filter

type Filter struct {
	// Comparator may be a string referring to a built in or a function taking an argument matching the
	// column type and returning a bool bool.
	//
	// IMPORTANT: For pointer and reference types you must not assume that the data passed argument
	// to this function is valid after the function returns. If you plan to keep it around you need
	// to take a copy of the data.
	Comparator interface{}

	// Column is the name to filter by
	Column string

	// Arg is passed as argument to built in functions.
	Arg interface{}

	// Inverse can be set to true to negate the filter.
	Inverse bool
}