Update lib/herb/engine.rb

Co-authored-by: Marco Roth <marco.roth@intergga.ch>
Signed-off-by: Joel Hawksley <joelhawksley@github.com>

Author: joelhawksley

lib/herb/engine.rb

@@ -304,7 +304,10 @@ def add_expression_block_end(code, escaped: false)
                 else
                   ";"
                 end
-      end
+      @src << " " << code_stripped
+      @src << "\n" if self.class.comment?(code_stripped)
+      @src << (escaped ? "))" : ")")
+      @src << (trailing_newline ? "\n" : ";")
 
       @buffer_on_stack = false
     end