| use std::marker::PhantomData; | |
| use std::panic::{RefUnwindSafe, UnwindSafe}; | |
| use std::rc::Rc; | |
| // Zero sized marker with the correct set of autotrait impls we want all proc | |
| // macro types to have. | |
| pub(crate) type Marker = PhantomData<ProcMacroAutoTraits>; | |
| pub(crate) use self::value::*; | |
| mod value { | |
| pub(crate) use std::marker::PhantomData as Marker; | |
| } | |
| pub(crate) struct ProcMacroAutoTraits(Rc<()>); | |
| impl UnwindSafe for ProcMacroAutoTraits {} | |
| impl RefUnwindSafe for ProcMacroAutoTraits {} |