// SPDX-License-Identifier: MIT
#pragma once

#include <string>
#include <vector>

namespace fedem
{
  namespace fson
  {
    // ─────────────────────────────────────────────────────────────────────
    // Comment
    //
    // A single FSON comment, stored without its delimiters.
    //   SingleLine : text between "//" and the line break
    //   MultiLine  : text between "/*" and "*/" (may span lines, may
    //                contain nested "/* … */" pairs verbatim)
    //
    // Comments are trivia: they carry no semantic meaning but MUST be
    // preserved on write-back (project hard requirement).
    // ─────────────────────────────────────────────────────────────────────
    class Comment final
    {
      public:
        enum class Kind
        {
          SingleLine,
          MultiLine
        };

        Comment( Kind kind, std::string text );

        Kind getKind( ) const noexcept;

        std::string const& getText( ) const noexcept;
        void setText( std::string text );

      private:
        Kind        kind;
        std::string text;
    };

    // Ordered list of comments attached to one point of the document.
    using CommentList = std::vector< Comment >;

    inline Comment::Comment( Kind kind, std::string text )
    : kind( kind )
    , text( std::move( text ) )
    {
    }

    inline Comment::Kind Comment::getKind( ) const noexcept
    {
      return kind;
    }

    inline std::string const& Comment::getText( ) const noexcept
    {
      return text;
    }

    inline void Comment::setText( std::string text )
    {
      this->text = std::move( text );
    }
  }  // end namespace fson
}  // end namespace fedem