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//
// $Id$
//
/* -*- c++ -*- */
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// ast_visitor_reifying.h
//
// = DESCRIPTION
// This visitor visits an AST_Param_Holder, finds the corresponding
// template argument, looks up or creates the type, and stores
// it for retrieval and use in the template module
// instantiation visitor
//
// = AUTHOR
// Jeff Parsons
//
// ============================================================================
#ifndef TAO_AST_VISITOR_REIFYING_H
#define TAO_AST_VISITOR_REIFYING_H
#include "ast_visitor.h"
#include "utl_scoped_name.h"
class AST_Decl;
class AST_Param_Holder;
class ast_visitor_context;
class ast_visitor_reifying : public ast_visitor
{
//
// = TITLE
// ast_visitor_reifying
//
// = DESCRIPTION
// Reifies a template argument that has been substituted for
// a template parameter reference. Complete reification may
// include further reification, for example of array
// dimensions, sequence bound or (w)string bound
// for addition to the scope of the template module
// instantiation.
//
public:
ast_visitor_reifying (ast_visitor_context *ctx);
virtual ~ast_visitor_reifying (void);
AST_Decl *reified_node (void) const;
virtual int visit_decl (AST_Decl *d);
virtual int visit_scope (UTL_Scope *node);
virtual int visit_type (AST_Type *node);
virtual int visit_module (AST_Module *node);
virtual int visit_interface_fwd (AST_InterfaceFwd *node);
virtual int visit_valuetype_fwd (AST_ValueTypeFwd *node);
virtual int visit_home (AST_Home *node);
virtual int visit_component_fwd (AST_ComponentFwd *node);
virtual int visit_template_module (AST_Template_Module *node);
virtual int visit_template_module_inst (AST_Template_Module_Inst *node);
virtual int visit_template_module_ref (AST_Template_Module_Ref *node);
virtual int visit_porttype (AST_PortType *node);
virtual int visit_provides (AST_Provides *node);
virtual int visit_uses (AST_Uses *node);
virtual int visit_publishes (AST_Publishes *node);
virtual int visit_emits (AST_Emits *node);
virtual int visit_consumes (AST_Consumes *node);
virtual int visit_extended_port (AST_Extended_Port *node);
virtual int visit_mirror_port (AST_Mirror_Port *node);
virtual int visit_connector (AST_Connector *node);
virtual int visit_eventtype_fwd (AST_EventTypeFwd *node);
virtual int visit_factory (AST_Factory *node);
virtual int visit_finder (AST_Finder *node);
virtual int visit_structure (AST_Structure *node);
virtual int visit_structure_fwd (AST_StructureFwd *node);
virtual int visit_expression (AST_Expression *node);
virtual int visit_enum (AST_Enum *node);
virtual int visit_operation (AST_Operation *node);
virtual int visit_field (AST_Field *node);
virtual int visit_argument (AST_Argument *node);
virtual int visit_attribute (AST_Attribute *node);
virtual int visit_union (AST_Union *node);
virtual int visit_union_fwd (AST_UnionFwd *node);
virtual int visit_union_branch (AST_UnionBranch *node);
virtual int visit_union_label (AST_UnionLabel *node);
virtual int visit_enum_val (AST_EnumVal *node);
virtual int visit_root (AST_Root *node);
virtual int visit_native (AST_Native *node);
virtual int visit_valuebox (AST_ValueBox *node);
virtual int visit_interface (AST_Interface *node);
virtual int visit_valuetype (AST_ValueType *node);
virtual int visit_eventtype (AST_EventType *node);
virtual int visit_component (AST_Component *node);
virtual int visit_exception (AST_Exception *node);
virtual int visit_typedef (AST_Typedef *node);
virtual int visit_array (AST_Array *node);
virtual int visit_sequence (AST_Sequence *node);
virtual int visit_predefined_type (AST_PredefinedType *node);
virtual int visit_string (AST_String *node);
virtual int visit_constant (AST_Constant *node);
virtual int visit_param_holder (AST_Param_Holder *node);
private:
// Check if arg is declared at some level in the scope of a
// template module. If so, look up the corresponding node in
// the corresponding instantiation, and store that instead.
void check_and_store (AST_Decl *node);
// Returns a relative scoped name allocated on the heap if the
// arg is declared inside a template module, otherwise 0.
UTL_ScopedName *template_module_rel_name (AST_Decl *d);
private:
ast_visitor_context *ctx_;
AST_Decl *reified_node_;
};
#endif // TAO_AST_VISITOR_REIFYING_H
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