improve equality somewhat
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981f543509
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@ -7,8 +7,8 @@ import Quox.Error
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public export
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data Error =
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Clash SomeTerm SomeTerm
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data Error
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= Clash SomeTerm SomeTerm
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| ClashU Universe Universe
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| ClashQ Qty Qty
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@ -35,92 +35,81 @@ parameters {auto _ : MonadThrow Error m}
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mutual
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private covering
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equalTN' : DSubst d 0 -> (s, t : Term d n) ->
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equalTN' : (s, t : Term 0 n) ->
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(0 _ : NotRedexT s) -> (0 _ : NotRedexT t) -> m ()
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equalTN' _ (TYPE k) (TYPE l) _ _ =
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equalTN' (TYPE k) (TYPE l) _ _ =
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eq ClashU k l
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equalTN' _ s@(TYPE _) t _ _ = clashT s t
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equalTN' s@(TYPE _) t _ _ = clashT s t
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equalTN' th (Pi qtm1 qty1 _ arg1 res1) (Pi qtm2 qty2 _ arg2 res2) _ _ = do
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equalTN' (Pi qtm1 qty1 _ arg1 res1) (Pi qtm2 qty2 _ arg2 res2) _ _ = do
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eq ClashQ qtm1 qtm2
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eq ClashQ qty1 qty2
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equalTS th arg1 arg2
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equalTS th res1 res2
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equalTN' _ s@(Pi {}) t _ _ = clashT s t
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equalT0 arg1 arg2
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equalT0 res1 res2
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equalTN' s@(Pi {}) t _ _ = clashT s t
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-- [todo] eta
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equalTN' th (Lam _ body1) (Lam _ body2) _ _ =
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equalTS th body1 body2
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equalTN' _ s@(Lam {}) t _ _ = clashT s t
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equalTN' (Lam _ body1) (Lam _ body2) _ _ =
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equalT0 body1 body2
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equalTN' s@(Lam {}) t _ _ = clashT s t
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equalTN' th (E e) (E f) ps pt = equalES th e f
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equalTN' _ s@(E _) t _ _ = clashT s t
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equalTN' (E e) (E f) ps pt = equalE0 e f
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equalTN' s@(E _) t _ _ = clashT s t
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equalTN' _ (CloT {}) _ ps _ = void $ ps IsCloT
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equalTN' _ (DCloT {}) _ ps _ = void $ ps IsDCloT
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equalTN' (CloT {}) _ ps _ = void $ ps IsCloT
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equalTN' (DCloT {}) _ ps _ = void $ ps IsDCloT
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private covering
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equalEN' : DSubst d 0 -> (e, f : Elim d n) ->
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equalEN' : (e, f : Elim 0 n) ->
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(0 _ : NotRedexE e) -> (0 _ : NotRedexE f) -> m ()
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equalEN' _ (F x) (F y) _ _ = do
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equalEN' (F x) (F y) _ _ = do
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eq (clashE' `on` F {d = 0, n = 0}) x y
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equalEN' _ e@(F _) f _ _ = clashE e f
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equalEN' e@(F _) f _ _ = clashE e f
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equalEN' _ (B i) (B j) _ _ = do
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equalEN' (B i) (B j) _ _ = do
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eq (clashE' `on` B {d = 0}) i j
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equalEN' _ e@(B _) f _ _ = clashE e f
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equalEN' e@(B _) f _ _ = clashE e f
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equalEN' th (fun1 :@ arg1) (fun2 :@ arg2) _ _ = do
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equalES th fun1 fun2
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equalTS th arg1 arg2
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equalEN' _ e@(_ :@ _) f _ _ = clashE e f
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equalEN' (fun1 :@ arg1) (fun2 :@ arg2) _ _ = do
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equalE0 fun1 fun2
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equalT0 arg1 arg2
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equalEN' e@(_ :@ _) f _ _ = clashE e f
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equalEN' th (tm1 :# ty1) (tm2 :# ty2) _ _ = do
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equalTS th tm1 tm2
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equalTS th ty1 ty2
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equalEN' _ e@(_ :# _) f _ _ = clashE e f
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equalEN' (tm1 :# ty1) (tm2 :# ty2) _ _ = do
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equalT0 tm1 tm2
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equalT0 ty1 ty2
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equalEN' e@(_ :# _) f _ _ = clashE e f
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equalEN' _ (CloE {}) _ pe _ = void $ pe IsCloE
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equalEN' _ (DCloE {}) _ pe _ = void $ pe IsDCloE
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equalEN' (CloE {}) _ pe _ = void $ pe IsCloE
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equalEN' (DCloE {}) _ pe _ = void $ pe IsDCloE
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private covering %inline
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equalTN : DSubst d 0 -> NonRedexTerm d n -> NonRedexTerm d n -> m ()
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equalTN th s t = equalTN' th s.fst t.fst s.snd t.snd
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equalTN : NonRedexTerm 0 n -> NonRedexTerm 0 n -> m ()
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equalTN s t = equalTN' s.fst t.fst s.snd t.snd
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private covering %inline
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equalEN : DSubst d 0 -> NonRedexElim d n -> NonRedexElim d n -> m ()
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equalEN th e f = equalEN' th e.fst f.fst e.snd f.snd
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equalEN : NonRedexElim 0 n -> NonRedexElim 0 n -> m ()
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equalEN e f = equalEN' e.fst f.fst e.snd f.snd
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export covering %inline
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equalTS : DSubst d 0 -> Term d n -> Term d n -> m ()
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equalTS th s t = equalTN th (whnfT s) (whnfT t)
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equalT : DimEq d -> Term d n -> Term d n -> m ()
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equalT eqs s t =
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for_ (splits eqs) $ \th => (s /// th) `equalT0` (t /// th)
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export covering %inline
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equalES : DSubst d 0 -> Elim d n -> Elim d n -> m ()
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equalES th e f = equalEN th (whnfE e) (whnfE f)
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equalE : DimEq d -> Elim d n -> Elim d n -> m ()
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equalE eqs e f =
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for_ (splits eqs) $ \th => (e /// th) `equalE0` (f /// th)
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export covering %inline
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equalT : DimEq d -> Term d n -> Term d n -> m ()
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equalT eqs s t =
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let s' = whnfT s; t' = whnfT t in
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for_ (splits eqs) $ \th => equalTN th s' t'
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export covering %inline
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equalT0 : Term 0 n -> Term 0 n -> m ()
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equalT0 s t = whnfT s `equalTN` whnfT t
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export covering %inline
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equalE : DimEq d -> Elim d n -> Elim d n -> m ()
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equalE eqs e f =
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let e' = whnfE e; f' = whnfE f in
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for_ (splits eqs) $ \th => equalEN th e' f'
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export covering %inline
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equalT0 : Term 0 n -> Term 0 n -> m ()
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equalT0 = equalT zeroEq
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export covering %inline
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equalE0 : Elim 0 n -> Elim 0 n -> m ()
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equalE0 = equalE zeroEq
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export covering %inline
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equalE0 : Elim 0 n -> Elim 0 n -> m ()
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equalE0 e f = whnfE e `equalEN` whnfE f
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