# [ref_impl_eiffel] [1540] added void safety preconditions and void checking statements to archetype_wrapper_generator .e **Category:** [Reference Implementation: Eiffel (archive)](https://discourse.openehr.org/c/reference-implementation-eiffel-archive/161) **Created:** 2011-08-17 11:00 UTC **Views:** 2 **Replies:** 0 **URL:** https://discourse.openehr.org/t/ref-impl-eiffel-1540-added-void-safety-preconditions-and-void-checking-statements-to-archetype-wrapper-generator-e/14114 --- ## Post #1 by @svn1 Revision: 1540 Author: seref\.arikan Log Message: --- **Canonical:** https://discourse.openehr.org/t/ref-impl-eiffel-1540-added-void-safety-preconditions-and-void-checking-statements-to-archetype-wrapper-generator-e/14114 **Original content:** https://discourse.openehr.org/t/ref-impl-eiffel-1540-added-void-safety-preconditions-and-void-checking-statements-to-archetype-wrapper-generator-e/14114