more errors

errors/src/errors/ast/ast_errors.rs

@@ -145,4 +145,11 @@ create_messages!(
         msg: format!("failed to convert symbol_table to a json value {error}"),
         help: None,
     }
+
+    @backtraced
+    variable_not_found {
+        args: (var: impl Display),
+        msg: format!("variable `{var}` not found in symbol table"),
+        help: None,
+    }
 );

errors/src/errors/type_checker/type_checker_error.rs

@@ -656,4 +656,19 @@ create_messages!(
         msg: format!("The loop bounds must be same type"),
         help: None,
     }
+
+    @formatted
+    const_declaration_must_be_literal_or_tuple_of_literals {
+        args: (),
+        msg: format!("The value of a const declaration must be a literal"),
+        help: None,
+    }
+
+    @formatted
+    loop_bound_must_be_literal_or_const {
+        args: (),
+        msg: format!("The loop bound must be a literal or a const"),
+        help: None,
+    }
+
 );