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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

#include "type_compiler.h"
#include "name_compiler.h"
#include "lexer.h"
#include "symbol.h"
#include "tokens.h"
#include "binder.h"

#include <QtCore/QString>

TypeCompiler::TypeCompiler(Binder* binder)
  : _M_binder(binder)
  , _M_token_stream(binder->tokenStream())
{
}

void TypeCompiler::run(TypeSpecifierAST* node)
{
  _M_type.clear();
  _M_cv.clear();

  visit(node);

  if (node && node->cv) {
    const ListNode<std::size_t>* it = node->cv->toFront();
    const ListNode<std::size_t>* end = it;
    do {
      int kind = _M_token_stream->kind(it->element);
      if (!_M_cv.contains(kind))
        _M_cv.append(kind);

      it = it->next;
    } while (it != end);
  }
}

void TypeCompiler::visitClassSpecifier(ClassSpecifierAST* node)
{
  visit(node->name);
}

void TypeCompiler::visitEnumSpecifier(EnumSpecifierAST* node)
{
  visit(node->name);
}

void TypeCompiler::visitElaboratedTypeSpecifier(ElaboratedTypeSpecifierAST* node)
{
  visit(node->name);
}

void TypeCompiler::visitSimpleTypeSpecifier(SimpleTypeSpecifierAST* node)
{
  if (const ListNode<std::size_t>* it = node->integrals) {
    it = it->toFront();
    const ListNode<std::size_t>* end = it;
    QString current_item;
    do {
      std::size_t token = it->element;
      current_item += token_name(_M_token_stream->kind(token));
      current_item += " ";
      it = it->next;
    } while (it != end);
    _M_type += current_item.trimmed();
  } else if (node->type_of) {
    // ### implement me
    _M_type += QLatin1String("typeof<...>");
  }

  visit(node->name);
}

void TypeCompiler::visitName(NameAST* node)
{
  NameCompiler name_cc(_M_binder);
  name_cc.run(node);
  _M_type = name_cc.qualifiedName();
}

bool TypeCompiler::isConstant() const
{
  return _M_cv.contains(Token_const);
}

bool TypeCompiler::isVolatile() const
{
  return _M_cv.contains(Token_volatile);
}

bool TypeCompiler::isMutable() const
{
  return _M_cv.contains(Token_mutable);
}

// kate: space-indent on; indent-width 2; replace-tabs on;
