fix #258 enforce cast projection type to prevent EF error

chaowlert · chaowlert · commit a65b69bf17f6 · 2020-08-20T05:00:23.000+07:00
diff --git a/src/Mapster/Adapters/CollectionAdapter.cs b/src/Mapster/Adapters/CollectionAdapter.cs
@@ -111,7 +111,8 @@ protected override Expression CreateInlineExpression(Expression source, CompileA
             var destinationElementType = arg.DestinationType.ExtractCollectionType();
 
             var p1 = Expression.Parameter(sourceElementType);
-            var adapt = CreateAdaptExpression(p1, destinationElementType, arg);
+            var adapt = CreateAdaptExpression(p1, destinationElementType, arg)
+                .To(destinationElementType, true);
             if (adapt == p1)
             {
                 if (arg.MapType == MapType.Projection)

Original file line number	Diff line number	Diff line change
`@@ -111,7 +111,8 @@ protected override Expression CreateInlineExpression(Expression source, CompileA`
`111`	`111`	`var destinationElementType = arg.DestinationType.ExtractCollectionType();`
`112`	`112`
`113`	`113`	`var p1 = Expression.Parameter(sourceElementType);`
`114`		`- var adapt = CreateAdaptExpression(p1, destinationElementType, arg);`
	`114`	`+ var adapt = CreateAdaptExpression(p1, destinationElementType, arg)`
	`115`	`+ .To(destinationElementType, true);`
`115`	`116`	`if (adapt == p1)`
`116`	`117`	`{`
`117`	`118`	`if (arg.MapType == MapType.Projection)`