Fixed #13

ablescript/src/interpret.rs

@@ -129,9 +129,11 @@ impl<H: HostInterface> ExecEnv<H> {
             }),
         }?;
 
+        while self.finalisers.len() != 0 {
             for block in std::mem::take(&mut self.finalisers) {
                 self.eval_stmts_hs(&block, true)?;
             }
+        }
         
         Ok(())
     }