syntax_data: {"ast_node_type":"other","tokens":[{"end":42,"kind":"keyword","start":0,"text":"hasher.finish::<Hash64>().as_u64()"}]}
source_snippet:         hasher.finish::<Hash64>().as_u64()
context_before:         full_mangling_name().hash_stable(&mut hcx, &mut hasher);
context_after:     });