Constant rustdoc::html::markdown::PLAYGROUND[]

pub const PLAYGROUND: LocalKey<RefCell<Option<(Option<String>, String)>>> = {
    #[inline]
    fn __init() -> RefCell<Option<(Option<String>, String)>> { loop  { } }
    unsafe fn __getit()
     ->
         ::option::Option<&'static ::cell::UnsafeCell<::option::Option<RefCell<Option<(Option<String>,
                                                                                       String)>>>>> {
                                                                                                        loop 
                                                                                                             {
                                                                                                        }
                                                                                                    }
    unsafe { <::thread::LocalKey>::new(__getit, __init) }
}