source/corelocation.h

   1 /* This file is part of Shapes.
   2  *
   3  * Shapes is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * any later version.
   7  *
   8  * Shapes is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with Shapes.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  * Copyright 2015 Henrik Tidefelt
  17  */
  18
  19 #pragma once
  20
  21 #include "refcount.h"
  22 #include "identifier.h"
  23 #include "methodid.h"
  24 #include "Shapes_Ast_decls.h"
  25 #include "Shapes_Kernel_decls.h"
  26
  27 #include <iostream>
  28
  29 namespace Shapes
  30 {
  31   namespace Interaction
  32   {
  33
  34     class CoreLocation
  35     {
  36     public:
  37       virtual ~CoreLocation( );
  38
  39       virtual void show( std::ostream & os ) const = 0;
  40     };
  41
  42     std::ostream & operator << ( std::ostream & os, const CoreLocation & self );
  43
  44     class CharPtrLocation : public CoreLocation
  45     {
  46       const char * loc_;
  47     public:
  48       CharPtrLocation( const char * loc );
  49       virtual ~CharPtrLocation( );
  50       virtual void show( std::ostream & os ) const;
  51     };
  52
  53     class CharRefPtrLocation : public CoreLocation
  54     {
  55       RefCountPtr< const char > loc_;
  56     public:
  57       CharRefPtrLocation( const RefCountPtr< const char > & loc );
  58       virtual ~CharRefPtrLocation( );
  59       virtual void show( std::ostream & os ) const;
  60     };
  61
  62     class BoundLocation : public CoreLocation
  63     {
  64       Ast::PlacedIdentifier loc_;
  65       Ast::Identifier::Type type_;
  66     public:
  67       BoundLocation( const Ast::PlacedIdentifier & loc, Ast::Identifier::Type type = Ast::Identifier::VARIABLE );
  68       virtual ~BoundLocation( );
  69       virtual void show( std::ostream & os ) const;
  70     };
  71
  72     class MethodLocation : public CoreLocation
  73     {
  74       Kernel::MethodId method_;
  75     public:
  76       MethodLocation( const Kernel::MethodId method );
  77       virtual ~MethodLocation( );
  78       virtual void show( std::ostream & os ) const;
  79     };
  80
  81     class MutatorLocation : public CoreLocation
  82     {
  83       RefCountPtr< const ::Shapes::Lang::Class > class_;
  84       const char * name_;
  85     public:
  86       MutatorLocation( const Kernel::State * state, const char * name );
  87       virtual ~MutatorLocation( );
  88       virtual void show( std::ostream & os ) const;
  89     };
  90
  91     /* Location based on FileID, presenting itself by means of
  92      * FileID::name.
  93      */
  94     class FileIDLocation : public CoreLocation
  95     {
  96       const Ast::FileID * fileID_; /* All FileID pointers are owned by FileID. */
  97     public:
  98       FileIDLocation( const Ast::FileID * fileID );
  99       virtual ~FileIDLocation( );
 100       virtual void show( std::ostream & os ) const;
 101     };
 102
 103   }
 104 }