error: Rhai function names may not contain dollar sign
  --> $DIR/rhai_fn_rename_dollar_sign.rs:12:22
   |
12 |     #[rhai_fn(name = "big$caching")]
   |                      ^^^^^^^^^^^^^

error[E0433]: failed to resolve: use of undeclared crate or module `test_module`
  --> $DIR/rhai_fn_rename_dollar_sign.rs:23:8
   |
23 |     if test_module::test_fn(n) {
   |        ^^^^^^^^^^^ use of undeclared crate or module `test_module`