public static IReadOnlySpanList <T> GetSpanList <T>(this IIndexableSpans <T> model)
{
if (model == null)
{
return(IndexableSpans.Empty <T>());
}
return(new IndexableSpanListAdapter <T>(model));
}
public static ListSegment <T> GetSpans <T>(this IReadOnlyList <T> spans, int start, int length)
where T : ObjectModel.Span
{
IIndexableSpans <T> spansList = spans as IIndexableSpans <T>;
if (spansList != null)
{
return(spansList.GetSpans(start: start, length: length));
}
return(RangeHelper.GetRange(spans, new Range(start, length),
minimumComparer: (range, span) => RangeHelper.MinCompare(range, new Range(span.Start, span.Length), inclusive: true),
maximumComparer: (range, span) => RangeHelper.MaxCompare(range, new Range(span.Start, span.Length), inclusive: true)));
}
public IndexableSpanListAdapter(IIndexableSpans <T> model)
{
this.model = model;
}
