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//===--- HeaderFileExtensionsUtils.cpp - clang-tidy--------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "HeaderFileExtensionsUtils.h"
#include "clang/Basic/CharInfo.h"
#include "llvm/Support/Path.h"
namespace clang {
namespace tidy {
namespace utils {
bool isExpansionLocInHeaderFile(
SourceLocation Loc, const SourceManager &SM,
const HeaderFileExtensionsSet &HeaderFileExtensions) {
SourceLocation ExpansionLoc = SM.getExpansionLoc(Loc);
StringRef FileExtension =
llvm::sys::path::extension(SM.getFilename(ExpansionLoc));
return HeaderFileExtensions.count(FileExtension.substr(1)) > 0;
}
bool isPresumedLocInHeaderFile(
SourceLocation Loc, SourceManager &SM,
const HeaderFileExtensionsSet &HeaderFileExtensions) {
PresumedLoc PresumedLocation = SM.getPresumedLoc(Loc);
StringRef FileExtension =
llvm::sys::path::extension(PresumedLocation.getFilename());
return HeaderFileExtensions.count(FileExtension.substr(1)) > 0;
}
bool isSpellingLocInHeaderFile(
SourceLocation Loc, SourceManager &SM,
const HeaderFileExtensionsSet &HeaderFileExtensions) {
SourceLocation SpellingLoc = SM.getSpellingLoc(Loc);
StringRef FileExtension =
llvm::sys::path::extension(SM.getFilename(SpellingLoc));
return HeaderFileExtensions.count(FileExtension.substr(1)) > 0;
}
bool parseHeaderFileExtensions(StringRef AllHeaderFileExtensions,
HeaderFileExtensionsSet &HeaderFileExtensions,
char delimiter) {
SmallVector<StringRef, 5> Suffixes;
AllHeaderFileExtensions.split(Suffixes, delimiter);
HeaderFileExtensions.clear();
for (StringRef Suffix : Suffixes) {
StringRef Extension = Suffix.trim();
for (StringRef::const_iterator it = Extension.begin();
it != Extension.end(); ++it) {
if (!isAlphanumeric(*it))
return false;
}
HeaderFileExtensions.insert(Extension);
}
return true;
}
} // namespace utils
} // namespace tidy
} // namespace clang
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