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#ifndef filter_hh_INCLUDED
#define filter_hh_INCLUDED
#include <functional>
#include "string.hh"
#include "utils.hh"
#include "memoryview.hh"
#include "function_registry.hh"
namespace Kakoune
{
class Buffer;
class Selection;
// A Filter is a function which is applied to a Buffer and a pending
// Modification in order to mutate the Buffer or the Modification
// prior to it's application.
using FilterFunc = std::function<void (Buffer& buffer, Selection& selection, String& content)>;
using FilterAndId = std::pair<String, FilterFunc>;
using FilterParameters = memoryview<String>;
using FilterFactory = std::function<FilterAndId (const FilterParameters& params)>;
struct FilterRegistry : FunctionRegistry<FilterFactory>,
Singleton<FilterRegistry>
{};
}
#endif // filter_hh_INCLUDED
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