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

#include <libbuild2/script/token.hxx>

using namespace std;

namespace build2
{
  namespace script
  {
    void
    token_printer (ostream& os, const token& t, print_mode m)
    {
      const string& v (t.value);

      // Only quote non-name tokens for diagnostics.
      //
      const char* q (m == print_mode::diagnostics ? "'" : "");

      switch (t.type)
      {
      case token_type::clean:        os << q << '&'   << v << q; break;
      case token_type::pipe:         os << q << '|'        << q; break;

      case token_type::in_pass:      os << q << "<|"       << q; break;
      case token_type::in_null:      os << q << "<-"       << q; break;
      case token_type::in_str:       os << q << '<'   << v << q; break;
      case token_type::in_doc:       os << q << "<<"  << v << q; break;
      case token_type::in_file:      os << q << "<<<"      << q; break;

      case token_type::out_pass:     os << q << ">|"       << q; break;
      case token_type::out_null:     os << q << ">-"       << q; break;
      case token_type::out_trace:    os << q << ">!"       << q; break;
      case token_type::out_merge:    os << q << ">&"       << q; break;
      case token_type::out_str:      os << q << '>'   << v << q; break;
      case token_type::out_doc:      os << q << ">>"  << v << q; break;
      case token_type::out_file_cmp: os << q << ">>>" << v << q; break;
      case token_type::out_file_ovr: os << q << ">="  << v << q; break;
      case token_type::out_file_app: os << q << ">+"  << v << q; break;

      default: build2::token_printer (os, t, m);
      }
    }
  }
}