fix: do not panic when assigning to _ (blank) var.

Fix interp.isEmptyInterface to tolerate a nil type. Fixes #1619
2024-04-02 19:18:03 +02:00
parent 9aa161f2da
commit 2c92a7c7ab
4 changed files with 21 additions and 1 deletions
--- a/interp/type.go
+++ b/interp/type.go
@@ -2393,7 +2393,7 @@ func isMap(t *itype) bool  { return t.TypeOf().Kind() == reflect.Map }
 func isPtr(t *itype) bool  { return t.TypeOf().Kind() == reflect.Ptr }

 func isEmptyInterface(t *itype) bool {
-	return t.cat == interfaceT && len(t.field) == 0
+	return t != nil && t.cat == interfaceT && len(t.field) == 0
 }

 func isGeneric(t *itype) bool {