{"ast_node_type":"enum","tokens":[{"end":47,"kind":"keyword","start":0,"text":"r#\"enum"}]}
            r#"enum Option<T> { None, Some(T) }
fn f() { let a: i32 = 1; let b: Option<i32> = todo$0!(); }"#,
fn f() { let a: i32 = 1; let b: Option<i32> = Option::None; }"#,