{-# OPTIONS_GHC -Wunused-imports #-}

{-# LANGUAGE NondecreasingIndentation #-}

module Agda.TypeChecking.Rules.Decl where

import Prelude hiding ( null )

import Control.Monad
import Control.Monad.Writer (tell)

import Data.Either (partitionEithers)
import qualified Data.Foldable as Fold
import qualified Data.Map.Strict as MapS
import Data.Maybe
import qualified Data.Set as Set
import Data.Set (Set)

import Agda.Interaction.Highlighting.Generate
import Agda.Interaction.Options

import qualified Agda.Syntax.Abstract as A
import Agda.Syntax.Abstract.Views (deepUnscopeDecl, deepUnscopeDecls)
import Agda.Syntax.Internal
import qualified Agda.Syntax.Info as Info
import Agda.Syntax.Position
import Agda.Syntax.Common
import Agda.Syntax.Literal
import Agda.Syntax.Scope.Base ( KindOfName(..) )

import Agda.TypeChecking.Monad
import Agda.TypeChecking.Monad.Benchmark (MonadBench, Phase)
import qualified Agda.TypeChecking.Monad.Benchmark as Bench

import Agda.TypeChecking.Constraints
import Agda.TypeChecking.Conversion
import Agda.TypeChecking.IApplyConfluence
import Agda.TypeChecking.Generalize
import Agda.TypeChecking.Injectivity
import Agda.TypeChecking.InstanceArguments
import Agda.TypeChecking.Level.Solve
import Agda.TypeChecking.Positivity
import Agda.TypeChecking.Positivity.Occurrence
import Agda.TypeChecking.Polarity
import Agda.TypeChecking.Pretty
import Agda.TypeChecking.Primitive
import Agda.TypeChecking.ProjectionLike
import Agda.TypeChecking.Unquote
import Agda.TypeChecking.Records
import Agda.TypeChecking.RecordPatterns
import Agda.TypeChecking.Reduce
import Agda.TypeChecking.Rewriting
import Agda.TypeChecking.SizedTypes.Solve
import Agda.TypeChecking.Substitute
import Agda.TypeChecking.Telescope
import Agda.TypeChecking.Warnings

import Agda.TypeChecking.Rules.Application
import Agda.TypeChecking.Rules.Term
import Agda.TypeChecking.Rules.Data    ( checkDataDef )
import Agda.TypeChecking.Rules.Record  ( checkRecDef )
import Agda.TypeChecking.Rules.Def     ( checkFunDef, newSection, useTerPragma )
import Agda.TypeChecking.Rules.Builtin
import Agda.TypeChecking.Rules.Display ( checkDisplayPragma )

import Agda.Termination.TermCheck

import Agda.Utils.Function ( applyUnless )
import Agda.Utils.Functor
import Agda.Utils.Lens
import Agda.Utils.Maybe
import Agda.Utils.Monad
import Agda.Utils.Null
import Agda.Syntax.Common.Pretty (prettyShow)
import Agda.Utils.Size
import Agda.Utils.Update
import qualified Agda.Syntax.Common.Pretty as P
import qualified Agda.Utils.SmallSet as SmallSet

import Agda.Utils.Impossible

-- | Cached checkDecl
checkDeclCached :: A.Declaration -> TCM ()
checkDeclCached :: Declaration -> TCM ()
checkDeclCached d :: Declaration
d@A.ScopedDecl{} = Declaration -> TCM ()
checkDecl Declaration
d
checkDeclCached
  d :: Declaration
d@(A.Section Range
_ Erased
erased ModuleName
mname (A.GeneralizeTel Map QName Name
_ Telescope
tbinds) [Declaration]
_) = do
  e <- TCMT IO (Maybe (TypeCheckAction, PostScopeState))
forall (m :: * -> *).
(MonadDebug m, MonadTCState m, ReadTCState m) =>
m (Maybe (TypeCheckAction, PostScopeState))
readFromCachedLog  -- Can ignore the set of generalizable vars (they occur in the telescope)
  reportSLn "cache.decl" 10 $ "checkDeclCached: " ++ show (isJust e)
  case e of
    Just (EnterSection Erased
erased' ModuleName
mname' Telescope
tbinds', PostScopeState
_)
      | Erased
erased Erased -> Erased -> Bool
forall a. Eq a => a -> a -> Bool
== Erased
erased' Bool -> Bool -> Bool
&& ModuleName
mname ModuleName -> ModuleName -> Bool
forall a. Eq a => a -> a -> Bool
== ModuleName
mname' Bool -> Bool -> Bool
&& Telescope
tbinds Telescope -> Telescope -> Bool
forall a. Eq a => a -> a -> Bool
== Telescope
tbinds' ->
        () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
    Maybe (TypeCheckAction, PostScopeState)
_ -> TCM ()
forall (m :: * -> *). (MonadDebug m, MonadTCState m) => m ()
cleanCachedLog
  writeToCurrentLog $ EnterSection erased mname tbinds
  checkDecl d
  readFromCachedLog >>= \case
    Just (LeaveSection ModuleName
mname', PostScopeState
_) | ModuleName
mname ModuleName -> ModuleName -> Bool
forall a. Eq a => a -> a -> Bool
== ModuleName
mname' -> () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
    Maybe (TypeCheckAction, PostScopeState)
_ -> TCM ()
forall (m :: * -> *). (MonadDebug m, MonadTCState m) => m ()
cleanCachedLog
  writeToCurrentLog $ LeaveSection mname

checkDeclCached Declaration
d = do
    e <- TCMT IO (Maybe (TypeCheckAction, PostScopeState))
forall (m :: * -> *).
(MonadDebug m, MonadTCState m, ReadTCState m) =>
m (Maybe (TypeCheckAction, PostScopeState))
readFromCachedLog

    reportSLn "cache.decl" 10 $ "checkDeclCached: " ++ show (isJust e)

    case e of
      (Just (Decl Declaration
d',PostScopeState
s)) | Declaration -> Declaration -> Bool
compareDecl Declaration
d Declaration
d' -> do
        PostScopeState -> TCM ()
forall (m :: * -> *).
(MonadDebug m, MonadTCState m) =>
PostScopeState -> m ()
restorePostScopeState PostScopeState
s
        [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"cache.decl" Int
50 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"range: " [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ Range -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow (Declaration -> Range
forall a. HasRange a => a -> Range
getRange Declaration
d)
        Range -> TCM ()
printSyntaxInfo (Declaration -> Range
forall a. HasRange a => a -> Range
getRange Declaration
d)
      Maybe (TypeCheckAction, PostScopeState)
_ -> do
        TCM ()
forall (m :: * -> *). (MonadDebug m, MonadTCState m) => m ()
cleanCachedLog
        Declaration -> TCM ()
checkDeclWrap Declaration
d
    writeToCurrentLog $ Decl d
 where
   compareDecl :: Declaration -> Declaration -> Bool
compareDecl A.Section{} A.Section{} = Bool
forall a. HasCallStack => a
__IMPOSSIBLE__
   compareDecl A.ScopedDecl{} A.ScopedDecl{} = Bool
forall a. HasCallStack => a
__IMPOSSIBLE__
   compareDecl Declaration
x Declaration
y = Declaration
x Declaration -> Declaration -> Bool
forall a. Eq a => a -> a -> Bool
== Declaration
y
   -- changes to CS inside a RecDef or Mutual ought not happen,
   -- but they do happen, so we discard them.
   ignoreChanges :: m a -> m a
ignoreChanges m a
m = m a -> m a
forall (m :: * -> *) a.
(MonadTCState m, ReadTCState m) =>
m a -> m a
localCache (m a -> m a) -> m a -> m a
forall a b. (a -> b) -> a -> b
$ do
     m ()
forall (m :: * -> *). (MonadDebug m, MonadTCState m) => m ()
cleanCachedLog
     m a
m
   checkDeclWrap :: Declaration -> TCM ()
checkDeclWrap d :: Declaration
d@A.RecDef{} = TCM () -> TCM ()
forall {m :: * -> *} {a}.
(MonadTCState m, ReadTCState m, MonadDebug m) =>
m a -> m a
ignoreChanges (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ Declaration -> TCM ()
checkDecl Declaration
d
   checkDeclWrap d :: Declaration
d@A.Mutual{} = TCM () -> TCM ()
forall {m :: * -> *} {a}.
(MonadTCState m, ReadTCState m, MonadDebug m) =>
m a -> m a
ignoreChanges (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ Declaration -> TCM ()
checkDecl Declaration
d
   checkDeclWrap Declaration
d            = Declaration -> TCM ()
checkDecl Declaration
d

-- | Type check a sequence of declarations.
checkDecls :: [A.Declaration] -> TCM ()
checkDecls :: [Declaration] -> TCM ()
checkDecls [Declaration]
ds = do
  [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
45 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"Checking " [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ Int -> [Char]
forall a. Show a => a -> [Char]
show ([Declaration] -> Int
forall a. [a] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length [Declaration]
ds) [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [Char]
" declarations..."
  (Declaration -> TCM ()) -> [Declaration] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Declaration -> TCM ()
checkDecl [Declaration]
ds

-- | Type check a single declaration.

checkDecl :: A.Declaration -> TCM ()
checkDecl :: Declaration -> TCM ()
checkDecl Declaration
d = Declaration -> TCM () -> TCM ()
forall (m :: * -> *) x a.
(MonadTrace m, HasRange x) =>
x -> m a -> m a
setCurrentRange Declaration
d (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
    [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl" Int
10 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ TCMT IO Doc
"checking declaration"
    Declaration -> TCM ()
debugPrintDecl Declaration
d
    [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl" Int
90 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ ([Char] -> TCMT IO Doc
forall (m :: * -> *). Applicative m => [Char] -> m Doc
text ([Char] -> TCMT IO Doc)
-> ([Declaration] -> [Char]) -> [Declaration] -> TCMT IO Doc
forall b c a. (b -> c) -> (a -> b) -> a -> c
. [Declaration] -> [Char]
forall a. Show a => a -> [Char]
show) (Declaration -> [Declaration]
deepUnscopeDecl Declaration
d)
    [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl" Int
10 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ Declaration -> TCMT IO Doc
forall a (m :: * -> *).
(ToConcrete a, Pretty (ConOfAbs a), MonadAbsToCon m) =>
a -> m Doc
prettyA Declaration
d  -- Might loop, see e.g. Issue 1597

    let -- What kind of final checks/computations should be performed
        -- if we're not inside a mutual block?
        none :: f a -> f (Maybe a)
none        f a
m = f a
m f a -> Maybe a -> f (Maybe a)
forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$>  Maybe a
forall a. Maybe a
Nothing           -- skip all checks
        meta :: f a -> f (Maybe (m ()))
meta        f a
m = f a
m f a -> Maybe (m ()) -> f (Maybe (m ()))
forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$>  m () -> Maybe (m ())
forall a. a -> Maybe a
Just (() -> m ()
forall a. a -> m a
forall (m :: * -> *) a. Monad m => a -> m a
return ())  -- do the usual checks
        mutual :: MutualInfo
-> [Declaration]
-> TCMT IO (MutualId, Set QName)
-> TCMT IO (Maybe (TCM ()))
mutual MutualInfo
i [Declaration]
ds TCMT IO (MutualId, Set QName)
m = TCMT IO (MutualId, Set QName)
m TCMT IO (MutualId, Set QName)
-> ((MutualId, Set QName) -> Maybe (TCM ()))
-> TCMT IO (Maybe (TCM ()))
forall (f :: * -> *) a b. Functor f => f a -> (a -> b) -> f b
<&> TCM () -> Maybe (TCM ())
forall a. a -> Maybe a
Just (TCM () -> Maybe (TCM ()))
-> ((MutualId, Set QName) -> TCM ())
-> (MutualId, Set QName)
-> Maybe (TCM ())
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (MutualId -> Set QName -> TCM ())
-> (MutualId, Set QName) -> TCM ()
forall a b c. (a -> b -> c) -> (a, b) -> c
uncurry (MutualInfo
-> Declaration -> [Declaration] -> MutualId -> Set QName -> TCM ()
mutualChecks MutualInfo
i Declaration
d [Declaration]
ds)
        impossible :: f a -> f b
impossible  f a
m = f a
m f a -> b -> f b
forall (f :: * -> *) a b. Functor f => f a -> b -> f b
$>  b
forall a. HasCallStack => a
__IMPOSSIBLE__
                        -- We're definitely inside a mutual block.

