private IEnumerable<SnapshotSpan> Split(SnapshotSpan span, IEnumerable<SnapshotSpan> remove) {
var removeNorm = new NormalizedSnapshotSpanCollection(remove);
foreach (var r in removeNorm.OrderBy(x => x.Start.Position)) {
if (r.Start < span.End) {
if (r.Start > span.Start) {
yield return new SnapshotSpan(span.Start, r.Start);
}
if (r.End < span.End) {
span = new SnapshotSpan(r.End, span.End);
} else {
yield break;
}
}
}
yield return span;
}
private IEnumerable <SnapshotSpan> Split(SnapshotSpan span, IEnumerable <SnapshotSpan> remove)
{
var removeNorm = new NormalizedSnapshotSpanCollection(remove);
foreach (var r in removeNorm.OrderBy(x => x.Start.Position))
{
if (r.Start < span.End)
{
if (r.Start > span.Start)
{
yield return(new SnapshotSpan(span.Start, r.Start));
}
if (r.End < span.End)
{
span = new SnapshotSpan(r.End, span.End);
}
else
{
yield break;
}
}
}
yield return(span);
}