syntax_data: {"ast_node_type":"variable","tokens":[{"end":97,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:                     let width = nty.normalize(pointer_size.bits() as _).bit_width().unwrap() / 8;
context_before:                 ty::Int(nty) => {
context_after:                     Ok(Self::number(width.try_into().unwrap()))