    (finalChecks, metas) <- TCMT IO (Maybe (TCM ()))
-> TCMT IO (Maybe (TCM ()), LocalMetaStores)
forall (m :: * -> *) a.
ReadTCState m =>
m a -> m (a, LocalMetaStores)
metasCreatedBy (TCMT IO (Maybe (TCM ()))
 -> TCMT IO (Maybe (TCM ()), LocalMetaStores))
-> TCMT IO (Maybe (TCM ()))
-> TCMT IO (Maybe (TCM ()), LocalMetaStores)
forall a b. (a -> b) -> a -> b
$ case Declaration
d of
      A.Axiom{}                -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {m :: * -> *} {f :: * -> *} {a}.
(Monad m, Functor f) =>
f a -> f (Maybe (m ()))
meta (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ Declaration -> TCM ()
checkTypeSignature Declaration
d
      A.Generalize Set QName
s DefInfo
i ArgInfo
info QName
x Expr
e -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {m :: * -> *} {f :: * -> *} {a}.
(Monad m, Functor f) =>
f a -> f (Maybe (m ()))
meta (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ TCM () -> TCM ()
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
inConcreteMode (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ Set QName -> DefInfo -> ArgInfo -> QName -> Expr -> TCM ()
checkGeneralize Set QName
s DefInfo
i ArgInfo
info QName
x Expr
e
      A.Field{}                -> TypeError -> TCMT IO (Maybe (TCM ()))
forall (m :: * -> *) a.
(HasCallStack, MonadTCError m) =>
TypeError -> m a
typeError TypeError
FieldOutsideRecord
      A.Primitive DefInfo
i QName
x Arg Expr
e        -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {m :: * -> *} {f :: * -> *} {a}.
(Monad m, Functor f) =>
f a -> f (Maybe (m ()))
meta (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ DefInfo -> QName -> Arg Expr -> TCM ()
checkPrimitive DefInfo
i QName
x Arg Expr
e
      A.Mutual MutualInfo
i [Declaration]
ds            -> MutualInfo
-> [Declaration]
-> TCMT IO (MutualId, Set QName)
-> TCMT IO (Maybe (TCM ()))
mutual MutualInfo
i [Declaration]
ds (TCMT IO (MutualId, Set QName) -> TCMT IO (Maybe (TCM ())))
-> TCMT IO (MutualId, Set QName) -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ MutualInfo -> [Declaration] -> TCMT IO (MutualId, Set QName)
checkMutual MutualInfo
i [Declaration]
ds
      A.Section Range
_r Erased
er ModuleName
x GeneralizeTelescope
tel [Declaration]
ds -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {m :: * -> *} {f :: * -> *} {a}.
(Monad m, Functor f) =>
f a -> f (Maybe (m ()))
meta (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ Erased
-> ModuleName -> GeneralizeTelescope -> [Declaration] -> TCM ()
checkSection Erased
er ModuleName
x GeneralizeTelescope
tel [Declaration]
ds
      A.Apply ModuleInfo
i Erased
er ModuleName
x ModuleApplication
mapp ScopeCopyInfo
ci ImportDirective
d -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {m :: * -> *} {f :: * -> *} {a}.
(Monad m, Functor f) =>
f a -> f (Maybe (m ()))
meta (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ ModuleInfo
-> Erased
-> ModuleName
-> ModuleApplication
-> ScopeCopyInfo
-> ImportDirective
-> TCM ()
checkSectionApplication ModuleInfo
i Erased
er ModuleName
x ModuleApplication
mapp ScopeCopyInfo
ci ImportDirective
d
      A.Import ModuleInfo
_ ModuleName
_ ImportDirective
dir         -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {a}. Functor f => f a -> f (Maybe a)
none (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ ImportDirective -> TCM ()
checkImportDirective ImportDirective
dir
      A.Pragma Range
i Pragma
p             -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {a}. Functor f => f a -> f (Maybe a)
none (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ Range -> Pragma -> TCM ()
checkPragma Range
i Pragma
p
      A.ScopedDecl ScopeInfo
scope [Declaration]
ds    -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {a}. Functor f => f a -> f (Maybe a)
none (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ ScopeInfo -> TCM ()
setScope ScopeInfo
scope TCM () -> TCM () -> TCM ()
forall a b. TCMT IO a -> TCMT IO b -> TCMT IO b
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> (Declaration -> TCM ()) -> [Declaration] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Declaration -> TCM ()
checkDeclCached [Declaration]
ds
      A.FunDef DefInfo
i QName
x [Clause]
cs          -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {b}. Functor f => f a -> f b
impossible (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ QName -> DefInfo -> TCM () -> TCM ()
forall (m :: * -> *) i a.
(MonadTCEnv m, MonadPretty m, MonadDebug m, MonadBench m,
 BenchPhase m ~ Phase, AnyIsAbstract i, AllAreOpaque i) =>
QName -> i -> m a -> m a
check QName
x DefInfo
i (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ DefInfo -> QName -> [Clause] -> TCM ()
checkFunDef DefInfo
i QName
x [Clause]
cs
      A.DataDef DefInfo
i QName
x UniverseCheck
uc DataDefParams
ps [Declaration]
cs   -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {b}. Functor f => f a -> f b
impossible (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ QName -> DefInfo -> TCM () -> TCM ()
forall (m :: * -> *) i a.
(MonadTCEnv m, MonadPretty m, MonadDebug m, MonadBench m,
 BenchPhase m ~ Phase, AnyIsAbstract i, AllAreOpaque i) =>
QName -> i -> m a -> m a
check QName
x DefInfo
i (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ DefInfo
-> QName
-> UniverseCheck
-> DataDefParams
-> [Declaration]
-> TCM ()
checkDataDef DefInfo
i QName
x UniverseCheck
uc DataDefParams
ps [Declaration]
cs
      A.RecDef DefInfo
i QName
x UniverseCheck
uc RecordDirectives
dir DataDefParams
ps Expr
tel [Declaration]
cs -> TCMT IO (MutualId, Set QName) -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {b}. Functor f => f a -> f b
impossible (TCMT IO (MutualId, Set QName) -> TCMT IO (Maybe (TCM ())))
-> TCMT IO (MutualId, Set QName) -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ QName
-> DefInfo
-> TCMT IO (MutualId, Set QName)
-> TCMT IO (MutualId, Set QName)
forall (m :: * -> *) i a.
(MonadTCEnv m, MonadPretty m, MonadDebug m, MonadBench m,
 BenchPhase m ~ Phase, AnyIsAbstract i, AllAreOpaque i) =>
QName -> i -> m a -> m a
check QName
x DefInfo
i (TCMT IO (MutualId, Set QName) -> TCMT IO (MutualId, Set QName))
-> TCMT IO (MutualId, Set QName) -> TCMT IO (MutualId, Set QName)
forall a b. (a -> b) -> a -> b
$ do
                                    DefInfo
-> QName
-> UniverseCheck
-> RecordDirectives
-> DataDefParams
-> Expr
-> [Declaration]
-> TCM ()
checkRecDef DefInfo
i QName
x UniverseCheck
uc RecordDirectives
dir DataDefParams
ps Expr
tel [Declaration]
cs
                                    blockId <- QName -> TCM MutualId
mutualBlockOf QName
x

                                    -- Andreas, 2016-10-01 testing whether
                                    -- envMutualBlock is set correctly.
                                    -- Apparently not.
                                    verboseS "tc.decl.mutual" 70 $ do
                                      current <- asksTC envMutualBlock
                                      unless (Just blockId == current) $ do
                                        reportS "" 0
                                          [ "mutual block id discrepancy for " ++ prettyShow x
                                          , "  current    mut. bl. = " ++ show current
                                          , "  calculated mut. bl. = " ++ show blockId
                                          ]

