syntax_data: {"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":".collect::<PResult<Box<[_]>>>()?;"}]}
source_snippet:                     .collect::<PResult<Box<[_]>>>()?;
context_before:                     )
context_after:                 Ok(TerminatorKind::TailCall {