syntax_data: {"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // Now, if we have a trait reference `for<'x> T: Foo<'x>`, then
context_before:         //
context_after:         // we can deduce that `for<'x> T: Bar<'x,'x>`. Basically, if we