O3prmReader.h

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 *       - Christophe GONZALES(_at_AMU)                                     *
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 *       - Pierre-Henri WUILLEMIN(_at_LIP6)                                 *
 *       - Christophe GONZALES(_at_AMU)                                     *
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#ifndef GUM_PRM_O3PRM_O3PRM_FACTORY_H
#define GUM_PRM_O3PRM_O3PRM_FACTORY_H
 
#include <cstdint>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
 
#include <agrum/agrum.h>
 
// GUM_COCOR_PUBLIC is locally forced to this module's own export macro so
// the grammar is tagged correctly even in a translation unit (e.g. gumTest)
// that does not define AGRUM_PRM_EXPORTING.
#pragma push_macro("GUM_COCOR_PUBLIC")
#undef GUM_COCOR_PUBLIC
#define GUM_COCOR_PUBLIC GUM_PUBLIC_PRM
#include <agrum/PRM/o3prm/cocoR/Parser.h>
#include <agrum/PRM/o3prm/cocoR/Scanner.h>
#pragma pop_macro("GUM_COCOR_PUBLIC")
#include <agrum/PRM/o3prm/O3ClassFactory.h>
#include <agrum/PRM/o3prm/O3InterfaceFactory.h>
#include <agrum/PRM/o3prm/O3SystemFactory.h>
#include <agrum/PRM/o3prm/O3TypeFactory.h>
 
#include <string_view>
 
namespace gum {
  namespace prm {
    namespace o3prm {

      template < GUM_Numeric GUM_SCALAR >
      class O3prmReader {
        public:
        O3prmReader();
        explicit O3prmReader(PRM< GUM_SCALAR >& prm);
        O3prmReader(const O3prmReader& src);
        O3prmReader(O3prmReader&& src);
        ~O3prmReader();
        O3prmReader& operator=(const O3prmReader& src);
        O3prmReader& operator=(O3prmReader&& src);

        Size readFile(std::string_view file, std::string_view module = "");

        Size readString(const std::string& string);
 
        void parseStream(std::istream& input, std::ostream& output, std::string module = "");
        void setClassPath(std::string_view class_path);

        void addClassPath(std::string_view class_path);
 
        gum::prm::PRM< GUM_SCALAR >* prm();
 
        const gum::prm::PRM< GUM_SCALAR >* prm() const;


        Size errors() const;
        Size warnings() const;

        const ErrorsContainer& errorsContainer() const;

        Idx errLine(Idx i) const;
        Idx errCol(Idx i) const;
        std::wstring errFilename(Idx i) const;
        bool errIsError(Idx i) const;
        std::string errMsg(Idx i) const;

        void showElegantErrors(std::ostream& o = std::cerr) const;

        void showElegantErrorsAndWarnings(std::ostream& o = std::cerr) const;

        void showErrorCounts(std::ostream& o = std::cerr) const;
 
        private:
        PRM< GUM_SCALAR >*         _prm_;
        std::unique_ptr< O3PRM >   _o3_prm_;
        std::vector< std::string > _class_path_;
        Set< std::string >         _imported_;
 
        // Needed when file can't be parse (can not open it for exemple)
        ErrorsContainer _errors_;
 
        void _readStream_(std::istream& input, const std::string& file, std::string module = "");
 
        void _parseImport_(const O3Import& i, const std::string& module_path);
 
        void _parseStream_(std::istream&      input,
                           const std::string& filename,
                           const std::string& module);
 
        std::vector< const O3Import* > _copyImports_();
 
        std::string _clean_(std::string text) const;
        std::string _print_(const ParseError& err) const;
        std::string _readStream_(std::istream& input);
      };
 
    }   // namespace o3prm
  }   // namespace prm
}   // namespace gum
 
// always include the implementation of the templates
#include <agrum/PRM/o3prm/O3prmReader_tpl.h>
 
 
#ifndef GUM_NO_EXTERN_TEMPLATE_CLASS
extern template class gum::prm::o3prm::O3prmReader< double >;
#endif
 
 
#endif   // GUM_PRM_O3PRM_O3PRM_FACTORY_H