internal static bool TryGetBreakpointSpan(SyntaxTree tree, int position, CancellationToken cancellationToken, out TextSpan breakpointSpan)
{
var source = tree.GetText(cancellationToken);
// If the line is entirely whitespace, then don't set any breakpoint there.
var line = source.Lines.GetLineFromPosition(position);
if (IsBlank(line))
{
breakpointSpan = default(TextSpan);
return false;
}
// If the user is asking for breakpoint in an inactive region, then just create a line
// breakpoint there.
if (tree.IsInInactiveRegion(position, cancellationToken))
{
breakpointSpan = default(TextSpan);
return true;
}
var root = tree.GetRoot(cancellationToken);
return root.TryGetClosestBreakpointSpan(position, out breakpointSpan);
}
