private Expression PartialEvaluate(Expression expression)
{
Logger.Log($"Partial evaluating expression '{expression}'", Indentation.One);
var expressionAnalyzer = new LocalExpressionAnalyzer(CanBeEvaluatedLocally);
Logger.Log("Identifying candidates for partial evaluation", Indentation.Two);
var candidates = expressionAnalyzer.GetLocalExpressions(expression).ToList();
Logger.Log($"Identified {candidates.Count} candidates for local evaluation", Indentation.Two, candidates);
ValidateCandidates(expression, candidates);
var partialEvaluated = new LocalExpressionEvaluator(candidates).Evaluate(expression);
Logger.Log($"Reduced expression to '{partialEvaluated}'", Indentation.Two);
return(partialEvaluated);
}
public IEnumerable <TResult> ExecuteEnumerable <TResult>(Expression expression)
{
PrintTree(expression, "Original tree");
expression = LocalExpressionEvaluator.Evaluate(expression);
PrintTree(expression, "Locals evaluated");
if (_client.UseTopOptimization)
{
bool change;
expression = TopOptimizer.Optimize(expression, out change);
if (change)
{
PrintTree(expression, "TopOptimized");
}
}
Console.WriteLine("^ Final tree ^");
var query = MakeQuery(expression);
Console.WriteLine(query);
#if true
var res = _client.RunAnalytics(query);
#else
string res;
if (typeof(TResult) == typeof(Request))
{
res = DummyData.DummyJsonResultFull;
}
else
{
res = DummyData.DummyJsonResult;
}
#endif
var tbls = JsonConvert.DeserializeObject <TablesWrapper>(res);
if (_builder == null)
{
_builder = DefaultBuilderFactory.Get <TResult>();
}
var items = _builder.Build <TResult>(tbls.Tables[0]);
return(items);
}