                                    return (blockId, Set.singleton x)
      A.DataSig DefInfo
i Erased
er QName
x GeneralizeTelescope
ps Expr
t    -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {b}. Functor f => f a -> f b
impossible (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ KindOfName
-> DefInfo
-> Erased
-> QName
-> GeneralizeTelescope
-> Expr
-> TCM ()
checkSig KindOfName
DataName DefInfo
i Erased
er QName
x GeneralizeTelescope
ps Expr
t
      A.RecSig DefInfo
i Erased
er QName
x GeneralizeTelescope
ps Expr
t     -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {a}. Functor f => f a -> f (Maybe a)
none (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ KindOfName
-> DefInfo
-> Erased
-> QName
-> GeneralizeTelescope
-> Expr
-> TCM ()
checkSig KindOfName
RecName DefInfo
i Erased
er QName
x GeneralizeTelescope
ps Expr
t
                                  -- A record signature is always followed by a
                                  -- record definition. Metas should not be
                                  -- frozen until after the definition has been
                                  -- checked. NOTE: Metas are not frozen
                                  -- immediately after the last field. Perhaps
                                  -- they should be (unless we're in a mutual
                                  -- block).
      A.Open ModuleInfo
_ ModuleName
_ ImportDirective
dir           -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {a}. Functor f => f a -> f (Maybe a)
none (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ ImportDirective -> TCM ()
checkImportDirective ImportDirective
dir
      A.UnfoldingDecl{}        -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {a}. Functor f => f a -> f (Maybe a)
none (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
      A.PatternSynDef{}        -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {a}. Functor f => f a -> f (Maybe a)
none (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
                                  -- Open and PatternSynDef are just artifacts
                                  -- from the concrete syntax, retained for
                                  -- highlighting purposes.
      -- Andreas, 2019-08-19, issue #4010, observe @abstract@ also for unquoting.
      -- TODO: is it possible that some of the unquoted declarations/definitions
      -- are abstract and some are not?  Then allowing all to look into abstract things,
      -- as we do here, will leak information about the implementation of abstract things.
      -- TODO: Benchmarking for unquote.
      A.UnquoteDecl MutualInfo
mi [DefInfo]
is [QName]
xs Expr
e -> [DefInfo] -> TCMT IO (Maybe (TCM ())) -> TCMT IO (Maybe (TCM ()))
forall (m :: * -> *) i a.
(MonadTCEnv m, AnyIsAbstract i, AllAreOpaque i) =>
i -> m a -> m a
checkMaybeAbstractly [DefInfo]
is (TCMT IO (Maybe (TCM ())) -> TCMT IO (Maybe (TCM ())))
-> TCMT IO (Maybe (TCM ())) -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ MutualInfo
-> [DefInfo] -> [QName] -> Expr -> TCMT IO (Maybe (TCM ()))
checkUnquoteDecl MutualInfo
mi [DefInfo]
is [QName]
xs Expr
e
      A.UnquoteDef [DefInfo]
is [QName]
xs Expr
e     -> TCM () -> TCMT IO (Maybe (TCM ()))
forall {f :: * -> *} {a} {b}. Functor f => f a -> f b
impossible (TCM () -> TCMT IO (Maybe (TCM ())))
-> TCM () -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ [DefInfo] -> TCM () -> TCM ()
forall (m :: * -> *) i a.
(MonadTCEnv m, AnyIsAbstract i, AllAreOpaque i) =>
i -> m a -> m a
checkMaybeAbstractly [DefInfo]
is (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ [DefInfo] -> [QName] -> Expr -> TCM ()
checkUnquoteDef [DefInfo]
is [QName]
xs Expr
e
      A.UnquoteData [DefInfo]
is QName
x UniverseCheck
uc [DefInfo]
js [QName]
cs Expr
e -> [DefInfo] -> TCMT IO (Maybe (TCM ())) -> TCMT IO (Maybe (TCM ()))
forall (m :: * -> *) i a.
(MonadTCEnv m, AnyIsAbstract i, AllAreOpaque i) =>
i -> m a -> m a
checkMaybeAbstractly ([DefInfo]
is [DefInfo] -> [DefInfo] -> [DefInfo]
forall a. [a] -> [a] -> [a]
++ [DefInfo]
js) (TCMT IO (Maybe (TCM ())) -> TCMT IO (Maybe (TCM ())))
-> TCMT IO (Maybe (TCM ())) -> TCMT IO (Maybe (TCM ()))
forall a b. (a -> b) -> a -> b
$ do
        [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.unquote.data" Int
20 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ TCMT IO Doc
"Checking unquoteDecl data" TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> QName -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => QName -> m Doc
prettyTCM QName
x
        Maybe (TCM ())
forall a. Maybe a
Nothing Maybe (TCM ()) -> TCMT IO [QName] -> TCMT IO (Maybe (TCM ()))
forall a b. a -> TCMT IO b -> TCMT IO a
forall (f :: * -> *) a b. Functor f => a -> f b -> f a
<$ [QName] -> Expr -> TCMT IO [QName]
unquoteTop (QName
xQName -> [QName] -> [QName]
forall a. a -> [a] -> [a]
:[QName]
cs) Expr
e

    whenNothingM (asksTC envMutualBlock) $ do

      -- Syntax highlighting.
      highlight_ DontHightlightModuleContents d

      -- Defaulting of levels (only when --cumulativity)
      whenM (optCumulativity <$> pragmaOptions) $
        defaultLevelsToZero (openMetas metas)

      -- Post-typing checks.
      whenJust finalChecks $ \ TCM ()
theMutualChecks -> do
        [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
20 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"Attempting to solve constraints before freezing."
        TCM ()
wakeupConstraints_   -- solve emptiness and instance constraints

        checkingWhere <- (TCEnv -> Bool) -> TCMT IO Bool
forall (m :: * -> *) a. MonadTCEnv m => (TCEnv -> a) -> m a
asksTC TCEnv -> Bool
envCheckingWhere
        solveSizeConstraints $ if checkingWhere then DontDefaultToInfty else DefaultToInfty
        wakeupConstraints_   -- Size solver might have unblocked some constraints
        theMutualChecks

        case d of
          A.Generalize{} -> () -> TCM ()
forall a. a -> TCMT IO a
forall (f :: * -> *) a. Applicative f => a -> f a
pure ()
          Declaration
_ -> do
            [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
20 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"Freezing all open metas."
            TCMT IO (Set MetaId) -> TCM ()
forall (f :: * -> *) a. Functor f => f a -> f ()
void (TCMT IO (Set MetaId) -> TCM ()) -> TCMT IO (Set MetaId) -> TCM ()
forall a b. (a -> b) -> a -> b
$ LocalMetaStore -> TCMT IO (Set MetaId)
forall (m :: * -> *).
MonadTCState m =>
LocalMetaStore -> m (Set MetaId)
freezeMetas (LocalMetaStores -> LocalMetaStore
openMetas LocalMetaStores
metas)

    where

    -- Switch maybe to abstract mode, benchmark, and debug print bracket.
    check :: forall m i a
          . ( MonadTCEnv m, MonadPretty m, MonadDebug m
            , MonadBench m, Bench.BenchPhase m ~ Phase
            , AnyIsAbstract i
            , AllAreOpaque i
            )
          => QName -> i -> m a -> m a
    check :: forall (m :: * -> *) i a.
(MonadTCEnv m, MonadPretty m, MonadDebug m, MonadBench m,
 BenchPhase m ~ Phase, AnyIsAbstract i, AllAreOpaque i) =>
QName -> i -> m a -> m a
check QName
x i
i m a
m = Account (BenchPhase m) -> m a -> m a
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [QName -> Phase
Bench.Definition QName
x] (m a -> m a) -> m a -> m a
forall a b. (a -> b) -> a -> b
$ do
      [Char] -> Int -> TCMT IO Doc -> m ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl" Int
5 (TCMT IO Doc -> m ()) -> TCMT IO Doc -> m ()
forall a b. (a -> b) -> a -> b
$ (TCMT IO Doc
"Checking" TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> QName -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => QName -> m Doc
prettyTCM QName
x) TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall a. Semigroup a => a -> a -> a
<> TCMT IO Doc
"."
      [Char] -> Int -> [Char] -> m ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl.abstract" Int
25 ([Char] -> m ()) -> [Char] -> m ()
forall a b. (a -> b) -> a -> b
$ IsAbstract -> [Char]
forall a. Show a => a -> [Char]
show (IsAbstract -> [Char]) -> IsAbstract -> [Char]
forall a b. (a -> b) -> a -> b
$ i -> IsAbstract
forall a. AnyIsAbstract a => a -> IsAbstract
anyIsAbstract i
i
      r <- i -> m a -> m a
forall (m :: * -> *) i a.
(MonadTCEnv m, AnyIsAbstract i, AllAreOpaque i) =>
i -> m a -> m a
checkMaybeAbstractly i
i m a
m
      reportSDoc "tc.decl" 5 $ ("Checked" <+> prettyTCM x) <> "."
      return r

    -- Switch to AbstractMode if any of the i is AbstractDef.
    checkMaybeAbstractly :: forall m i a . ( MonadTCEnv m, AnyIsAbstract i, AllAreOpaque i )
                         => i -> m a -> m a
    checkMaybeAbstractly :: forall (m :: * -> *) i a.
(MonadTCEnv m, AnyIsAbstract i, AllAreOpaque i) =>
i -> m a -> m a
checkMaybeAbstractly i
abs m a
cont = do
      let
        k1 :: m a -> m a
k1 = (TCEnv -> TCEnv) -> m a -> m a
forall a. (TCEnv -> TCEnv) -> m a -> m a
forall (m :: * -> *) a.
MonadTCEnv m =>
(TCEnv -> TCEnv) -> m a -> m a
localTC (Lens' TCEnv IsAbstract -> LensSet TCEnv IsAbstract
forall o i. Lens' o i -> LensSet o i
set (IsAbstract -> f IsAbstract) -> TCEnv -> f TCEnv
forall a. LensIsAbstract a => Lens' a IsAbstract
Lens' TCEnv IsAbstract
lensIsAbstract (i -> IsAbstract
forall a. AnyIsAbstract a => a -> IsAbstract
anyIsAbstract i
abs))
      k2 <- case i -> JointOpacity
forall a. AllAreOpaque a => a -> JointOpacity
jointOpacity i
abs of
        UniqueOpaque OpaqueId
i     -> (m a -> m a) -> m (m a -> m a)
forall a. a -> m a
forall (f :: * -> *) a. Applicative f => a -> f a
pure ((m a -> m a) -> m (m a -> m a)) -> (m a -> m a) -> m (m a -> m a)
forall a b. (a -> b) -> a -> b
$ (TCEnv -> TCEnv) -> m a -> m a
forall a. (TCEnv -> TCEnv) -> m a -> m a
forall (m :: * -> *) a.
MonadTCEnv m =>
(TCEnv -> TCEnv) -> m a -> m a
localTC ((TCEnv -> TCEnv) -> m a -> m a) -> (TCEnv -> TCEnv) -> m a -> m a
forall a b. (a -> b) -> a -> b
$ \TCEnv
env -> TCEnv
env { envCurrentOpaqueId = Just i }
        JointOpacity
NoOpaque           -> (m a -> m a) -> m (m a -> m a)
forall a. a -> m a
forall (f :: * -> *) a. Applicative f => a -> f a
pure m a -> m a
forall a. a -> a
id
        DifferentOpaque HashSet OpaqueId
hs -> m (m a -> m a)
forall a. HasCallStack => a
__IMPOSSIBLE__
      k1 (k2 cont)

