package param type key int const ( paramTimeFormat key = iota + 1 paramType ) func WithTimeFormat(format string) Option { return func(p Params) Params { return With(p, paramTimeFormat, format) } } func TimeFormat(fn Params) (string, bool) { return String(fn, paramTimeFormat) } func WithType(in any) Option { return func(v Params) Params { return With(v, paramType, in) } } func Type(fn Params) any { param, _ := fn.Param(paramType) return param }