Method fuzzMain

src/Common/QueryFuzzer.cpp:5638–5668

}

void QueryFuzzer::fuzzMain(ASTPtr & ast)
{
    current_ast_depth = 0;
    iteration_count = 0;
    debug_visited_nodes.clear();
    debug_top_ast = *
    last_query_parameters.clear();
    param_counter = 0;

    collectFuzzInfoMain(ast);
    fuzz(ast);

    /// Pick up any {name:type} params introduced during fuzzing (e.g. substituted from the
    /// column_like pool). Use try_emplace so values seeded above are not overwritten.
    std::function<void(const ASTPtr &)> seed_new_params = [&](const ASTPtr & node)
    {
        if (const auto * p = typeid_cast<const ASTQueryParameter *>(node.get()))
            last_query_parameters.try_emplace(p->name, generateParamValue());
        for (const auto & child : node->children)
            seed_new_params(child);
    };
    seed_new_params(ast);

    CurrentMetrics::set(CurrentMetrics::ASTFuzzerAccumulatedFragments, getAccumulatedStateSize());

    if (out_stream)
    {
        *out_stream << std::endl;
        *out_stream << ast->formatWithSecretsOneLine() << std::endl << std::endl;
    }
}

}