-- Some checks that should be run at the end of a mutual block. The
-- set names contains the names defined in the mutual block.
mutualChecks :: Info.MutualInfo -> A.Declaration -> [A.Declaration] -> MutualId -> Set QName -> TCM ()
mutualChecks :: MutualInfo
-> Declaration -> [Declaration] -> MutualId -> Set QName -> TCM ()
mutualChecks MutualInfo
mi Declaration
d [Declaration]
ds MutualId
mid Set QName
names = do
  -- Andreas, 2014-04-11: instantiate metas in definition types
  let nameList :: [QName]
nameList = Set QName -> [QName]
forall a. Set a -> [a]
Set.toList Set QName
names
  (QName -> TCM ()) -> [QName] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ QName -> TCM ()
instantiateDefinitionType [QName]
nameList
  -- Andreas, 2017-03-23: check positivity before termination.
  -- This allows us to reuse the information about SCCs
  -- to skip termination of non-recursive functions.
  (AllowedReductions -> AllowedReductions) -> TCM () -> TCM ()
forall (m :: * -> *) a.
MonadTCEnv m =>
(AllowedReductions -> AllowedReductions) -> m a -> m a
modifyAllowedReductions (AllowedReduction -> AllowedReductions -> AllowedReductions
forall a. SmallSetElement a => a -> SmallSet a -> SmallSet a
SmallSet.delete AllowedReduction
UnconfirmedReductions) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$
    MutualInfo -> Set QName -> TCM ()
checkPositivity_ MutualInfo
mi Set QName
names
  -- Andreas, 2013-02-27: check termination before injectivity,
  -- to avoid making the injectivity checker loop.
  (TCEnv -> TCEnv) -> TCM () -> TCM ()
forall a. (TCEnv -> TCEnv) -> TCMT IO a -> TCMT IO a
forall (m :: * -> *) a.
MonadTCEnv m =>
(TCEnv -> TCEnv) -> m a -> m a
localTC (\ TCEnv
e -> TCEnv
e { envMutualBlock = Just mid }) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$
    Declaration -> TCM ()
checkTermination_ Declaration
d
  [QName] -> TCM ()
revisitRecordPatternTranslation [QName]
nameList -- Andreas, 2016-11-19 issue #2308

  (QName -> TCM ()) -> [QName] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ QName -> TCM ()
checkIApplyConfluence_ [QName]
nameList

  -- Andreas, 2015-03-26 Issue 1470:
  -- Restricting coinduction to recursive does not solve the
  -- actual problem, and prevents interesting sound applications
  -- of sized types.
  -- checkCoinductiveRecords  ds

  -- Andreas, 2019-07-11: The following remarks about injectivity
  -- and polarity seem outdated, since the UnusedArg Relevance has
  -- been removed.
  -- -- Andreas, 2012-09-11:  Injectivity check stores clauses
  -- -- whose 'Relevance' is affected by polarity computation,
  -- -- so do it here (again).
  -- -- Andreas, 2015-07-01:  In particular, 'UnusedArg's of local functions
  -- -- are only recognized after the polarity computation.
  -- -- See Issue 1366 for an example where injectivity of a local function
  -- -- is used to solve metas.  It fails if we do injectivity analysis
  -- -- before polarity only.
  -- However, we need to repeat injectivity checking after termination checking,
  -- since more reductions are available after termination checking, thus,
  -- more instances of injectivity can be recognized.
  Set QName -> TCM ()
checkInjectivity_        Set QName
names
  Set QName -> TCM ()
checkProjectionLikeness_ Set QName
names

-- | Check if there is a inferred eta record type in the mutual block.
--   If yes, repeat the record pattern translation for all function definitions
--   in the block.
--   This is necessary since the original record pattern translation will
--   have skipped record patterns of the new record types (as eta was off for them).
--   See issue #2308 (and #2197).
revisitRecordPatternTranslation :: [QName] -> TCM ()
revisitRecordPatternTranslation :: [QName] -> TCM ()
revisitRecordPatternTranslation [QName]
qs = do
  -- rs: inferred eta record types of this mutual block
  -- qccs: compiled clauses of definitions
  (rs, qccs) <- [Either QName (QName, CompiledClauses)]
-> ([QName], [(QName, CompiledClauses)])
forall a b. [Either a b] -> ([a], [b])
partitionEithers ([Either QName (QName, CompiledClauses)]
 -> ([QName], [(QName, CompiledClauses)]))
-> ([Maybe (Either QName (QName, CompiledClauses))]
    -> [Either QName (QName, CompiledClauses)])
-> [Maybe (Either QName (QName, CompiledClauses))]
-> ([QName], [(QName, CompiledClauses)])
forall b c a. (b -> c) -> (a -> b) -> a -> c
. [Maybe (Either QName (QName, CompiledClauses))]
-> [Either QName (QName, CompiledClauses)]
forall a. [Maybe a] -> [a]
catMaybes ([Maybe (Either QName (QName, CompiledClauses))]
 -> ([QName], [(QName, CompiledClauses)]))
-> TCMT IO [Maybe (Either QName (QName, CompiledClauses))]
-> TCMT IO ([QName], [(QName, CompiledClauses)])
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> (QName -> TCMT IO (Maybe (Either QName (QName, CompiledClauses))))
-> [QName]
-> TCMT IO [Maybe (Either QName (QName, CompiledClauses))]
forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
forall (m :: * -> *) a b. Monad m => (a -> m b) -> [a] -> m [b]
mapM QName -> TCMT IO (Maybe (Either QName (QName, CompiledClauses)))
forall {m :: * -> *}.
HasConstInfo m =>
QName -> m (Maybe (Either QName (QName, CompiledClauses)))
classify [QName]
qs
  unless (null rs) $ forM_ qccs $ \(QName
q,CompiledClauses
cc) -> do
    (cc, recordExpressionBecameCopatternLHS) <- ChangeT (TCMT IO) CompiledClauses
-> TCMT IO (CompiledClauses, Bool)
forall (m :: * -> *) a. Functor m => ChangeT m a -> m (a, Bool)
runChangeT (ChangeT (TCMT IO) CompiledClauses
 -> TCMT IO (CompiledClauses, Bool))
-> ChangeT (TCMT IO) CompiledClauses
-> TCMT IO (CompiledClauses, Bool)
forall a b. (a -> b) -> a -> b
$ CompiledClauses -> ChangeT (TCMT IO) CompiledClauses
forall (m :: * -> *).
(HasConstInfo m, MonadChange m) =>
CompiledClauses -> m CompiledClauses
translateCompiledClauses CompiledClauses
cc
    modifySignature $ updateDefinition q
      $ updateTheDef (updateCompiledClauses $ const $ Just cc)
      . updateDefCopatternLHS (|| recordExpressionBecameCopatternLHS)
  where
  -- Walk through the definitions and return the set of inferred eta record types
  -- and the set of function definitions in the mutual block
  classify :: QName -> m (Maybe (Either QName (QName, CompiledClauses)))
classify QName
q = QName
-> (Definition
    -> m (Maybe (Either QName (QName, CompiledClauses))))
-> m (Maybe (Either QName (QName, CompiledClauses)))
forall (m :: * -> *) a.
(MonadTCEnv m, HasConstInfo m) =>
QName -> (Definition -> m a) -> m a
inConcreteOrAbstractMode QName
q ((Definition -> m (Maybe (Either QName (QName, CompiledClauses))))
 -> m (Maybe (Either QName (QName, CompiledClauses))))
-> (Definition
    -> m (Maybe (Either QName (QName, CompiledClauses))))
-> m (Maybe (Either QName (QName, CompiledClauses)))
forall a b. (a -> b) -> a -> b
$ \ Definition
def -> do
    case Definition -> Defn
theDef Definition
def of
      Record{ recEtaEquality' :: Defn -> EtaEquality
recEtaEquality' = Inferred HasEta' PatternOrCopattern
YesEta } -> Maybe (Either QName (QName, CompiledClauses))
-> m (Maybe (Either QName (QName, CompiledClauses)))
forall a. a -> m a
forall (m :: * -> *) a. Monad m => a -> m a
return (Maybe (Either QName (QName, CompiledClauses))
 -> m (Maybe (Either QName (QName, CompiledClauses))))
-> Maybe (Either QName (QName, CompiledClauses))
-> m (Maybe (Either QName (QName, CompiledClauses)))
forall a b. (a -> b) -> a -> b
$ Either QName (QName, CompiledClauses)
-> Maybe (Either QName (QName, CompiledClauses))
forall a. a -> Maybe a
Just (Either QName (QName, CompiledClauses)
 -> Maybe (Either QName (QName, CompiledClauses)))
-> Either QName (QName, CompiledClauses)
-> Maybe (Either QName (QName, CompiledClauses))
forall a b. (a -> b) -> a -> b
$ QName -> Either QName (QName, CompiledClauses)
forall a b. a -> Either a b
Left QName
q
      Function
        { funProjection :: Defn -> Either ProjectionLikenessMissing Projection
funProjection = Left ProjectionLikenessMissing
MaybeProjection
            -- Andreas, 2017-08-10, issue #2664:
            -- Do not record pattern translate record projection definitions!
        , funCompiled :: Defn -> Maybe CompiledClauses
funCompiled   = Just CompiledClauses
cc
        } -> Maybe (Either QName (QName, CompiledClauses))
-> m (Maybe (Either QName (QName, CompiledClauses)))
forall a. a -> m a
forall (m :: * -> *) a. Monad m => a -> m a
return (Maybe (Either QName (QName, CompiledClauses))
 -> m (Maybe (Either QName (QName, CompiledClauses))))
-> Maybe (Either QName (QName, CompiledClauses))
-> m (Maybe (Either QName (QName, CompiledClauses)))
forall a b. (a -> b) -> a -> b
$ Either QName (QName, CompiledClauses)
-> Maybe (Either QName (QName, CompiledClauses))
forall a. a -> Maybe a
Just (Either QName (QName, CompiledClauses)
 -> Maybe (Either QName (QName, CompiledClauses)))
-> Either QName (QName, CompiledClauses)
-> Maybe (Either QName (QName, CompiledClauses))
forall a b. (a -> b) -> a -> b
$ (QName, CompiledClauses) -> Either QName (QName, CompiledClauses)
forall a b. b -> Either a b
Right (QName
q, CompiledClauses
cc)
      Defn
_ -> Maybe (Either QName (QName, CompiledClauses))
-> m (Maybe (Either QName (QName, CompiledClauses)))
forall a. a -> m a
forall (m :: * -> *) a. Monad m => a -> m a
return Maybe (Either QName (QName, CompiledClauses))
forall a. Maybe a
Nothing

type FinalChecks = Maybe (TCM ())

checkUnquoteDecl :: Info.MutualInfo -> [A.DefInfo] -> [QName] -> A.Expr -> TCM FinalChecks
checkUnquoteDecl :: MutualInfo
-> [DefInfo] -> [QName] -> Expr -> TCMT IO (Maybe (TCM ()))
checkUnquoteDecl MutualInfo
mi [DefInfo]
is [QName]
xs Expr
e = do
  [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.unquote.decl" Int
20 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ TCMT IO Doc
"Checking unquoteDecl" TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> [TCMT IO Doc] -> TCMT IO Doc
forall (m :: * -> *) (t :: * -> *).
(Applicative m, Foldable t) =>
t (m Doc) -> m Doc
sep ((QName -> TCMT IO Doc) -> [QName] -> [TCMT IO Doc]
forall a b. (a -> b) -> [a] -> [b]
map QName -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => QName -> m Doc
prettyTCM [QName]
xs)
  Maybe (TCM ())
forall a. Maybe a
Nothing Maybe (TCM ()) -> TCMT IO [QName] -> TCMT IO (Maybe (TCM ()))
forall a b. a -> TCMT IO b -> TCMT IO a
forall (f :: * -> *) a b. Functor f => a -> f b -> f a
<$ [QName] -> Expr -> TCMT IO [QName]
unquoteTop [QName]
xs Expr
e

checkUnquoteDef :: [A.DefInfo] -> [QName] -> A.Expr -> TCM ()
checkUnquoteDef :: [DefInfo] -> [QName] -> Expr -> TCM ()
checkUnquoteDef [DefInfo]
_ [QName]
xs Expr
e = do
  [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.unquote.decl" Int
20 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ TCMT IO Doc
"Checking unquoteDef" TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> [TCMT IO Doc] -> TCMT IO Doc
forall (m :: * -> *) (t :: * -> *).
(Applicative m, Foldable t) =>
t (m Doc) -> m Doc
sep ((QName -> TCMT IO Doc) -> [QName] -> [TCMT IO Doc]
forall a b. (a -> b) -> [a] -> [b]
map QName -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => QName -> m Doc
prettyTCM [QName]
xs)
  () () -> TCMT IO [QName] -> TCM ()
forall a b. a -> TCMT IO b -> TCMT IO a
forall (f :: * -> *) a b. Functor f => a -> f b -> f a
<$ [QName] -> Expr -> TCMT IO [QName]
unquoteTop [QName]
xs Expr
e

