fixed __cause__ on constructor overload bind failure

lostmsu · lostmsu · commit 3808c3d2e7aa · 2021-09-23T13:40:16.000-07:00
diff --git a/src/runtime/constructorbinder.cs b/src/runtime/constructorbinder.cs
@@ -107,8 +107,10 @@ internal object InvokeRaw(IntPtr inst, IntPtr args, IntPtr kw, MethodBase info)
                     }
 
                     errorMessage.Append(": ");
+                    Runtime.PyErr_Fetch(out var errType, out var errVal, out var errTrace);
                     AppendArgumentTypes(to: errorMessage, args);
-                    Exceptions.SetError(Exceptions.TypeError, errorMessage.ToString());
+                    Runtime.PyErr_Restore(errType.StealNullable(), errVal.StealNullable(), errTrace.StealNullable());
+                    Exceptions.RaiseTypeError(errorMessage.ToString());
                     return null;
                 }
             }

Original file line number	Diff line number	Diff line change
`@@ -107,8 +107,10 @@ internal object InvokeRaw(IntPtr inst, IntPtr args, IntPtr kw, MethodBase info)`
`107`	`107`	`}`
`108`	`108`
`109`	`109`	`errorMessage.Append(": ");`
	`110`	`+ Runtime.PyErr_Fetch(out var errType, out var errVal, out var errTrace);`
`110`	`111`	`AppendArgumentTypes(to: errorMessage, args);`
`111`		`- Exceptions.SetError(Exceptions.TypeError, errorMessage.ToString());`
	`112`	`+ Runtime.PyErr_Restore(errType.StealNullable(), errVal.StealNullable(), errTrace.StealNullable());`
	`113`	`+ Exceptions.RaiseTypeError(errorMessage.ToString());`
`112`	`114`	`return null;`
`113`	`115`	`}`
`114`	`116`	`}`