9 lines
463 B
Text
9 lines
463 B
Text
open tactic
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run_cmd
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do let e := pexpr.mk_structure_instance { struct := some "prod", field_names := ["fst", "snd"], field_values := [``(1), ``(2)] },
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let f := pexpr.mk_structure_instance { source := some e, field_names := ["snd"], field_values := [``(1)] },
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to_expr e >>= trace,
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to_expr f >>= trace,
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trace $ e.get_structure_instance_info >>= structure_instance_info.struct,
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trace $ f.get_structure_instance_info >>= structure_instance_info.struct
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