-- | Run a reflected TCM computatation expected to define a given list of
--   names.
unquoteTop :: [QName] -> A.Expr -> TCM [QName]
unquoteTop :: [QName] -> Expr -> TCMT IO [QName]
unquoteTop [QName]
xs Expr
e = do
  tcm   <- TCMT IO Term
forall (m :: * -> *).
(HasBuiltins m, MonadError TCErr m, MonadTCEnv m, ReadTCState m) =>
m Term
primAgdaTCM
  unit  <- primUnit
  lzero <- primLevelZero
  let vArg = a -> Arg a
forall a. a -> Arg a
defaultArg
      hArg = Hiding -> Arg a -> Arg a
forall a. LensHiding a => Hiding -> a -> a
setHiding Hiding
Hidden (Arg a -> Arg a) -> (a -> Arg a) -> a -> Arg a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. a -> Arg a
forall a. a -> Arg a
vArg
  m    <- applyQuantityToJudgement zeroQuantity $
            checkExpr e $ El (mkType 0) $ apply tcm [hArg lzero, vArg unit]
  res  <- runUnquoteM $ tell xs >> evalTCM m
  case res of
    Left UnquoteError
err      -> TypeError -> TCMT IO [QName]
forall (m :: * -> *) a.
(HasCallStack, MonadTCError m) =>
TypeError -> m a
typeError (TypeError -> TCMT IO [QName]) -> TypeError -> TCMT IO [QName]
forall a b. (a -> b) -> a -> b
$ UnquoteError -> TypeError
UnquoteFailed UnquoteError
err
    Right (Term
_, [QName]
xs) -> [QName] -> TCMT IO [QName]
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return [QName]
xs

-- | Instantiate all metas in 'Definition' associated to 'QName'.
--   Makes sense after freezing metas. Some checks, like free variable
--   analysis, are not in 'TCM', so they will be more precise (see issue 1099)
--   after meta instantiation.
--   Precondition: name has been added to signature already.
instantiateDefinitionType :: QName -> TCM ()
instantiateDefinitionType :: QName -> TCM ()
instantiateDefinitionType QName
q = do
  [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl.inst" Int
20 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"instantiating type of " [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ QName -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow QName
q
  t  <- Definition -> Type
defType (Definition -> Type)
-> (Signature -> Definition) -> Signature -> Type
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Definition -> Maybe Definition -> Definition
forall a. a -> Maybe a -> a
fromMaybe Definition
forall a. HasCallStack => a
__IMPOSSIBLE__ (Maybe Definition -> Definition)
-> (Signature -> Maybe Definition) -> Signature -> Definition
forall b c a. (b -> c) -> (a -> b) -> a -> c
. QName -> Signature -> Maybe Definition
lookupDefinition QName
q (Signature -> Type) -> TCMT IO Signature -> TCMT IO Type
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> TCMT IO Signature
forall (m :: * -> *). ReadTCState m => m Signature
getSignature
  t' <- instantiateFull t
  modifySignature $ updateDefinition q $ updateDefType $ const t'
  reportSDoc "tc.decl.inst" 30 $ vcat
    [ "  t  = " <+> prettyTCM t
    , "  t' = " <+> prettyTCM t'
    ]

-- Andreas, 2014-04-11
-- UNUSED, costs a couple of sec on the std-lib
-- -- | Instantiate all metas in 'Definition' associated to 'QName'.
-- --   Makes sense after freezing metas.
-- --   Some checks, like free variable analysis, are not in 'TCM',
-- --   so they will be more precise (see issue 1099) after meta instantiation.
-- --
-- --   Precondition: name has been added to signature already.
-- instantiateDefinition :: QName -> TCM ()
-- instantiateDefinition q = do
--   reportSLn "tc.decl.inst" 20 $ "instantiating " ++ prettyShow q
--   sig <- getSignature
--   let def = fromMaybe __IMPOSSIBLE__ $ lookupDefinition q sig
--   def <- instantiateFull def
--   modifySignature $ updateDefinition q $ const def

data HighlightModuleContents = DontHightlightModuleContents | DoHighlightModuleContents
  deriving (HighlightModuleContents -> HighlightModuleContents -> Bool
(HighlightModuleContents -> HighlightModuleContents -> Bool)
-> (HighlightModuleContents -> HighlightModuleContents -> Bool)
-> Eq HighlightModuleContents
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: HighlightModuleContents -> HighlightModuleContents -> Bool
== :: HighlightModuleContents -> HighlightModuleContents -> Bool
$c/= :: HighlightModuleContents -> HighlightModuleContents -> Bool
/= :: HighlightModuleContents -> HighlightModuleContents -> Bool
Eq)

-- | Highlight a declaration. Called after checking a mutual block (to ensure
--   we have the right definitions for all names). For modules inside mutual
--   blocks we haven't highlighted their contents, but for modules not in a
--   mutual block we have. Hence the flag.
highlight_ :: HighlightModuleContents -> A.Declaration -> TCM ()
highlight_ :: HighlightModuleContents -> Declaration -> TCM ()
highlight_ HighlightModuleContents
hlmod Declaration
d = do
  [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl" Int
45 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$
    [Char] -> TCMT IO Doc
forall (m :: * -> *). Applicative m => [Char] -> m Doc
text [Char]
"Highlighting a declaration with the following spine:"
      TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
$$
    [Char] -> TCMT IO Doc
forall (m :: * -> *). Applicative m => [Char] -> m Doc
text (DeclarationSpine -> [Char]
forall a. Show a => a -> [Char]
show (DeclarationSpine -> [Char]) -> DeclarationSpine -> [Char]
forall a b. (a -> b) -> a -> b
$ Declaration -> DeclarationSpine
A.declarationSpine Declaration
d)
  let highlight :: Declaration -> TCM ()
highlight Declaration
d = Declaration -> Level -> Bool -> TCM ()
generateAndPrintSyntaxInfo Declaration
d Level
Full Bool
True
  Account (BenchPhase (TCMT IO)) -> TCM () -> TCM ()
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [BenchPhase (TCMT IO)
Phase
Bench.Highlighting] (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ case Declaration
d of
    A.Axiom{}                -> Declaration -> TCM ()
highlight Declaration
d
    A.Field{}                -> TCM ()
forall a. HasCallStack => a
__IMPOSSIBLE__
    A.Primitive{}            -> Declaration -> TCM ()
highlight Declaration
d
    A.Mutual MutualInfo
i [Declaration]
ds            -> (Declaration -> TCM ()) -> [Declaration] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (HighlightModuleContents -> Declaration -> TCM ()
highlight_ HighlightModuleContents
DoHighlightModuleContents) ([Declaration] -> TCM ()) -> [Declaration] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Declaration] -> [Declaration]
deepUnscopeDecls [Declaration]
ds
    A.Apply{}                -> Declaration -> TCM ()
highlight Declaration
d
    A.Import{}               -> Declaration -> TCM ()
highlight Declaration
d
    A.Pragma{}               -> Declaration -> TCM ()
highlight Declaration
d
    A.ScopedDecl{}           -> () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
    A.FunDef{}               -> Declaration -> TCM ()
highlight Declaration
d
    A.DataDef{}              -> Declaration -> TCM ()
highlight Declaration
d
    A.DataSig{}              -> Declaration -> TCM ()
highlight Declaration
d
    A.Open{}                 -> Declaration -> TCM ()
highlight Declaration
d
    A.PatternSynDef{}        -> Declaration -> TCM ()
highlight Declaration
d
    A.UnfoldingDecl{}        -> Declaration -> TCM ()
highlight Declaration
d
    A.Generalize{}           -> Declaration -> TCM ()
highlight Declaration
d
    A.UnquoteDecl{}          -> Declaration -> TCM ()
highlight Declaration
d
    A.UnquoteDef{}           -> Declaration -> TCM ()
highlight Declaration
d
    A.UnquoteData{}          -> Declaration -> TCM ()
highlight Declaration
d
    A.Section Range
i Erased
er ModuleName
x GeneralizeTelescope
tel [Declaration]
ds  -> do
      Declaration -> TCM ()
highlight (Range
-> Erased
-> ModuleName
-> GeneralizeTelescope
-> [Declaration]
-> Declaration
A.Section Range
i Erased
er ModuleName
x GeneralizeTelescope
tel [])
      Bool -> TCM () -> TCM ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when (HighlightModuleContents
hlmod HighlightModuleContents -> HighlightModuleContents -> Bool
forall a. Eq a => a -> a -> Bool
== HighlightModuleContents
DoHighlightModuleContents) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ (Declaration -> TCM ()) -> [Declaration] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (HighlightModuleContents -> Declaration -> TCM ()
highlight_ HighlightModuleContents
hlmod) ([Declaration] -> [Declaration]
deepUnscopeDecls [Declaration]
ds)
    A.RecSig{}               -> Declaration -> TCM ()
highlight Declaration
d
    A.RecDef DefInfo
i QName
x UniverseCheck
uc RecordDirectives
dir DataDefParams
ps Expr
tel [Declaration]
cs ->
      Declaration -> TCM ()
highlight (DefInfo
-> QName
-> UniverseCheck
-> RecordDirectives
-> DataDefParams
-> Expr
-> [Declaration]
-> Declaration
A.RecDef DefInfo
i QName
x UniverseCheck
uc RecordDirectives
dir DataDefParams
ps Expr
dummy [Declaration]
cs)
      -- The telescope has already been highlighted.
      where
      -- Andreas, 2016-01-22, issue 1790
      -- The expression denoting the record constructor type
      -- is replace by a dummy expression in order to /not/
      -- generate highlighting from it.
      -- Simply because all the highlighting info is wrong
      -- in the record constructor type:
      -- i) fields become bound variables,
      -- ii) declarations become let-bound variables.
      -- We do not need that crap.
      dummy :: Expr
dummy = ExprInfo -> Literal -> Expr
A.Lit ExprInfo
forall a. Null a => a
empty (Literal -> Expr) -> Literal -> Expr
forall a b. (a -> b) -> a -> b
$ Text -> Literal
LitString (Text -> Literal) -> Text -> Literal
forall a b. (a -> b) -> a -> b
$
        Text
"do not highlight construct(ed/or) type"

