libbuild2/build/script/types-parsers.cxx


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// file      : libbuild2/build/script/types-parsers.cxx -*- C++ -*-
// license   : MIT; see accompanying LICENSE file

#include <libbuild2/build/script/types-parsers.hxx>

#include <libbuild2/build/script/builtin-options.hxx> // cli namespace

namespace build2
{
  namespace build
  {
    namespace script
    {
      namespace cli
      {
        template <typename T>
        static void
        parse_path (T& x, scanner& s)
        {
          const char* o (s.next ());

          if (!s.more ())
            throw missing_value (o);

          const char* v (s.next ());

          try
          {
            x = T (v);

            if (x.empty ())
              throw invalid_value (o, v);
          }
          catch (const invalid_path&)
          {
            throw invalid_value (o, v);
          }
        }

        void parser<path>::
        parse (path& x, bool& xs, scanner& s)
        {
          xs = true;
          parse_path (x, s);
        }

        void parser<dir_path>::
        parse (dir_path& x, bool& xs, scanner& s)
        {
          xs = true;
          parse_path (x, s);
        }
      }
    }
  }
}