public IEnumerable <JsonPathExpression> ParseExpression(JsonPathModel model, ScriptEvaluatorFactory.ScriptEvaluatorTypes evaluatorType = ScriptEvaluatorFactory.ScriptEvaluatorTypes.Basic, IJsonPathValueSystem valueSystem = null)
{
IList <JsonPathExpression> result = new List <JsonPathExpression>(model.Expressions.Count());
var json = JsonConvert.DeserializeObject(model.SourceJson);
var context = new JsonPathContext
{
ScriptEvaluator = new JsonPathScriptEvaluator(ScriptEvaluatorFactory.Create(evaluatorType).EvaluateScript),
ValueSystem = valueSystem
};
foreach (JsonPathExpression expression in model.Expressions)
{
var nodes = context.SelectNodes(json, expression.Expression);
Array.Copy(nodes, expression.Nodes.ToArray(), nodes.Length);
result.Add(expression);
}
return(result.AsEnumerable());
}
public UtilityFasad()
{
context = JsonPathContext.DefaultContext;
context.ScriptEvaluator = new JsonPathScriptEvaluator(ScriptEvaluatorFactory.Create(ScriptEvaluatorFactory.ScriptEvaluatorType.Json).Eval);
context.ValueSystem = new JsonValueSystem();
}