-- | Termination check a declaration.
checkTermination_ :: A.Declaration -> TCM ()
checkTermination_ :: Declaration -> TCM ()
checkTermination_ Declaration
d = Account (BenchPhase (TCMT IO)) -> TCM () -> TCM ()
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [BenchPhase (TCMT IO)
Phase
Bench.Termination] (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
  [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
20 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"checkDecl: checking termination..."
  -- If there are some termination errors, we throw a warning.
  -- The termination checker already marked non-terminating functions as such.
  TCMT IO Result -> (Result -> TCM ()) -> TCM ()
forall (m :: * -> *) a.
(Monad m, Null a) =>
m a -> (a -> m ()) -> m ()
unlessNullM (Declaration -> TCMT IO Result
termDecl Declaration
d) ((Result -> TCM ()) -> TCM ()) -> (Result -> TCM ()) -> TCM ()
forall a b. (a -> b) -> a -> b
$ \ Result
termErrs -> do
    Warning -> TCM ()
forall (m :: * -> *).
(HasCallStack, MonadWarning m) =>
Warning -> m ()
warning (Warning -> TCM ()) -> Warning -> TCM ()
forall a b. (a -> b) -> a -> b
$ Result -> Warning
TerminationIssue Result
termErrs

-- | Check a set of mutual names for positivity.
checkPositivity_ :: Info.MutualInfo -> Set QName -> TCM ()
checkPositivity_ :: MutualInfo -> Set QName -> TCM ()
checkPositivity_ MutualInfo
mi Set QName
names = Account (BenchPhase (TCMT IO)) -> TCM () -> TCM ()
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [BenchPhase (TCMT IO)
Phase
Bench.Positivity] (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
  -- Positivity checking.
  [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
20 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"checkDecl: checking positivity..."
  MutualInfo -> Set QName -> TCM ()
checkStrictlyPositive MutualInfo
mi Set QName
names

  -- Andreas, 2012-02-13: Polarity computation uses information from the
  -- positivity check, so it needs happen after the positivity check.
  [QName] -> TCM ()
forall (m :: * -> *).
(HasOptions m, HasConstInfo m, HasBuiltins m, MonadTCEnv m,
 MonadTCState m, MonadReduce m, MonadAddContext m, MonadTCError m,
 MonadDebug m, MonadPretty m) =>
[QName] -> m ()
computePolarity ([QName] -> TCM ()) -> [QName] -> TCM ()
forall a b. (a -> b) -> a -> b
$ Set QName -> [QName]
forall a. Set a -> [a]
Set.toList Set QName
names

-- | Check that all coinductive records are actually recursive.
--   (Otherwise, one can implement invalid recursion schemes just like
--   for the old coinduction.)
checkCoinductiveRecords :: [A.Declaration] -> TCM ()
checkCoinductiveRecords :: [Declaration] -> TCM ()
checkCoinductiveRecords [Declaration]
ds = [Declaration] -> (Declaration -> TCM ()) -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
t a -> (a -> m b) -> m ()
forM_ [Declaration]
ds ((Declaration -> TCM ()) -> TCM ())
-> (Declaration -> TCM ()) -> TCM ()
forall a b. (a -> b) -> a -> b
$ \case
  A.RecDef DefInfo
_ QName
q UniverseCheck
_ RecordDirectives
dir DataDefParams
_ Expr
_ [Declaration]
_
    | Just (Ranged Range
r Induction
CoInductive) <- RecordDirectives -> Maybe (Ranged Induction)
forall a. RecordDirectives' a -> Maybe (Ranged Induction)
recInductive RecordDirectives
dir -> Range -> TCM () -> TCM ()
forall (m :: * -> *) x a.
(MonadTrace m, HasRange x) =>
x -> m a -> m a
setCurrentRange Range
r (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
    TCMT IO Bool -> TCM () -> TCM ()
forall (m :: * -> *). Monad m => m Bool -> m () -> m ()
unlessM (QName -> TCMT IO Bool
isRecursiveRecord QName
q) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ TypeError -> TCM ()
forall (m :: * -> *) a.
(HasCallStack, MonadTCError m) =>
TypeError -> m a
typeError (TypeError -> TCM ()) -> TypeError -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char] -> TypeError
GenericError ([Char] -> TypeError) -> [Char] -> TypeError
forall a b. (a -> b) -> a -> b
$
      [Char]
"Only recursive records can be coinductive"
  Declaration
_ -> () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()

-- | Check a set of mutual names for constructor-headedness.
checkInjectivity_ :: Set QName -> TCM ()
checkInjectivity_ :: Set QName -> TCM ()
checkInjectivity_ Set QName
names = Account (BenchPhase (TCMT IO)) -> TCM () -> TCM ()
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [BenchPhase (TCMT IO)
Phase
Bench.Injectivity] (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
  [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
20 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"checkDecl: checking injectivity..."
  -- Andreas, 2015-07-01, see Issue1366b:
  -- Injectivity check needs also to be run for abstract definitions.
  -- Fold.forM_ names $ \ q -> ignoreAbstractMode $ do -- NOT NECESSARY after all
  Set QName -> (QName -> TCM ()) -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
t a -> (a -> m b) -> m ()
Fold.forM_ Set QName
names ((QName -> TCM ()) -> TCM ()) -> (QName -> TCM ()) -> TCM ()
forall a b. (a -> b) -> a -> b
$ \ QName
q -> QName -> (Definition -> TCM ()) -> TCM ()
forall (m :: * -> *) a.
(MonadTCEnv m, HasConstInfo m) =>
QName -> (Definition -> m a) -> m a
inConcreteOrAbstractMode QName
q ((Definition -> TCM ()) -> TCM ())
-> (Definition -> TCM ()) -> TCM ()
forall a b. (a -> b) -> a -> b
$ \ Definition
def -> do
    -- For abstract q, we should be inAbstractMode,
    -- otherwise getConstInfo returns Axiom.
    --
    -- Andreas, 2015-07-01:
    -- Quite surprisingly, inAbstractMode does not allow us to look
    -- at a local definition (@where@ block) of an abstract definition.
    -- This is because the local definition is defined in a strict submodule.
    -- We can only see through abstract definitions in the current module
    -- or super modules inAbstractMode.
    -- I changed that in Monad.Signature.treatAbstractly', so we can see
    -- our own local definitions.
    case Definition -> Defn
theDef Definition
def of
      d :: Defn
d@Function{ funClauses :: Defn -> [Clause]
funClauses = [Clause]
cs, funTerminates :: Defn -> Maybe Bool
funTerminates = Maybe Bool
term, funProjection :: Defn -> Either ProjectionLikenessMissing Projection
funProjection = Either ProjectionLikenessMissing Projection
mproj }
        | Maybe Bool
term Maybe Bool -> Maybe Bool -> Bool
forall a. Eq a => a -> a -> Bool
/= Bool -> Maybe Bool
forall a. a -> Maybe a
Just Bool
True -> do
            -- Not terminating, thus, running the injectivity check could get us into a loop.
            [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.inj.check" Int
35 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$
              QName -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow QName
q [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [Char]
" is not verified as terminating, thus, not considered for injectivity"
        | Defn -> Bool
isProperProjection Defn
d -> do
            [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.inj.check" Int
40 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$
              QName -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow QName
q [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [Char]
" is a projection, thus, not considered for injectivity"
        | Bool
otherwise -> do

            inv <- QName -> [Clause] -> TCM FunctionInverse
checkInjectivity QName
q [Clause]
cs
            modifySignature $ updateDefinition q $ updateTheDef $ const $
              d { funInv = inv }

      Defn
_ -> do
        abstr <- (TCEnv -> AbstractMode) -> TCMT IO AbstractMode
forall (m :: * -> *) a. MonadTCEnv m => (TCEnv -> a) -> m a
asksTC TCEnv -> AbstractMode
envAbstractMode
        reportSLn "tc.inj.check" 40 $
          "we are in " ++ show abstr ++ " and " ++
             prettyShow q ++ " is abstract or not a function, thus, not considered for injectivity"

-- | Check a set of mutual names for projection likeness.
--
--   Only a single, non-abstract function can be projection-like.
--   Making an abstract function projection-like would break the
--   invariant that the type of the principle argument of a projection-like
--   function is always inferable.

checkProjectionLikeness_ :: Set QName -> TCM ()
checkProjectionLikeness_ :: Set QName -> TCM ()
checkProjectionLikeness_ Set QName
names = Account (BenchPhase (TCMT IO)) -> TCM () -> TCM ()
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [BenchPhase (TCMT IO)
Phase
Bench.ProjectionLikeness] (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
      -- Non-mutual definitions can be considered for
      -- projection likeness
      let ds :: [QName]
ds = Set QName -> [QName]
forall a. Set a -> [a]
Set.toList Set QName
names
      [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.proj.like" Int
20 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"checkDecl: checking projection-likeness of " [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [QName] -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow [QName]
ds
      case [QName]
ds of
        [QName
d] -> do
          def <- QName -> TCMT IO Definition
forall (m :: * -> *). HasConstInfo m => QName -> m Definition
getConstInfo QName
d
          -- For abstract identifiers, getConstInfo returns Axiom.
          -- Thus, abstract definitions are not considered for projection-likeness.
          case theDef def of
            Function{} -> QName -> TCM ()
makeProjection (Definition -> QName
defName Definition
def)
            Defn
_          -> [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.proj.like" Int
25 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$
              QName -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow QName
d [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [Char]
" is abstract or not a function, thus, not considered for projection-likeness"
        [QName]
_ -> [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.proj.like" Int
25 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$
               [Char]
"mutual definitions are not considered for projection-likeness"

