syntax_data: {"ast_node_type":"function","tokens":[{"end":67,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn iter_identity_copied(self) -> IterIdentityCopied<Iter> {
context_before:     /// but on an iterator of values that deref to a `TypeFoldable`.
context_after:         IterIdentityCopied { it: self.value.into_iter() }