llvm-project/clang-tools-extra/clang-tidy/tool/ClangTidyMain.cpp

105 lines
3.9 KiB
C++
Raw Normal View History

//===--- tools/extra/clang-tidy/ClangTidyMain.cpp - Clang tidy tool -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file This file implements a clang-tidy tool.
///
/// This tool uses the Clang Tooling infrastructure, see
/// http://clang.llvm.org/docs/HowToSetupToolingForLLVM.html
/// for details on setting it up with LLVM source tree.
///
//===----------------------------------------------------------------------===//
#include "../ClangTidy.h"
#include "clang/Tooling/CommonOptionsParser.h"
using namespace clang::ast_matchers;
using namespace clang::driver;
using namespace clang::tooling;
using namespace llvm;
static cl::OptionCategory ClangTidyCategory("clang-tidy options");
static cl::extrahelp CommonHelp(CommonOptionsParser::HelpMessage);
static cl::opt<std::string> Checks(
"checks",
cl::desc("Regular expression matching the names of the checks to be run."),
cl::init(".*"), cl::cat(ClangTidyCategory));
static cl::opt<std::string> DisableChecks(
"disable-checks",
cl::desc("Regular expression matching the names of the checks to disable."),
cl::init("(clang-analyzer-alpha.*" // Too many false positives.
"|llvm-include-order" // Not implemented yet.
"|llvm-namespace-comment" // Not complete.
"|google-.*)"), // Doesn't apply to LLVM.
cl::cat(ClangTidyCategory));
static cl::opt<std::string> HeaderFilter(
"header-filter",
cl::desc("Regular expression matching the names of the headers to output\n"
"diagnostics from. Diagnostics from the main file of each\n"
"translation unit are always displayed."),
cl::init(""), cl::cat(ClangTidyCategory));
static cl::opt<bool> Fix("fix", cl::desc("Fix detected errors if possible."),
cl::init(false), cl::cat(ClangTidyCategory));
static cl::opt<bool> ListChecks("list-checks",
cl::desc("List all enabled checks and exit."),
cl::init(false), cl::cat(ClangTidyCategory));
static cl::opt<bool> AnalyzeTemporaryDtors(
"analyze-temporary-dtors",
cl::desc("Enable temporary destructor-aware analysis in clang-analyzer- "
"checks."),
cl::init(false),
cl::cat(ClangTidyCategory));
int main(int argc, const char **argv) {
CommonOptionsParser OptionsParser(argc, argv, ClangTidyCategory);
clang::tidy::ClangTidyOptions Options;
Options.EnableChecksRegex = Checks;
Options.DisableChecksRegex = DisableChecks;
Options.HeaderFilterRegex = HeaderFilter;
Options.AnalyzeTemporaryDtors = AnalyzeTemporaryDtors;
// FIXME: Allow using --list-checks without positional arguments.
if (ListChecks) {
llvm::outs() << "Enabled checks:";
for (auto CheckName : clang::tidy::getCheckNames(Options))
llvm::outs() << "\n " << CheckName;
llvm::outs() << "\n\n";
return 0;
}
SmallVector<clang::tidy::ClangTidyError, 16> Errors;
clang::tidy::runClangTidy(Options, OptionsParser.getCompilations(),
OptionsParser.getSourcePathList(), &Errors);
clang::tidy::handleErrors(Errors, Fix);
return 0;
}
namespace clang {
namespace tidy {
// This anchor is used to force the linker to link the LLVMModule.
extern volatile int LLVMModuleAnchorSource;
static int LLVMModuleAnchorDestination = LLVMModuleAnchorSource;
// This anchor is used to force the linker to link the GoogleModule.
extern volatile int GoogleModuleAnchorSource;
static int GoogleModuleAnchorDestination = GoogleModuleAnchorSource;
// This anchor is used to force the linker to link the MiscModule.
extern volatile int MiscModuleAnchorSource;
static int MiscModuleAnchorDestination = MiscModuleAnchorSource;
} // namespace tidy
} // namespace clang