syntax_data: {"ast_node_type":"other","tokens":[{"end":44,"kind":"keyword","start":0,"text":"cx.layout_of(ty).map(|tl|"}]}
source_snippet:         cx.layout_of(ty).map(|tl| tl.layout)
context_before:         let ty = cx.tcx().erase_regions(ty);
context_after:     }