Added precondition to WSF_FILTER.set_next (..) to avoid cycle.

2017-04-13 22:55:39 +02:00
parent 4eb743fa58
commit a57e041003
1 changed files with 2 additions and 0 deletions
--- a/library/server/wsf/router/filter/wsf_filter.e
+++ b/library/server/wsf/router/filter/wsf_filter.e
@@ -29,6 +29,8 @@ feature -- Element change

 	set_next (a_next: like next)
 			-- Set `next' to `a_next'
+		require
+			a_next_is_not_current: a_next /= Current
 		do
 			next := a_next
 		ensure