{"ast_node_type":"other","tokens":[{"end":13,"kind":"keyword","start":0,"text":"#[inline]"}]}
    #[inline]
impl<'a, T: ?Sized> FreezeReadGuard<'a, T> {
    pub fn map<U: ?Sized>(this: Self, f: impl FnOnce(&T) -> &U) -> FreezeReadGuard<'a, U> {