Fixes unitycontainer/unity#45

ENikS · web-flow · commit 52fb1fb733a0 · 2017-11-29T11:51:24.000-05:00
diff --git a/src/Interceptors/InstanceInterceptors/InterfaceInterception/InterfaceInterceptorClassGenerator.cs b/src/Interceptors/InstanceInterceptors/InterfaceInterception/InterfaceInterceptorClassGenerator.cs
@@ -192,7 +192,8 @@ private GenericParameterMapper DefineGenericArguments()
 
             for (int i = 0; i < genericArguments.Length; ++i)
             {
-                genericTypes[i].SetGenericParameterAttributes(genericArguments[i].GenericParameterAttributes);
+                genericTypes[i].SetGenericParameterAttributes(
+                    genericArguments[i].GenericParameterAttributes & ~GenericParameterAttributes.VarianceMask);
                 var interfaceConstraints = new List<Type>();
                 foreach (Type constraint in genericArguments[i].GetGenericParameterConstraints())
                 {

Original file line number	Diff line number	Diff line change
`@@ -192,7 +192,8 @@ private GenericParameterMapper DefineGenericArguments()`
`192`	`192`
`193`	`193`	`for (int i = 0; i < genericArguments.Length; ++i)`
`194`	`194`	`{`
`195`		`- genericTypes[i].SetGenericParameterAttributes(genericArguments[i].GenericParameterAttributes);`
	`195`	`+ genericTypes[i].SetGenericParameterAttributes(`
	`196`	`+ genericArguments[i].GenericParameterAttributes & ~GenericParameterAttributes.VarianceMask);`
`196`	`197`	`var interfaceConstraints = new List<Type>();`
`197`	`198`	`foreach (Type constraint in genericArguments[i].GetGenericParameterConstraints())`
`198`	`199`	`{`