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//===--- FileIndexRecord.cpp - Index data per file --------------*- 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 "FileIndexRecord.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/Basic/SourceManager.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/Support/Path.h"
using namespace clang;
using namespace clang::index;
ArrayRef<DeclOccurrence>
FileIndexRecord::getDeclOccurrencesSortedByOffset() const {
if (!IsSorted) {
llvm::stable_sort(Decls,
[](const DeclOccurrence &A, const DeclOccurrence &B) {
return A.Offset < B.Offset;
});
IsSorted = true;
}
return Decls;
}
void FileIndexRecord::addDeclOccurence(SymbolRoleSet Roles, unsigned Offset,
const Decl *D,
ArrayRef<SymbolRelation> Relations) {
assert(D->isCanonicalDecl() &&
"Occurrences should be associated with their canonical decl");
IsSorted = false;
Decls.emplace_back(Roles, Offset, D, Relations);
}
void FileIndexRecord::addMacroOccurence(SymbolRoleSet Roles, unsigned Offset,
const IdentifierInfo *Name,
const MacroInfo *MI) {
IsSorted = false;
Decls.emplace_back(Roles, Offset, Name, MI);
}
void FileIndexRecord::removeHeaderGuardMacros() {
auto It =
std::remove_if(Decls.begin(), Decls.end(), [](const DeclOccurrence &D) {
if (const auto *MI = D.DeclOrMacro.dyn_cast<const MacroInfo *>())
return MI->isUsedForHeaderGuard();
return false;
});
Decls.erase(It, Decls.end());
}
void FileIndexRecord::print(llvm::raw_ostream &OS, SourceManager &SM) const {
OS << "DECLS BEGIN ---\n";
for (auto &DclInfo : Decls) {
if (const auto *D = DclInfo.DeclOrMacro.dyn_cast<const Decl *>()) {
SourceLocation Loc = SM.getFileLoc(D->getLocation());
PresumedLoc PLoc = SM.getPresumedLoc(Loc);
OS << llvm::sys::path::filename(PLoc.getFilename()) << ':'
<< PLoc.getLine() << ':' << PLoc.getColumn();
if (const auto *ND = dyn_cast<NamedDecl>(D)) {
OS << ' ' << ND->getDeclName();
}
} else {
const auto *MI = DclInfo.DeclOrMacro.get<const MacroInfo *>();
SourceLocation Loc = SM.getFileLoc(MI->getDefinitionLoc());
PresumedLoc PLoc = SM.getPresumedLoc(Loc);
OS << llvm::sys::path::filename(PLoc.getFilename()) << ':'
<< PLoc.getLine() << ':' << PLoc.getColumn();
OS << ' ' << DclInfo.MacroName->getName();
}
OS << '\n';
}
OS << "DECLS END ---\n";
}
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