forked from OSchip/llvm-project
74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
//===- FindDiagnosticID.cpp - diagtool tool for finding diagnostic id -----===//
|
|
//
|
|
// 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 "DiagTool.h"
|
|
#include "DiagnosticNames.h"
|
|
#include "clang/Basic/AllDiagnostics.h"
|
|
#include "llvm/Support/CommandLine.h"
|
|
|
|
DEF_DIAGTOOL("find-diagnostic-id", "Print the id of the given diagnostic",
|
|
FindDiagnosticID)
|
|
|
|
using namespace clang;
|
|
using namespace diagtool;
|
|
|
|
static StringRef getNameFromID(StringRef Name) {
|
|
int DiagID;
|
|
if(!Name.getAsInteger(0, DiagID)) {
|
|
const DiagnosticRecord &Diag = getDiagnosticForID(DiagID);
|
|
return Diag.getName();
|
|
}
|
|
return StringRef();
|
|
}
|
|
|
|
static Optional<DiagnosticRecord>
|
|
findDiagnostic(ArrayRef<DiagnosticRecord> Diagnostics, StringRef Name) {
|
|
for (const auto &Diag : Diagnostics) {
|
|
StringRef DiagName = Diag.getName();
|
|
if (DiagName == Name)
|
|
return Diag;
|
|
}
|
|
return None;
|
|
}
|
|
|
|
int FindDiagnosticID::run(unsigned int argc, char **argv,
|
|
llvm::raw_ostream &OS) {
|
|
static llvm::cl::OptionCategory FindDiagnosticIDOptions(
|
|
"diagtool find-diagnostic-id options");
|
|
|
|
static llvm::cl::opt<std::string> DiagnosticName(
|
|
llvm::cl::Positional, llvm::cl::desc("<diagnostic-name>"),
|
|
llvm::cl::Required, llvm::cl::cat(FindDiagnosticIDOptions));
|
|
|
|
std::vector<const char *> Args;
|
|
Args.push_back("diagtool find-diagnostic-id");
|
|
for (const char *A : llvm::makeArrayRef(argv, argc))
|
|
Args.push_back(A);
|
|
|
|
llvm::cl::HideUnrelatedOptions(FindDiagnosticIDOptions);
|
|
llvm::cl::ParseCommandLineOptions((int)Args.size(), Args.data(),
|
|
"Diagnostic ID mapping utility");
|
|
|
|
ArrayRef<DiagnosticRecord> AllDiagnostics = getBuiltinDiagnosticsByName();
|
|
Optional<DiagnosticRecord> Diag =
|
|
findDiagnostic(AllDiagnostics, DiagnosticName);
|
|
if (!Diag) {
|
|
// Name to id failed, so try id to name.
|
|
auto Name = getNameFromID(DiagnosticName);
|
|
if (!Name.empty()) {
|
|
OS << Name << '\n';
|
|
return 0;
|
|
}
|
|
|
|
llvm::errs() << "error: invalid diagnostic '" << DiagnosticName << "'\n";
|
|
return 1;
|
|
}
|
|
OS << Diag->DiagID << "\n";
|
|
return 0;
|
|
}
|