message: Make some eval functions public
  Summary: Useful for the debug adaptor.
diff: @@ -153,11 +153,11 @@ impl Context {
  }
  }
  -fn globals() -> Globals {
  +pub fn globals() -> Globals {
  extended_environment().with(add_typing).build()
  }
  -fn dialect() -> Dialect {
  +pub fn dialect() -> Dialect {
  Dialect {
  enable_types: true,
  ..Dialect::Extended
  