44 lines
769 B
Text
44 lines
769 B
Text
import Lean
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open Lean.Elab
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elab "enableInfo!" : command => enableInfoTree
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elab "showInfoTrees!" : command => do
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let trees ← getInfoTrees
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trees.forM fun tree => do
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logInfo f!"{← tree.format}"
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structure A where
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val : Nat → Nat
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structure B where
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pair : A × A
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enableInfo!
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def f (x : Nat) : Nat × Nat :=
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let y := ⟨x, x⟩
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id y
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def h : (x y : Nat) → (b : Bool) → x + 0 = x :=
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fun x y b => by
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simp
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def f2 : (x y : Nat) → (b : Bool) → Nat :=
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fun x y b =>
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let (z, w) := (x + y, x - y)
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let z1 := z + w
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z + z1
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def f3 (s : Nat × Array (Array Nat)) : Array Nat :=
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s.2[1].push s.1
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def f4 (arg : B) : Nat :=
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arg.pair.fst.val 0
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def f5 (x : Nat) : B := {
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pair := ({ val := id }, { val := id })
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}
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showInfoTrees!
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