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omg finally.

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This commit is contained in:
David Lebée
2018-04-10 20:08:27 -05:00
parent 3075b565ae
commit 0e7aca052c
7 changed files with 50 additions and 333 deletions
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PoweredSoft.DynamicLinq/Helpers/QueryableHelpers.cs
+10 -2
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@@ -1,4 +1,6 @@
using PoweredSoft.DynamicLinq.DynamicType;
using PoweredSoft.DynamicLinq.Parser;
using PoweredSoft.DynamicLinq.Resolver;
using System;
using System.Collections;
using System.Collections.Generic;
@@ -201,7 +203,8 @@ namespace PoweredSoft.DynamicLinq.Helpers
return CreateSelectExpressionForGrouping(query, parameter, selectType, path, selectCollectionHandling, nullChecking);
}
private static Expression CreateSelectExpressionRegular(IQueryable query, ParameterExpression parameter, SelectTypes selectType, string path, SelectCollectionHandling selectCollectionHandling, bool nullChecking)
private static Expression CreateSelectExpressionRegular(IQueryable query, ParameterExpression parameter, SelectTypes selectType, string path
, SelectCollectionHandling selectCollectionHandling, bool nullChecking)
{
if (selectType == SelectTypes.Path)
{
@@ -209,7 +212,12 @@ namespace PoweredSoft.DynamicLinq.Helpers
}
else if (selectType == SelectTypes.PathToList)
{
var expr = ResolvePathForExpression(parameter, path);
var parser = new ExpressionParser(parameter, path);
var resolver = new PathExpressionResolver(parser);
resolver.NullChecking = nullChecking;
resolver.CollectionHandling = selectCollectionHandling;
resolver.Resolve();
var expr = (resolver.Result as LambdaExpression).Body;
var notGroupedType = expr.Type.GenericTypeArguments.FirstOrDefault();
if (notGroupedType == null)
throw new Exception($"Path must be a Enumerable<T> but its a {expr.Type}");