/// <summary>
/// Resolve a path into zero or one reference.
/// </summary>
/// Resolution into a reference is done in the in-memory
/// document structure, and does not call into the database.
/// <exception cref="AmbiguousPathException"></exception>
internal Reference ResolveOne(Path.Path path, Reference context)
{
List <Reference> resolved = path.Resolve(context, _resolver);
switch (resolved.Count)
{
case 0:
return(null);
case 1:
return(resolved[0]);
default:
throw new AmbiguousPathException(
$"Path resolves to {resolved.Count} objects",
path.ToString(), context.ToString(), path.LineNumber, path.LinePosition);
}
}
/// <summary>
/// Resolve a path into zero or more references. The
/// returned list is sorted by ordinal.
/// </summary>
/// Resolution into a reference is done in the in-memory
/// document structure, and does not call into the database.
internal List <Reference> ResolveMany(Path.Path path, Reference context)
{
return(path.Resolve(context, _resolver));
}
