message: Make the scope more visible
  Summary: Useful in a subsequent diff, not harmful.
diff: @@ -41,7 +41,7 @@ use crate::{
  pub(crate) struct Scope<'a> {
  pub(crate) scope_data: ScopeData,
  module: &'a MutableNames,
  - module_bindings: HashMap<String, BindingId>,
  + pub(crate) module_bindings: HashMap<String, BindingId>,
  // The first scope is a module-level scope (including comprehensions in module scope).
  // The rest are scopes for functions (which include their comprehensions).
  locals: Vec<ScopeId>,
  