public static TypedMessageFormat Define <M>(string template, params Expression <Func <M, object> >[] Selectors)
{
var result = template;
Selectors.Mapi((i, selector)
=> result = result.Replace($"@p{i + 1}", $"@{selector.GetValueMemberName()}"));
var format = new TypedMessageFormat(typeof(M), result);
_Formats.TryAdd(typeof(M), format);
return(format);
}
