tdesktop/Telegram/SourceFiles/codegen/lang/parsed_file.h

107 lines
2.5 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
#include <memory>
#include <string>
#include <array>
#include <functional>
#include <QImage>
#include "codegen/common/basic_tokenized_file.h"
#include "codegen/lang/options.h"
namespace codegen {
namespace lang {
constexpr auto kPluralPartCount = 6;
extern const std::array<QString, kPluralPartCount> kPluralParts;
constexpr auto kPluralTagsCount = 3;
extern const std::array<QString, kPluralTagsCount> kPluralTags;
QString ComputePluralKey(const QString &base, int index);
struct LangPack {
struct Tag {
QString tag;
};
struct Entry {
QString key;
QString value;
QString keyBase; // Empty for not plural entries.
std::vector<Tag> tags;
};
std::vector<Entry> entries;
std::vector<Tag> tags;
};
inline bool operator==(const LangPack::Tag &a, const LangPack::Tag &b) {
return a.tag == b.tag;
}
inline bool operator!=(const LangPack::Tag &a, const LangPack::Tag &b) {
return !(a == b);
}
// Parses an input file to the internal struct.
class ParsedFile {
public:
explicit ParsedFile(const Options &options);
ParsedFile(const ParsedFile &other) = delete;
ParsedFile &operator=(const ParsedFile &other) = delete;
bool read();
LangPack getResult() {
return result_;
}
private:
bool failed() const {
return failed_ || file_.failed();
}
// Log error to std::cerr with 'code' at the current position in file.
common::LogStream logError(int code) {
failed_ = true;
return file_.logError(code);
}
common::LogStream logErrorUnexpectedToken() {
failed_ = true;
return file_.logErrorUnexpectedToken();
}
common::LogStream logErrorBadString();
common::LogStream logAssert(bool assertion) {
if (!assertion) {
return logError(common::kErrorInternal) << "internal - ";
}
return common::LogStream(common::LogStream::Null);
}
// Read next token and fire unexpected token error if it is not of "type".
using BasicToken = common::BasicTokenizedFile::Token;
BasicToken assertNextToken(BasicToken::Type type);
void addEntity(QString key, const QString &value);
QString extractTagsData(const QString &value, LangPack *to);
QString extractTagData(const QString &tag, LangPack *to);
void fillPluralTags();
QString filePath_;
common::BasicTokenizedFile file_;
Options options_;
bool failed_ = false;
LangPack result_;
};
} // namespace lang
} // namespace codegen