Ejemplos de what_message en C++ (Cpp)

Ejemplo n.º 1

Archivo: ctor_string_error_code.pass.cpp Proyecto: 32bitmicro/libcxx

int main()
{
    {
        std::string what_arg("io test message");
        std::ios_base::failure se(what_arg, make_error_code(std::errc::is_a_directory));
        assert(se.code() == std::make_error_code(std::errc::is_a_directory));
        std::string what_message(se.what());
        assert(what_message.find(what_arg) != std::string::npos);
        assert(what_message.find("Is a directory") != std::string::npos);
    }
    {
        std::string what_arg("io test message");
        std::ios_base::failure se(what_arg);
        assert(se.code() == std::make_error_code(std::io_errc::stream));
        std::string what_message(se.what());
        assert(what_message.find(what_arg) != std::string::npos);
        assert(what_message.find(std::iostream_category().message(static_cast<int>
            (std::io_errc::stream))) != std::string::npos);
    }
}

Ejemplo n.º 2

Archivo: ctor_error_code_const_char_pointer.pass.cpp Proyecto: ingowald/llvm-project

int main(int, char**)
{
    std::string what_arg("test message");
    std::system_error se(make_error_code(std::errc::not_a_directory), what_arg.c_str());
    assert(se.code() == std::make_error_code(std::errc::not_a_directory));
    std::string what_message(se.what());
    assert(what_message.find(what_arg) != std::string::npos);
    assert(what_message.find("Not a directory") != std::string::npos);

  return 0;
}

Ejemplo n.º 3

Archivo: categorized_error.cpp Proyecto: bunsanorg/common

categorized_error::categorized_error(const std::error_code &ec,
                                     const std::string &what)
    : categorized_error(ec) {
  (*this) << what_message(what);
}