Eval test doesn't need to be a macro

Can be a fn

schala-lang/language/src/eval.rs

@@ -508,24 +508,20 @@ mod eval_tests {
     parser.parse()
   }
 
-  macro_rules! all_output {
-    ($string:expr) => {
-      {
+  fn evaluate_all_outputs(input: &str) -> Vec<Result<String, String>> {
     let symbol_table = Rc::new(RefCell::new(SymbolTable::new()));
     let mut state = State::new(symbol_table);
-        let ast = parse(tokenize($string)).unwrap();
+    let ast = parse(tokenize(input)).unwrap();
     state.symbol_table_handle.borrow_mut().add_top_level_symbols(&ast).unwrap();
     let reduced = ast.reduce(&state.symbol_table_handle.borrow());
     let all_output = state.evaluate(reduced, true);
     all_output
   }
-    }
-  }
 
   macro_rules! test_in_fresh_env {
     ($string:expr, $correct:expr) => {
       {
-        let all_output = all_output!($string);
+        let all_output = evaluate_all_outputs($string);
         let ref output = all_output.last().unwrap();
         assert_eq!(**output, Ok($correct.to_string()));
       }