syntax_data: {"ast_node_type":"function","tokens":[{"end":57,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn transpose(self) -> Option<EarlyBinder<I, T>> {
context_before: impl<I: Interner, T> EarlyBinder<I, Option<T>> {
context_after:         self.value.map(|value| EarlyBinder { value, _tcx: PhantomData })