public static async Task <Document> RemoveRegionAsync(
this Document document,
EndRegionDirectiveTriviaSyntax endRegionDirective,
CancellationToken cancellationToken = default(CancellationToken))
{
if (document == null)
{
throw new ArgumentNullException(nameof(document));
}
if (endRegionDirective == null)
{
throw new ArgumentNullException(nameof(endRegionDirective));
}
List <DirectiveTriviaSyntax> list = endRegionDirective.GetRelatedDirectives();
if (list.Count == 2 &&
list[0].IsKind(SyntaxKind.RegionDirectiveTrivia))
{
var regionDirective = (RegionDirectiveTriviaSyntax)list[0];
return(await RemoveRegionAsync(document, regionDirective, endRegionDirective, cancellationToken).ConfigureAwait(false));
}
return(document);
}
internal static RegionInfo Create(EndRegionDirectiveTriviaSyntax endRegionDirective)
{
if (endRegionDirective == null)
{
return(Default);
}
List <DirectiveTriviaSyntax> list = endRegionDirective.GetRelatedDirectives();
if (list.Count != 2)
{
return(Default);
}
if (list[0].Kind() != SyntaxKind.RegionDirectiveTrivia)
{
return(Default);
}
return(new RegionInfo((RegionDirectiveTriviaSyntax)list[0], endRegionDirective));
}
