syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: /// bounds that must hold on the elided self type. These are derived
context_before: /// Given an object type like `SomeTrait + Send`, computes the lifetime
context_after: /// from the declarations of `SomeTrait`, `Send`, and friends -- if