+redef class AWithExpr
+ # The break escape mark associated with the 'with'
+ var break_mark: nullable EscapeMark
+
+ redef fun accept_scope_visitor(v)
+ do
+ v.scopes.unshift(new Scope)
+
+ var escapemark = v.make_escape_mark(n_label, true)
+ self.break_mark = escapemark
+
+ v.enter_visit(n_expr)
+ v.enter_visit_block(n_block, escapemark)
+
+ v.shift_scope
+ end
+end
+
+redef class AAssertExpr
+ redef fun accept_scope_visitor(v)
+ do
+ v.enter_visit(n_expr)
+ v.enter_visit_block(n_else, null)
+ end
+end
+