Improvements to erasure checking, fix to codegen issue
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@@ -2,20 +2,20 @@ module Reasoning
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infix 4 _≡_
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data _≡_ : {A : U} → A → A → U where
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Refl : {A} {x : A} → x ≡ x
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Refl : ∀ A. {x : A} → x ≡ x
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sym : {A} {x y : A} → x ≡ y → y ≡ x
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sym : ∀ A. {x y : A} → x ≡ y → y ≡ x
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sym Refl = Refl
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trans : {A} {x y z : A} → x ≡ y → y ≡ z → x ≡ z
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trans : ∀ A. {x y z : A} → x ≡ y → y ≡ z → x ≡ z
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trans Refl eq = eq
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cong : {A B} (f : A → B) {x y : A}
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cong : ∀ A B. (f : A → B) {x y : A}
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→ x ≡ y
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→ f x ≡ f y
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cong f Refl = Refl
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cong-app : {A B} {f g : A → B}
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cong-app : ∀ A B. {f g : A → B}
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→ f ≡ g
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→ (x : A) → f x ≡ g x
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cong-app Refl = λ y => Refl
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@@ -24,16 +24,16 @@ infixl 1 begin_
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infixr 2 _≡⟨⟩_ _≡⟨_⟩_
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infixl 3 _∎
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begin_ : {A} {x y : A} → x ≡ y → x ≡ y
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begin_ x≡y = x≡y
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begin_ : ∀ A. {x y : A} → x ≡ y → x ≡ y
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begin x≡y = x≡y
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_≡⟨⟩_ : {A} (x : A) {y : A} → x ≡ y → x ≡ y
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_≡⟨⟩_ : ∀ A. (x : A) {y : A} → x ≡ y → x ≡ y
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x ≡⟨⟩ x≡y = x≡y
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_≡⟨_⟩_ : {A} (x : A) {y z : A} → x ≡ y → y ≡ z → x ≡ z
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_≡⟨_⟩_ : ∀ A. (x : A) {y z : A} → x ≡ y → y ≡ z → x ≡ z
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x ≡⟨ x≡y ⟩ y≡z = trans x≡y y≡z
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_∎ : {A} → (x : A) → x ≡ x
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_∎ : ∀ A. (x : A) → x ≡ x
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x ∎ = Refl
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