public PathEvaluatingTraversal(string dotNotation)
{
if ((dotNotation.Contains("*") && !dotNotation.Contains("\\*")) ||
(dotNotation.Contains("$") && !dotNotation.Contains("\\$")))
{
throw new SpecException("DotNotation (write key) can not contain '*' or '$' : write key: " + dotNotation);
}
List <IPathElement> paths;
Traversr trav;
if (!String.IsNullOrWhiteSpace(dotNotation))
{
// Compute the path elements.
paths = PathElementBuilder.ParseDotNotationRHS(dotNotation);
// Use the canonical versions of the path elements to create the Traversr
var traversrPaths = new List <string>(paths.Count);
foreach (IPathElement pe in paths)
{
traversrPaths.Add(pe.GetCanonicalForm());
}
trav = CreateTraversr(traversrPaths);
}
else
{
paths = new List <IPathElement>();
trav = CreateTraversr(new List <string>(new[] { "" }));
}
var evalPaths = new List <IEvaluatablePathElement>(paths.Count);
foreach (IPathElement pe in paths)
{
if (!(pe is IEvaluatablePathElement epe))
{
throw new SpecException("RHS key=" + pe.RawKey + " is not a valid RHS key.");
}
evalPaths.Add(epe);
}
_elements = evalPaths.AsReadOnly();
_traversr = trav;
}
public MapTraversalStep(Traversr traversr, ITraversalStep child) :
base(traversr, child)
{
}
public ArrayTraversalStep(Traversr traversr, ITraversalStep child) :
base(traversr, child)
{
}
public BaseTraversalStep(Traversr traversr, ITraversalStep child)
{
_traversr = traversr;
_child = child;
}