syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"value.fold_with(&mut"}]}
source_snippet:         value.fold_with(&mut FreeAliasTypeExpander { tcx: self, depth: 0 })
context_before:     pub fn expand_free_alias_tys<T: TypeFoldable<TyCtxt<'tcx>>>(self, value: T) -> T {
context_after:     }