syntax_data: {"ast_node_type":"other","tokens":[{"end":32,"kind":"keyword","start":0,"text":"#[derive_where(skip(Debug))]"}]}
source_snippet:     #[derive_where(skip(Debug))]
context_before:     /// This field exists to prevent the creation of `AliasTy` without using [`AliasTy::new_from_args`].
context_after:     pub(crate) _use_alias_ty_new_instead: (),