syntax_data: {"ast_node_type":"function","tokens":[{"end":83,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn unchecked_map<W>(self, map_op: impl FnOnce(V) -> W) -> Canonical<I, W> {
context_before:     /// ```
context_after:         let Canonical { max_universe, variables, value } = self;