-- | Freeze metas created by given computation if in abstract mode.
whenAbstractFreezeMetasAfter :: A.DefInfo -> TCM a -> TCM a
whenAbstractFreezeMetasAfter :: forall a. DefInfo -> TCM a -> TCM a
whenAbstractFreezeMetasAfter Info.DefInfo{Access
defAccess :: Access
defAccess :: forall t. DefInfo' t -> Access
defAccess, IsAbstract
defAbstract :: IsAbstract
defAbstract :: forall t. DefInfo' t -> IsAbstract
defAbstract, IsOpaque
defOpaque :: IsOpaque
defOpaque :: forall t. DefInfo' t -> IsOpaque
defOpaque} TCM a
m = do
  if (IsAbstract
defAbstract IsAbstract -> IsAbstract -> Bool
forall a. Eq a => a -> a -> Bool
== IsAbstract
ConcreteDef Bool -> Bool -> Bool
&& IsOpaque
defOpaque IsOpaque -> IsOpaque -> Bool
forall a. Eq a => a -> a -> Bool
== IsOpaque
TransparentDef) then TCM a
m else do
    (a, ms) <- TCM a -> TCMT IO (a, LocalMetaStores)
forall (m :: * -> *) a.
ReadTCState m =>
m a -> m (a, LocalMetaStores)
metasCreatedBy TCM a
m
    reportSLn "tc.decl" 20 $ "Attempting to solve constraints before freezing."
    wakeupConstraints_   -- solve emptiness and instance constraints
    xs <- freezeMetas (openMetas ms)
    reportSDoc "tc.decl.ax" 20 $ vcat
      [ "Abstract type signature produced new open metas: " <+>
        sep (map prettyTCM $ MapS.keys (openMetas ms))
      , "We froze the following ones of these:            " <+>
        sep (map prettyTCM $ Set.toList xs)
      ]
    return a

checkGeneralize :: Set QName -> A.DefInfo -> ArgInfo -> QName -> A.Expr -> TCM ()
checkGeneralize :: Set QName -> DefInfo -> ArgInfo -> QName -> Expr -> TCM ()
checkGeneralize Set QName
s DefInfo
i ArgInfo
info QName
x Expr
e = do

    [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl.gen" Int
20 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ [TCMT IO Doc] -> TCMT IO Doc
forall (m :: * -> *) (t :: * -> *).
(Applicative m, Foldable t) =>
t (m Doc) -> m Doc
sep
      [ TCMT IO Doc
"checking type signature of generalizable variable" TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> QName -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => QName -> m Doc
prettyTCM QName
x TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> TCMT IO Doc
":"
      , Int -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Functor m => Int -> m Doc -> m Doc
nest Int
2 (TCMT IO Doc -> TCMT IO Doc) -> TCMT IO Doc -> TCMT IO Doc
forall a b. (a -> b) -> a -> b
$ Expr -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => Expr -> m Doc
prettyTCM Expr
e
      ]

    -- Check the signature and collect the created metas.
    (telNames, tGen) <-
      Set QName -> TCMT IO Type -> TCM ([Maybe QName], Type)
generalizeType Set QName
s (TCMT IO Type -> TCM ([Maybe QName], Type))
-> TCMT IO Type -> TCM ([Maybe QName], Type)
forall a b. (a -> b) -> a -> b
$ Lens' TCEnv DoGeneralize
-> (DoGeneralize -> DoGeneralize) -> TCMT IO Type -> TCMT IO Type
forall (m :: * -> *) a b.
MonadTCEnv m =>
Lens' TCEnv a -> (a -> a) -> m b -> m b
locallyTC (DoGeneralize -> f DoGeneralize) -> TCEnv -> f TCEnv
Lens' TCEnv DoGeneralize
eGeneralizeMetas (DoGeneralize -> DoGeneralize -> DoGeneralize
forall a b. a -> b -> a
const DoGeneralize
YesGeneralizeMeta) (TCMT IO Type -> TCMT IO Type) -> TCMT IO Type -> TCMT IO Type
forall a b. (a -> b) -> a -> b
$
        TCMT IO Type -> TCMT IO Type
forall (m :: * -> *) a.
(MonadTCEnv m, HasOptions m, MonadDebug m) =>
m a -> m a
workOnTypes (TCMT IO Type -> TCMT IO Type) -> TCMT IO Type -> TCMT IO Type
forall a b. (a -> b) -> a -> b
$ Expr -> TCMT IO Type
isType_ Expr
e
    let n = [Maybe QName] -> Int
forall a. [a] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length [Maybe QName]
telNames

    reportSDoc "tc.decl.gen" 10 $ sep
      [ "checked type signature of generalizable variable" <+> prettyTCM x <+> ":"
      , nest 2 $ prettyTCM tGen
      ]

    lang <- getLanguage
    addConstant x $ (defaultDefn info x tGen lang GeneralizableVar)
                    { defArgGeneralizable = SomeGeneralizableArgs n }


-- | Type check an axiom.
checkAxiom :: KindOfName -> A.DefInfo -> ArgInfo ->
              Maybe [Occurrence] -> QName -> A.Expr -> TCM ()
checkAxiom :: KindOfName
-> DefInfo
-> ArgInfo
-> Maybe [Occurrence]
-> QName
-> Expr
-> TCM ()
checkAxiom = Maybe GeneralizeTelescope
-> KindOfName
-> DefInfo
-> ArgInfo
-> Maybe [Occurrence]
-> QName
-> Expr
-> TCM ()
checkAxiom' Maybe GeneralizeTelescope
forall a. Maybe a
Nothing

-- | Data and record type signatures need to remember the generalized
--   parameters for when checking the corresponding definition, so for these we
--   pass in the parameter telescope separately.
checkAxiom' :: Maybe A.GeneralizeTelescope -> KindOfName -> A.DefInfo -> ArgInfo ->
               Maybe [Occurrence] -> QName -> A.Expr -> TCM ()
checkAxiom' :: Maybe GeneralizeTelescope
-> KindOfName
-> DefInfo
-> ArgInfo
-> Maybe [Occurrence]
-> QName
-> Expr
-> TCM ()
checkAxiom' Maybe GeneralizeTelescope
gentel KindOfName
kind DefInfo
i ArgInfo
info0 Maybe [Occurrence]
mp QName
x Expr
e = DefInfo -> TCM () -> TCM ()
forall a. DefInfo -> TCM a -> TCM a
whenAbstractFreezeMetasAfter DefInfo
i (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ TCM () -> TCM ()
forall (m :: * -> *) a.
(PureTCM m, MonadMetaSolver m) =>
m a -> m a
defaultOpenLevelsToZero (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
  -- Andreas, 2016-07-19 issues #418 #2102:
  -- We freeze metas in type signatures of abstract definitions, to prevent
  -- leakage of implementation details.

  -- If the axiom is erased, then hard compile-time mode is entered.
  ArgInfo -> TCM () -> TCM ()
forall q a. LensQuantity q => q -> TCM a -> TCM a
setHardCompileTimeModeIfErased' ArgInfo
info0 (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do

  -- Andreas, 2012-04-18  if we are in irrelevant context, axioms are irrelevant
  -- even if not declared as such (Issue 610).
  rel <- Relevance -> Relevance -> Relevance
forall a. Ord a => a -> a -> a
max (ArgInfo -> Relevance
forall a. LensRelevance a => a -> Relevance
getRelevance ArgInfo
info0) (Relevance -> Relevance) -> TCMT IO Relevance -> TCMT IO Relevance
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Lens' TCEnv Relevance -> TCMT IO Relevance
forall (m :: * -> *) a. MonadTCEnv m => Lens' TCEnv a -> m a
viewTC (Relevance -> f Relevance) -> TCEnv -> f TCEnv
Lens' TCEnv Relevance
eRelevance

  -- Andrea, 2019-07-16 Cohesion is purely based on left-division, it
  -- does not take envModality into account.
  let c = ArgInfo -> Cohesion
forall a. LensCohesion a => a -> Cohesion
getCohesion ArgInfo
info0
  let mod  = Relevance -> Quantity -> Cohesion -> Modality
Modality Relevance
rel (ArgInfo -> Quantity
forall a. LensQuantity a => a -> Quantity
getQuantity ArgInfo
info0) Cohesion
c
  let info = Modality -> ArgInfo -> ArgInfo
forall a. LensModality a => Modality -> a -> a
setModality Modality
mod ArgInfo
info0
  applyCohesionToContext c $ do

  reportSDoc "tc.decl.ax" 20 $ sep
    [ text $ "checking type signature"
    , nest 2 $ (prettyTCM mod <> prettyTCM x) <+> ":" <+> prettyTCM e
    , nest 2 $ caseMaybe gentel "(no gentel)" $ \ GeneralizeTelescope
_ -> TCMT IO Doc
"(has gentel)"
    ]

  (genParams, npars, t) <- workOnTypes $ case gentel of
        Maybe GeneralizeTelescope
Nothing     -> ([], Int
0,) (Type -> ([Maybe Name], Int, Type))
-> TCMT IO Type -> TCMT IO ([Maybe Name], Int, Type)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> Expr -> TCMT IO Type
isType_ Expr
e
        Just GeneralizeTelescope
gentel ->
          Maybe ModuleName
-> GeneralizeTelescope
-> ([Maybe Name]
    -> Tele (Dom Type) -> TCMT IO ([Maybe Name], Int, Type))
-> TCMT IO ([Maybe Name], Int, Type)
forall a.
Maybe ModuleName
-> GeneralizeTelescope
-> ([Maybe Name] -> Tele (Dom Type) -> TCM a)
-> TCM a
checkGeneralizeTelescope Maybe ModuleName
forall a. Maybe a
Nothing GeneralizeTelescope
gentel (([Maybe Name]
  -> Tele (Dom Type) -> TCMT IO ([Maybe Name], Int, Type))
 -> TCMT IO ([Maybe Name], Int, Type))
-> ([Maybe Name]
    -> Tele (Dom Type) -> TCMT IO ([Maybe Name], Int, Type))
-> TCMT IO ([Maybe Name], Int, Type)
forall a b. (a -> b) -> a -> b
$ \ [Maybe Name]
genParams Tele (Dom Type)
ptel -> do
            t <- TCMT IO Type -> TCMT IO Type
forall (m :: * -> *) a.
(MonadTCEnv m, HasOptions m, MonadDebug m) =>
m a -> m a
workOnTypes (TCMT IO Type -> TCMT IO Type) -> TCMT IO Type -> TCMT IO Type
forall a b. (a -> b) -> a -> b
$ Expr -> TCMT IO Type
isType_ Expr
e
            return (genParams, size ptel, abstract ptel t)

  reportSDoc "tc.decl.ax" 10 $ sep
    [ text $ "checked type signature"
    , nest 2 $ (prettyTCM mod <> prettyTCM x) <+> ":" <+> prettyTCM t
    , nest 2 $ "of sort " <+> prettyTCM (getSort t)
    ]

  unless (null genParams) $
    reportSLn "tc.decl.ax" 40 $ "  generalized params: " ++ show genParams

  -- Jesper, 2018-06-05: should be done AFTER generalizing
  --whenM (optDoubleCheck <$> pragmaOptions) $ workOnTypes $ do
  --  checkInternal (unEl t) (sort $ getSort t)

  -- Andreas, 2015-03-17 Issue 1428: Do not postulate sizes in parametrized
  -- modules!
  when (kind == AxiomName) $ do
    whenM ((== SizeUniv) <$> do reduce $ getSort t) $ do
      whenM ((> 0) <$> getContextSize) $ do
        typeError $ GenericError $ "We don't like postulated sizes in parametrized modules."

