if (isInsideMainFile(Loc, SM)) {
// FIXME: This range should just cover `XX` in `#pragma mark XX` and
// `- XX` in `#pragma mark - XX`.
Position Start = sourceLocToPosition(SM, Loc);
Position End = {Start.line + 1, 0};
Out.emplace_back(clangd::PragmaMark{{Start, End}, Trivia.str()});
}
}
private:
const SourceManager &SM;
std::vector<clangd::PragmaMark> &Out;
};
std::unique_ptr<PPCallbacks>
collectPragmaMarksCallback(const SourceManager &SM,
std::vector<PragmaMark> &Out) {
return std::make_unique<CollectPragmaMarks>(SM, Out);
}
} // namespace clangd
} // namespace clang