backend.h

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#pragma once

 
#include "fl/fs/file_handle.h" // IWYU pragma: export
#include "fl/stl/noexcept.h"
#include "fl/stl/shared_ptr.h"
 
namespace fl {
 
FASTLED_SHARED_PTR(FsImpl);

class FsImpl {
  public:
    struct Visitor {
        virtual ~Visitor() FL_NO_EXCEPT {}
        virtual void accept(const char *path) FL_NO_EXCEPT = 0;
    };
 
    FsImpl() FL_NO_EXCEPT = default;
    virtual ~FsImpl() FL_NO_EXCEPT {}

    virtual bool begin() FL_NO_EXCEPT = 0;

    virtual void end() FL_NO_EXCEPT = 0;

    virtual filebuf_ptr openRead(const char *path) FL_NO_EXCEPT = 0;

    virtual bool ls(Visitor &visitor) FL_NO_EXCEPT {
        (void)visitor;
        return false;
    }
};
 
} // namespace fl