syntax_data: {"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // This is a newtype, so keep recursing.
context_before:             if offset == Size::ZERO && first.layout.size() == layout.size {
context_after:                 // FIXME(RalfJung): I don't think it would be correct to do any checks for