internal static Span CopyUnion(Span span1, Span span2)
{
if (span1 == null)
{
return(span2);
}
if (span2 == null)
{
return(span1);
}
Span span3 = span1.Clone();
foreach (Span.SpanPath span4 in span2.SpanList)
{
span3.AddSpanPath(span4);
}
return(span3);
}
/// <summary>
/// Returns a span instance that is the union of the two specified span instances.
/// If <paramref name="span1" /> and <paramref name="span2" /> are both <c>null</c>,
/// then <c>null</c> is returned.
/// If <paramref name="span1" /> or <paramref name="span2" /> is null, but the remaining argument is non-null,
/// then the non-null argument is returned.
/// If neither <paramref name="span1" /> nor <paramref name="span2" /> are null, a new span instance is returned
/// that contains the merged span paths from both.
/// </summary>
/// <param name="span1"> The first span instance from which to include span paths; may be <c>null</c> </param>
/// <param name="span2"> The second span instance from which to include span paths; may be <c>null</c> </param>
/// <returns> A span instance representing the union of the two arguments; may be <c>null</c> if both arguments are null </returns>
internal static Span CopyUnion(Span span1, Span span2)
{
if (null == span1)
{
return span2;
}
if (null == span2)
{
return span1;
}
var retSpan = span1.Clone();
foreach (var path in span2.SpanList)
{
retSpan.AddSpanPath(path);
}
return retSpan;
}
// <summary>
// Returns a span instance that is the union of the two specified span instances.
// If <paramref name="span1" /> and <paramref name="span2" /> are both <c>null</c>,
// then <c>null</c> is returned.
// If <paramref name="span1" /> or <paramref name="span2" /> is null, but the remaining argument is non-null,
// then the non-null argument is returned.
// If neither <paramref name="span1" /> nor <paramref name="span2" /> are null, a new span instance is returned
// that contains the merged span paths from both.
// </summary>
// <param name="span1">
// The first span instance from which to include span paths; may be <c>null</c>
// </param>
// <param name="span2">
// The second span instance from which to include span paths; may be <c>null</c>
// </param>
// <returns>
// A span instance representing the union of the two arguments; may be <c>null</c> if both arguments are null
// </returns>
internal static Span CopyUnion(Span span1, Span span2)
{
if (null == span1)
{
return(span2);
}
if (null == span2)
{
return(span1);
}
var retSpan = span1.Clone();
foreach (var path in span2.SpanList)
{
retSpan.AddSpanPath(path);
}
return(retSpan);
}