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/*
   FALCON - The Falcon Programming Language.
   FILE: intcomp.h

   Complete encapsulation of an incremental interactive compiler.
   -------------------------------------------------------------------
   Author: Giancarlo Niccolai
   Begin: Sun, 17 Aug 2008 11:10:24 +0200

   -------------------------------------------------------------------
   (C) Copyright 2008: the FALCON developers (see list in AUTHORS file)

   See LICENSE file for licensing details.
*/

#ifndef FALCON_INTCOMP_H
#define FALCON_INTCOMP_H

#include <falcon/setup.h>
#include <falcon/compiler.h>
#include <falcon/module.h>
#include <falcon/vm.h>
#include <falcon/intcomp.h>

namespace Falcon
{

class ModuleLoader;

class FALCON_DYN_CLASS InteractiveCompiler: public Compiler
{
   VMachine *m_vm;
   LiveModule *m_lmodule;
   ModuleLoader *m_loader;
   bool m_interactive;

   void loadNow( const String &name, bool isFilename );
public:

   InteractiveCompiler( ModuleLoader *loader, VMachine *vm );
   ~InteractiveCompiler();

   typedef enum {
      e_nothing,
      e_more,
      e_incomplete,
      e_decl,
      e_statement,
      e_expression,
      e_call,
      
      e_terminated
   } t_ret_type;

   t_ret_type compileNext( Stream *input );

   t_ret_type compileNext( const String &input );

   t_ret_type compileAll( const String &input );

   VMachine *vm() const { return m_vm; }

   virtual void addLoad( const String &name, bool isFilename );
   virtual void addNamespace( const String &nspace, const String &alias, bool full=false, bool filename=false );


   ModuleLoader *loader() const { return m_loader; }
   void loader( ModuleLoader *l ) { m_loader = l; }


   bool interactive() const { return m_interactive; }
   void interactive( bool iactive ) { m_interactive = iactive; }
};

}

#endif

/* end of intcomp.h */

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