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//===--- swift-def-to-strings-converter.cpp -------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2020 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
//
//===----------------------------------------------------------------------===//
//
// Create a .strings file from the diagnostic messages text in `.def` files.
//
//===----------------------------------------------------------------------===//
#include "swift/Basic/LLVMInitialize.h"
#include "swift/Basic/Compiler.h"
#include "swift/Localization/LocalizationFormat.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/EndianStream.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/raw_ostream.h"
#include <cstdlib>
#include <string>
#include <system_error>
static constexpr const char *const diagnosticID[] = {
#define DIAG(KIND, ID, Options, Text, Signature) #ID,
#include "swift/AST/DiagnosticsAll.def"
};
static constexpr const char *const diagnosticMessages[] = {
#define DIAG(KIND, ID, Options, Text, Signature) Text,
#include "swift/AST/DiagnosticsAll.def"
};
enum LocalDiagID : uint32_t {
#define DIAG(KIND, ID, Options, Text, Signature) ID,
#include "swift/AST/DiagnosticsAll.def"
NumDiags
};
namespace options {
static llvm::cl::OptionCategory
Category("swift-def-to-strings-converter Options");
static llvm::cl::opt<std::string>
OutputDirectory("output-directory",
llvm::cl::desc("Directory for the output file"),
llvm::cl::cat(Category));
static llvm::cl::opt<std::string>
OutputFilename("output-filename",
llvm::cl::desc("Filename for the output file"),
llvm::cl::cat(Category));
} // namespace options
int main(int argc, char *argv[]) {
PROGRAM_START(argc, argv);
llvm::cl::HideUnrelatedOptions(options::Category);
llvm::cl::ParseCommandLineOptions(argc, argv,
"Swift `.def` to `.strings` Converter\n");
llvm::SmallString<128> LocalizedFilePath;
if (options::OutputFilename.empty()) {
// The default language for localization is English
std::string defaultLocaleCode = "en";
LocalizedFilePath = options::OutputDirectory;
llvm::sys::path::append(LocalizedFilePath, defaultLocaleCode);
llvm::sys::path::replace_extension(LocalizedFilePath, ".strings");
} else {
LocalizedFilePath = options::OutputFilename;
}
std::error_code error;
llvm::raw_fd_ostream OS(LocalizedFilePath.str(), error,
llvm::sys::fs::OF_None);
if (OS.has_error() || error) {
llvm::errs() << "Error has occurred while trying to write to "
<< LocalizedFilePath.str()
<< " with error code: " << error.message() << "\n";
return EXIT_FAILURE;
}
llvm::ArrayRef<const char *> ids(diagnosticID, LocalDiagID::NumDiags);
llvm::ArrayRef<const char *> messages(diagnosticMessages,
LocalDiagID::NumDiags);
swift::diag::DefToStringsConverter converter(ids, messages);
converter.convert(OS);
return EXIT_SUCCESS;
}
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