da2b91558e
This PR adds line breaks and indentations to simp's trace messages to make them easier to read (IMHO).
28 lines
597 B
Text
28 lines
597 B
Text
structure T : Prop
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structure U : Prop
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theorem foo : T → U := λ _ => {}
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theorem bar : (_ : T := by trivial) → U := λ _ => {}
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-- fails as expected
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example : U := by
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fail_if_success simp
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sorry
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-- works as expected, discharging `T` via `T.mk`
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example : U := by
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simp [foo, T.mk]
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/--
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info: [Meta.Tactic.simp.discharge] bar discharge ✅️
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autoParam T _auto✝
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[Meta.Tactic.simp.rewrite] T.mk:1000:
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T
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==>
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True
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[Meta.Tactic.simp.rewrite] bar:1000: U ==> True
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-/
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#guard_msgs in
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example : U := by
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set_option trace.Meta.Tactic.simp true in
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simp [bar, T.mk]
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