syntax_data: {"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"&&"}]}
source_snippet:                         && parent_args.len() == generics.parent_count
context_before:                         && generics.parent == Some(parent_def_id)
context_after:                         && self.tcx().generics_of(parent_def_id).parent_count == 0;