TAO/TAO_IDL/ast/ast_annotation_member.cpp

   1 /**
   2  * Abstract Syntax Tree Node for a Member Value of an Annotation
   3  */
   4
   5 #include "ast_annotation_member.h"
   6 #include "ast_type.h"
   7 #include "utl_scope.h"
   8
   9 #include "ast_enum.h"
  10 #include "ast_enum_val.h"
  11
  12 AST_Decl::NodeType const AST_Annotation_Member::NT =
  13   AST_Decl::NT_annotation_member;
  14
  15 AST_Annotation_Member::AST_Annotation_Member (
  16   AST_Expression::ExprType expr_type, AST_Type *type, UTL_ScopedName *name)
  17   : AST_Decl (NT, name),
  18     AST_Field (type, name, vis_NA),
  19     expr_type_ (expr_type),
  20     value_ (nullptr)
  21 {
  22 }
  23
  24 AST_Annotation_Member::AST_Annotation_Member (
  25   AST_Decl::NodeType nt,
  26   AST_Expression::ExprType expr_type, AST_Type *type, UTL_ScopedName *name)
  27   : AST_Decl (nt, name),
  28     AST_Field (nt, type, name, vis_NA),
  29     expr_type_ (expr_type),
  30     value_ (nullptr)
  31 {
  32 }
  33
  34 AST_Annotation_Member::AST_Annotation_Member (
  35   UTL_ScopedName *name,
  36   AST_Annotation_Member *other)
  37   : AST_Decl (name, dynamic_cast<AST_Decl*>(other)),
  38     AST_Field (name, dynamic_cast<AST_Field*>(other)),
  39     expr_type_ (other->expr_type ()),
  40     value_ (other->value () ?
  41       new AST_Expression (other->value (), other->expr_type ()) : nullptr)
  42 {
  43 }
  44
  45 AST_Annotation_Member::~AST_Annotation_Member ()
  46 {
  47   delete value_;
  48 }
  49
  50 void
  51 AST_Annotation_Member::destroy ()
  52 {
  53   if (value_)
  54     {
  55       value_->destroy ();
  56     }
  57   AST_Field::destroy ();
  58 }
  59
  60 void
  61 AST_Annotation_Member::dump (ACE_OSTREAM_TYPE &o)
  62 {
  63   AST_Field::dump (o);
  64   if (field_type () && value_)
  65     {
  66       dump_i (o, " default ");
  67       if (field_type ()->node_type () == AST_Decl::NT_enum)
  68         {
  69           dynamic_cast<AST_Enum*> (field_type ())->
  70             lookup_by_value (value_)->name ()->dump (o);
  71         }
  72       else
  73         {
  74           value_->dump (o);
  75         }
  76     }
  77 }
  78
  79 AST_Expression *
  80 AST_Annotation_Member::value ()
  81 {
  82   return value_;
  83 }
  84
  85 void
  86 AST_Annotation_Member::value (AST_Expression *value)
  87 {
  88   if (value_)
  89     {
  90       value_->destroy ();
  91       delete value_;
  92     }
  93
  94   value_ = value;
  95 }
  96
  97 AST_Expression::ExprType
  98 AST_Annotation_Member::expr_type ()
  99 {
 100   return expr_type_;
 101 }
 102
 103 bool
 104 AST_Annotation_Member::invalid_value ()
 105 {
 106   return !value () || !value ()->ev ();
 107 }