syntax_data: {"ast_node_type":"enum","tokens":[{"end":18,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet: pub enum RtnMode {
context_before: #[derive(Copy, Clone, PartialEq, Eq, Debug)]
context_after:     /// Print the RTN type as an impl trait with its path, i.e.e `impl Sized { T::method(..) }`.