public override string ToMissingCode(bool withinParagraph = false)
{
if (!IsMissing && MissingCount == 0) return FullyImplementedMessage;
var missing = IsMissing ? _grammars.Where(x => x.IsMissing && x.key != "TODO") : _grammars.Where(x => x.key != "TODO");
var code = $@"
public class {key}Fixture : {typeof(Fixture).FullName}
{{
{missing.Select(x => x.ToMissingCode()).Join("\n")}
}}
";
return code;
}