Re: x3 semantic action and attribute transformation

On 08-03-17 10:35, Olaf Peter wrote:
>    auto combine_to_uint = [](auto &ctx) {
>      auto const &v = x3::_val(ctx);
>      std::ostringstream ss;
>      std::copy(v.begin(), v.end(), std::ostream_iterator<int>(ss, ""));
>      uint int_ { 0 };
>      x3::_pass(ctx) = x3::parse(ss.str().begin(), ss.str().end(), 
> x3::uint_, int_);
>      std::cout << int_ << '\n';
>      x3::_attr(ctx) = int_;
>    };

Here it seems you mainly confused `_attr` and `_val`. Avoid confusing
names like `int_`.

Here's your own sample "fixed" (I still think it's too complicated):
http://coliru.stacked-crooked.com/a/a6e053b5f552f766


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