syntax_data: {"ast_node_type":"function","tokens":[{"end":45,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn no_bound_vars(self) -> Option<T> {
context_before:     /// Returns the inner value, but only if it contains no bound vars.
context_after:         if !self.value.has_param() { Some(self.value) } else { None }