Compiler_Module_Name_Table.H

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/*
                          Aleph_w
 
  Data structures & Algorithms
  version 2.0.0b
  https://github.com/lrleon/Aleph-w
 
  This file is part of Aleph-w library
 
  Copyright (c) 2002-2026 Leandro Rabindranath Leon
 
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  in the Software without restriction, including without limitation the rights
  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  copies of the Software, and to permit persons to whom the Software is
  furnished to do so, subject to the following conditions:
 
  The above copyright notice and this permission notice shall be included in all
  copies or substantial portions of the Software.
 
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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*/
 
#ifndef COMPILER_MODULE_NAME_TABLE_H
#define COMPILER_MODULE_NAME_TABLE_H
 
#include <sstream>
#include <string>
 
#include <Compiler_Module_Binder.H>
 
namespace Aleph {
struct Compiler_Module_Ambiguous_Name
{
  std::string name;
  Compiler_Module_Export_Kind namespace_kind = Compiler_Module_Export_Kind::Global;
};
 
struct Compiler_Module_Name_Table_Entry
{
  std::string module_name;
  size_t module_index = static_cast<size_t>(-1);
  size_t order_index = static_cast<size_t>(-1);
  DynArray<Compiler_Module_Bound_Name> names;
  DynArray<Compiler_Module_Ambiguous_Name> ambiguous_names;
};
 
struct Compiler_Module_Name_Table
{
  DynArray<Compiler_Module_Name_Table_Entry> modules;
};
 
namespace Compiler_Module_Name_Table_Detail {
inline Compiler_Module_Export_Kind issue_namespace_kind(const Compiler_Module_Binding_Issue_Kind kind) noexcept
{
  return kind == Compiler_Module_Binding_Issue_Kind::Ambiguous_Type_Name
         ? Compiler_Module_Export_Kind::Type
         : Compiler_Module_Export_Kind::Global;
}
}  // namespace Compiler_Module_Name_Table_Detail
 
inline Compiler_Module_Name_Table compiler_build_module_name_table(
  const Compiler_Module_Binding_Result &bindings)
{
  Compiler_Module_Name_Table table;
 
  for (size_t i = 0; i < bindings.modules.size(); ++i)
    {
      const auto &source = bindings.modules.access(i);
      Compiler_Module_Name_Table_Entry entry;
      entry.module_name = source.module_name;
      entry.module_index = source.module_index;
      entry.order_index = source.order_index;
 
      for (size_t j = 0; j < source.names.size(); ++j)
        entry.names.append(source.names.access(j));
 
      for (size_t j = 0; j < bindings.issues.size(); ++j)
        {
          const auto &issue = bindings.issues.access(j);
          if (issue.module_name != source.module_name)
            continue;
          if (issue.kind != Compiler_Module_Binding_Issue_Kind::Ambiguous_Value_Name
              and issue.kind != Compiler_Module_Binding_Issue_Kind::Ambiguous_Type_Name)
            continue;
 
          bool duplicate = false;
          for (size_t k = 0; k < entry.ambiguous_names.size(); ++k)
            {
              const auto &current = entry.ambiguous_names.access(k);
              if (current.name == issue.symbol_name
                  and current.namespace_kind
                        == Compiler_Module_Name_Table_Detail::issue_namespace_kind(issue.kind))
                {
                  duplicate = true;
                  break;
                }
            }
          if (duplicate)
            continue;
 
          entry.ambiguous_names.append(
            {issue.symbol_name, Compiler_Module_Name_Table_Detail::issue_namespace_kind(issue.kind)});
        }
 
      table.modules.append(std::move(entry));
    }
 
  return table;
}
 
inline std::string compiler_render_module_name_table(const Compiler_Module_Name_Table &table)
{
  std::ostringstream out;
  out << "ModuleNameTable\n";
  for (size_t i = 0; i < table.modules.size(); ++i)
    {
      const auto &module = table.modules.access(i);
      out << "  Module(" << module.module_name << ") order=" << module.order_index << '\n';
      for (size_t j = 0; j < module.names.size(); ++j)
        {
          const auto &item = module.names.access(j);
          out << "    Name(" << compiler_module_export_kind_name(item.kind) << "(" << item.name
              << ")) -> " << item.provider_module_name << ' '
              << (item.imported ? "imported" : "local") << '\n';
        }
      for (size_t j = 0; j < module.ambiguous_names.size(); ++j)
        {
          const auto &item = module.ambiguous_names.access(j);
          out << "    Ambiguous(" << compiler_module_export_kind_name(item.namespace_kind) << "("
              << item.name << "))\n";
        }
    }
  return out.str();
}
}  // namespace Aleph
 
#endif