#ifndef SASS_OUTPUT_H

#define SASS_OUTPUT_H

#include <string>

#include <vector>

#include "util.hpp"

#include "inspect.hpp"

#include "operation.hpp"

namespace Sass {

  class Context;

  // Refactor to make it generic to find linefeed (look behind)

  inline bool ends_with(std::string const & value, std::string const & ending)

  {

    if (ending.size() > value.size()) return false;

    return std::equal(ending.rbegin(), ending.rend(), value.rbegin());

  }

  class Output : public Inspect {

  protected:

    using Inspect::operator();

  public:

    Output(Sass_Output_Options& opt);

    virtual ~Output();

  protected:

    std::string charset;

    std::vector<AST_Node_Ptr> top_nodes;

  public:

    OutputBuffer get_buffer(void);

    virtual void operator()(Map_Ptr);

    virtual void operator()(Ruleset_Ptr);

    virtual void operator()(Supports_Block_Ptr);

    virtual void operator()(Media_Block_Ptr);

    virtual void operator()(Directive_Ptr);

    virtual void operator()(Keyframe_Rule_Ptr);

    virtual void operator()(Import_Ptr);

    virtual void operator()(Comment_Ptr);

    virtual void operator()(Number_Ptr);

    virtual void operator()(String_Quoted_Ptr);

    virtual void operator()(String_Constant_Ptr);

    void fallback_impl(AST_Node_Ptr n);

  };

}

#endif