Add mutex for lhs expr, add error for missing lhs expr for func, struct

TODO: Use mutex in lhs expr and set resolved_type

1 files changed, 2 insertions, 1 deletions

diff --git a/tests/main.amal b/tests/main.amal
index 65ac43b..3af537b 100644
--- a/tests/main.amal
+++ b/tests/main.amal
@@ -10,6 +10,7 @@ const main = fn {
 
     }
     const value = "hello";
+    // fn {} // error, function declaration can't be by itself. Needs left-hand side
     print(value, "world", 356, 13.37);
     var num1: i32;
     const num2 = 23232;
@@ -20,7 +21,7 @@ const main = fn {
     /*
     episfjpseifipesf
     */
-    //io.puts("lole");
+    io.puts("lole");
 }
 
 const print = fn {