syntax_data: {"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // can yield errors if the put in illegal associated types, like
context_before:     // case they contain any associated type projections. This process
context_after:     // `<i32 as Foo>::Bar` where `i32` does not implement `Foo`. We