syntax_data: {"ast_node_type":"function","tokens":[{"end":50,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// fn foo<T: Trait>(x: <T as Trait>::Assoc) {
context_before:     ///
context_after:     ///     // We prove `<T as Trait>::Assoc` by looking at the bounds on `Assoc` in