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//===--- BasicSourceInfo.cpp - Simple source information ------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2021 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
//
//===----------------------------------------------------------------------===//
#include "swift/AST/ASTContext.h"
#include "swift/AST/SourceFile.h"
#include "swift/Basic/BasicSourceInfo.h"
#include "swift/Basic/Defer.h"
#include "swift/Basic/SourceManager.h"
using namespace swift;
BasicSourceFileInfo::BasicSourceFileInfo(const SourceFile *SF)
: SFAndIsFromSF(SF, true) {
FilePath = SF->getFilename();
}
bool BasicSourceFileInfo::isFromSourceFile() const {
return SFAndIsFromSF.getInt();
}
void BasicSourceFileInfo::populateWithSourceFileIfNeeded() {
const auto *SF = SFAndIsFromSF.getPointer();
if (!SF)
return;
SWIFT_DEFER {
SFAndIsFromSF.setPointer(nullptr);
};
SourceManager &SM = SF->getASTContext().SourceMgr;
if (FilePath.empty())
return;
auto stat = SM.getFileSystem()->status(FilePath);
if (!stat)
return;
LastModified = stat->getLastModificationTime();
FileSize = stat->getSize();
if (SF->hasInterfaceHash()) {
InterfaceHashIncludingTypeMembers = SF->getInterfaceHashIncludingTypeMembers();
InterfaceHashExcludingTypeMembers = SF->getInterfaceHash();
} else {
// FIXME: Parse the file with EnableInterfaceHash option.
InterfaceHashIncludingTypeMembers = Fingerprint::ZERO();
InterfaceHashExcludingTypeMembers = Fingerprint::ZERO();
}
return;
}
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