private void Find(PathEvaluatorControlViewModel vm, object parameter)
{
Results = string.Empty;
try
{
var input = JToken.Parse(Source);
var results = input.SelectTokens(Expression);
Results = string.Join(Environment.NewLine, results.Select(x => x.ToString()));
ErrorMessage = Results.Any() ? null :"Nothing found.";
}
catch (Exception e)
{
ErrorMessage = $"Search failed. {e.Message}";
}
}
private bool CanFind(PathEvaluatorControlViewModel vm, object parameter)
{
return(!string.IsNullOrWhiteSpace(vm.Source) && !string.IsNullOrWhiteSpace(vm.Expression));
}