2022-04-23 18:21:30 -04:00
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module Quox.Syntax.Term.Pretty
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import Quox.Syntax.Term.Base
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import Quox.Syntax.Term.Split
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import Quox.Syntax.Term.Subst
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import Quox.Pretty
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import Data.Vect
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2022-05-02 16:38:37 -04:00
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%default total
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2022-04-23 18:21:30 -04:00
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parameters {auto _ : Pretty.HasEnv m}
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private %inline arrowD : m (Doc HL)
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arrowD = hlF Syntax $ ifUnicode "→" "->"
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private %inline lamD : m (Doc HL)
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lamD = hlF Syntax $ ifUnicode "λ" "fun"
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private %inline annD : m (Doc HL)
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annD = hlF Syntax $ ifUnicode "⦂" "::"
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private %inline typeD : Doc HL
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typeD = hl Syntax "Type"
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private %inline colonD : Doc HL
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colonD = hl Syntax ":"
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mutual
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export covering
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PrettyHL (Term d n) where
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prettyM (TYPE l) =
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parensIfM App $ typeD <//> !(withPrec Arg $ prettyM l)
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prettyM (Pi qty x s t) =
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parensIfM Outer $ hang 2 $
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!(prettyBinder [qty] x s) <++> !arrowD
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<//> !(under T x $ prettyM t)
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prettyM (Lam x t) =
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parensIfM Outer $
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sep [!lamD, hl TVar !(prettyM x), !arrowD]
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<//> !(under T x $ prettyM t)
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prettyM (E e) =
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prettyM e
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prettyM (CloT s th) =
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parensIfM SApp . hang 2 =<<
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[|withPrec SApp (prettyM s) </> prettyTSubst th|]
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prettyM (DCloT s th) =
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parensIfM SApp . hang 2 =<<
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[|withPrec SApp (prettyM s) </> prettyDSubst th|]
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export covering
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PrettyHL (Elim d n) where
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prettyM (F x) =
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hl' Free <$> prettyM x
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prettyM (B i) =
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prettyVar TVar TVarErr (!ask).tnames i
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prettyM (e :@ s) =
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let GotArgs f args _ = getArgs' e [s] in
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parensIfM App =<< withPrec Arg
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[|prettyM f <//> (align . sep <$> traverse prettyM args)|]
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prettyM (s :# a) =
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parensIfM Ann $ hang 2 $
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!(withPrec AnnL $ prettyM s) <++> !annD
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<//> !(withPrec Ann $ prettyM a)
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prettyM (CloE e th) =
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parensIfM SApp . hang 2 =<<
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[|withPrec SApp (prettyM e) </> prettyTSubst th|]
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prettyM (DCloE e th) =
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parensIfM SApp . hang 2 =<<
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[|withPrec SApp (prettyM e) </> prettyDSubst th|]
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export covering
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PrettyHL (ScopeTerm d n) where
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prettyM body = prettyM $ fromScopeTerm body
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export covering
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prettyTSubst : Pretty.HasEnv m => TSubst d from to -> m (Doc HL)
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prettyTSubst s = prettySubstM prettyM (!ask).tnames TVar "[" "]" s
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export covering
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prettyBinder : Pretty.HasEnv m => List Qty -> Name -> Term d n -> m (Doc HL)
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prettyBinder pis x a =
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pure $ parens $ hang 2 $
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hsep [hl TVar !(prettyM x),
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sep [!(prettyQtyBinds pis),
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hsep [colonD, !(withPrec Outer $ prettyM a)]]]
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