syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                             // would contain `(T, 1)`. We want to check all
context_before:                             // and the current predicate is `WF(T)`. `wf_args`
context_after:                             // trait predicates greater than `1`. The previous