Function mainEntryClickHouseFormat

programs/format/Format.cpp:70–401

int mainEntryClickHouseFormat(int argc, char ** argv);

int mainEntryClickHouseFormat(int argc, char ** argv)
{
    using namespace DB;

    try
    {
        boost::program_options::options_description desc = createOptionsDescription("Allowed options", getTerminalWidth());
        desc.add_options()
            ("query", po::value<std::string>(), "query to format")
            ("help,h", "produce help message")
            ("comments", "keep comments in the output")
            ("hilite,highlight", "add syntax highlight with ANSI terminal escape sequences (can also use --highlight)")
            ("oneline", "format in single line")
            ("max_line_length", po::value<size_t>()->default_value(0), "format in single line queries with length less than specified")
            ("quiet,q", "just check syntax, no output on success")
            ("multiquery,n", "allow multiple queries in the same file")
            ("obfuscate", "obfuscate instead of formatting")
            ("backslash", "add a backslash at the end of each line of the formatted query")
            ("no_rainbow_parentheses", "bypass highlighting of matching parentheses in distinct colors")
            ("allow_settings_after_format_in_insert", "allow SETTINGS after FORMAT, but note, that this is not always safe")
            ("seed", po::value<std::string>(), "seed (arbitrary string) that determines the result of obfuscation")
            ("show_secrets", po::bool_switch()->default_value(false), "show secret values like passwords, API keys, etc.")
            ("semicolons_inline", "In multiquery mode put semicolon on last line of query instead of a new line")
        ;

        Settings cmd_settings;
        cmd_settings.addToProgramOptions("max_parser_depth", desc);
        cmd_settings.addToProgramOptions("max_query_size", desc);

        boost::program_options::variables_map options;
        boost::program_options::store(boost::program_options::parse_command_line(argc, argv, desc), options);
        po::notify(options);

        if (options.contains("help"))
        {
            std::cout << "Usage: clickhouse format [options] < query" << std::endl;
            std::cout << desc << std::endl;
            return 0;
        }

        bool hilite = options.contains("hilite");
        bool oneline = options.contains("oneline");
        bool quiet = options.contains("quiet");
        bool multiple = options.contains("multiquery");
        size_t max_line_length = options["max_line_length"].as<size_t>();
        bool obfuscate = options.contains("obfuscate");
        bool backslash = options.contains("backslash");
        bool rainbow_parentheses = !options.contains("no_rainbow_parentheses");
        bool allow_settings_after_format_in_insert = options.contains("allow_settings_after_format_in_insert");
        bool show_secrets = options["show_secrets"].as<bool>();
        bool semicolon_inline = options.contains("semicolons_inline");

        std::function<void(std::string_view)> comments_callback;
        if (options.contains("comments"))
            comments_callback = [](const std::string_view comment) { std::cout << comment << '\n'; };

        SharedContextHolder shared_context = Context::createShared();
        auto context = Context::createGlobal(shared_context.get());