syntax_data: {"ast_node_type":"other","tokens":[{"end":45,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:     // the MIR body will be constructed well.
context_before:     // Also, let's skip processing any bodies with errors, since there's no guarantee
context_after:     let coroutine_ty = body.local_decls[ty::CAPTURE_STRUCT_LOCAL].ty;