  -- Ensure that polarity pragmas do not contain too many occurrences.
  (occs, pols) <- case mp of
    Maybe [Occurrence]
Nothing   -> ([Occurrence], [Polarity]) -> TCMT IO ([Occurrence], [Polarity])
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ([], [])
    Just [Occurrence]
occs -> do
      TelV tel _ <- Type -> TCMT IO (TelV Type)
forall (m :: * -> *).
(MonadReduce m, MonadAddContext m) =>
Type -> m (TelV Type)
telView Type
t
      let n = [Dom ([Char], Type)] -> Int
forall a. [a] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length (Tele (Dom Type) -> [Dom ([Char], Type)]
forall t. Tele (Dom t) -> [Dom ([Char], t)]
telToList Tele (Dom Type)
tel)
      when (n < length occs) $
        typeError $ TooManyPolarities x n
      let pols = (Occurrence -> Polarity) -> [Occurrence] -> [Polarity]
forall a b. (a -> b) -> [a] -> [b]
map Occurrence -> Polarity
polFromOcc [Occurrence]
occs
      reportSLn "tc.polarity.pragma" 10 $
        "Setting occurrences and polarity for " ++ prettyShow x ++ ":\n  " ++
        prettyShow occs ++ "\n  " ++ prettyShow pols
      return (occs, pols)


  -- Set blocking tag to MissingClauses if we still expect clauses
  let blk = case KindOfName
kind of
        KindOfName
FunName   -> NotBlocked' Term -> () -> Blocked' Term ()
forall t a. NotBlocked' t -> a -> Blocked' t a
NotBlocked (QName -> NotBlocked' Term
forall t. QName -> NotBlocked' t
MissingClauses QName
x) ()
        KindOfName
MacroName -> NotBlocked' Term -> () -> Blocked' Term ()
forall t a. NotBlocked' t -> a -> Blocked' t a
NotBlocked (QName -> NotBlocked' Term
forall t. QName -> NotBlocked' t
MissingClauses QName
x) ()
        KindOfName
_         -> NotBlocked' Term -> () -> Blocked' Term ()
forall t a. NotBlocked' t -> a -> Blocked' t a
NotBlocked NotBlocked' Term
forall t. NotBlocked' t
ReallyNotBlocked ()

  -- Not safe. See Issue 330
  -- t <- addForcingAnnotations t

  lang <- getLanguage
  funD <- emptyFunctionData

  let defn = ArgInfo -> QName -> Type -> Language -> Defn -> Definition
defaultDefn ArgInfo
info QName
x Type
t Language
lang (Defn -> Definition) -> Defn -> Definition
forall a b. (a -> b) -> a -> b
$
        case KindOfName
kind of   -- #4833: set abstract already here so it can be inherited by with functions
          KindOfName
FunName   -> Defn
fun
          KindOfName
MacroName -> Lens' Defn Bool -> LensSet Defn Bool
forall o i. Lens' o i -> LensSet o i
set (Bool -> f Bool) -> Defn -> f Defn
Lens' Defn Bool
funMacro Bool
True Defn
fun
          KindOfName
DataName  -> Int -> Defn
DataOrRecSig Int
npars
          KindOfName
RecName   -> Int -> Defn
DataOrRecSig Int
npars
          KindOfName
AxiomName -> Defn
defaultAxiom     -- Old comment: NB: used also for data and record type sigs
          KindOfName
_         -> Defn
forall a. HasCallStack => a
__IMPOSSIBLE__
        where
          fun :: Defn
fun = FunctionData -> Defn
FunctionDefn (FunctionData -> Defn) -> FunctionData -> Defn
forall a b. (a -> b) -> a -> b
$ Lens' FunctionData IsAbstract -> LensSet FunctionData IsAbstract
forall o i. Lens' o i -> LensSet o i
set (IsAbstract -> f IsAbstract) -> FunctionData -> f FunctionData
Lens' FunctionData IsAbstract
funAbstr_ (DefInfo -> IsAbstract
forall t. DefInfo' t -> IsAbstract
Info.defAbstract DefInfo
i) FunctionData
funD{ _funOpaque = Info.defOpaque i }

  addConstant x =<< do
    useTerPragma $ defn
        { defArgOccurrences    = occs
        , defPolarity          = pols
        , defGeneralizedParams = genParams
        , defBlocked           = blk
        }

  -- Add the definition to the instance table, if needed
  case Info.defInstance i of
    InstanceDef KwRange
_r -> QName -> TCM () -> TCM ()
forall (m :: * -> *) x a.
(MonadTrace m, HasRange x) =>
x -> m a -> m a
setCurrentRange QName
x (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ QName -> Type -> TCM ()
addTypedInstance QName
x Type
t
      -- Put highlighting on name only; including the instance keyword,
      -- like @(getRange (r,x))@, does not produce good results.
    IsInstance
NotInstanceDef -> () -> TCM ()
forall a. a -> TCMT IO a
forall (f :: * -> *) a. Applicative f => a -> f a
pure ()

  traceCall (IsType_ e) $ do -- need Range for error message
    -- Andreas, 2016-06-21, issue #2054
    -- Do not default size metas to ∞ in local type signatures
    checkingWhere <- asksTC envCheckingWhere
    solveSizeConstraints $ if checkingWhere then DontDefaultToInfty else DefaultToInfty

-- | Type check a primitive function declaration.
checkPrimitive :: A.DefInfo -> QName -> Arg A.Expr -> TCM ()
checkPrimitive :: DefInfo -> QName -> Arg Expr -> TCM ()
checkPrimitive DefInfo
i QName
x (Arg ArgInfo
info Expr
e) =
    Call -> TCM () -> TCM ()
forall a. Call -> TCMT IO a -> TCMT IO a
forall (m :: * -> *) a. MonadTrace m => Call -> m a -> m a
traceCall (Range -> QName -> Expr -> Call
CheckPrimitive (DefInfo -> Range
forall a. HasRange a => a -> Range
getRange DefInfo
i) QName
x Expr
e) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
    (name, PrimImpl t' pf) <- QName -> TCM (PrimitiveId, PrimitiveImpl)
lookupPrimitiveFunctionQ QName
x
    -- Certain "primitive" functions are BUILTIN rather than
    -- primitive.
    let builtinPrimitives =
          [ PrimitiveId
PrimNatPlus
          , PrimitiveId
PrimNatMinus
          , PrimitiveId
PrimNatTimes
          , PrimitiveId
PrimNatDivSucAux
          , PrimitiveId
PrimNatModSucAux
          , PrimitiveId
PrimNatEquality
          , PrimitiveId
PrimNatLess
          , PrimitiveId
PrimLevelZero
          , PrimitiveId
PrimLevelSuc
          , PrimitiveId
PrimLevelMax
          ]
    when (name `elem` builtinPrimitives) $ do
      reportSDoc "tc.prim" 20 $ pretty name <+> "is a BUILTIN, not a primitive!"
      typeError $ NoSuchPrimitiveFunction (getBuiltinId name)
    t <- isType_ e
    noConstraints $ equalType t t'
    let s  = Name -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow (Name -> [Char]) -> Name -> [Char]
forall a b. (a -> b) -> a -> b
$ QName -> Name
qnameName QName
x
    -- Checking the ArgInfo. Currently all primitive definitions require default
    -- ArgInfos, and likely very few will have different ArgInfos in the
    -- future. Thus, rather than, the arguably nicer solution of adding an
    -- ArgInfo to PrimImpl we simply check the few special primitives here.
    let expectedInfo =
          case PrimitiveId
name of
            -- Currently no special primitives
            PrimitiveId
_ -> ArgInfo
defaultArgInfo
    unless (info == expectedInfo) $
      typeError $ WrongArgInfoForPrimitive name info expectedInfo
    bindPrimitive name pf
    lang <- getLanguage
    addConstant x
      (defaultDefn info x t lang Primitive
        { primAbstr    = Info.defAbstract i
        , primOpaque   = TransparentDef
        , primName     = name
        , primClauses  = []
        , primInv      = NotInjective
        , primCompiled = Nothing })
      { defArgOccurrences = primFunArgOccurrences pf }

-- | Check a pragma.
checkPragma :: Range -> A.Pragma -> TCM ()
checkPragma :: Range -> Pragma -> TCM ()
checkPragma Range
r Pragma
p = do
    let uselessPragma :: Doc -> TCM ()
uselessPragma = Warning -> TCM ()
forall (m :: * -> *).
(HasCallStack, MonadWarning m) =>
Warning -> m ()
warning (Warning -> TCM ()) -> (Doc -> Warning) -> Doc -> TCM ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Range -> Doc -> Warning
UselessPragma Range
r
    Call -> TCM () -> TCM ()
forall a. Call -> TCMT IO a -> TCMT IO a
forall (m :: * -> *) a. MonadTrace m => Call -> m a -> m a
traceCall (Range -> Pragma -> Call
CheckPragma Range
r Pragma
p) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ case Pragma
p of
        A.BuiltinPragma RString
rb ResolvedName
x
          | (BuiltinId -> Bool) -> Maybe BuiltinId -> Bool
forall (t :: * -> *) a. Foldable t => (a -> Bool) -> t a -> Bool
any BuiltinId -> Bool
isUntypedBuiltin Maybe BuiltinId
b -> () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()
          | Just BuiltinId
b' <- Maybe BuiltinId
b -> BuiltinId -> ResolvedName -> TCM ()
bindBuiltin BuiltinId
b' ResolvedName
x
          | Bool
otherwise -> TypeError -> TCM ()
forall (m :: * -> *) a.
(HasCallStack, MonadTCError m) =>
TypeError -> m a
typeError (TypeError -> TCM ()) -> TypeError -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char] -> TypeError
NoSuchBuiltinName [Char]
ident
          where
            ident :: [Char]
ident = RString -> [Char]
forall a. Ranged a -> a
rangedThing RString
rb
            b :: Maybe BuiltinId
b = [Char] -> Maybe BuiltinId
builtinById [Char]
ident
        A.BuiltinNoDefPragma RString
rb KindOfName
_kind QName
x
          | Just BuiltinId
b' <- [Char] -> Maybe BuiltinId
builtinById [Char]
b -> BuiltinId -> QName -> TCM ()
bindBuiltinNoDef BuiltinId
b' QName
x
          | Bool
otherwise -> TypeError -> TCM ()
forall (m :: * -> *) a.
(HasCallStack, MonadTCError m) =>
TypeError -> m a
typeError (TypeError -> TCM ()) -> TypeError -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char] -> TypeError
NoSuchBuiltinName [Char]
b
          where b :: [Char]
b = RString -> [Char]
forall a. Ranged a -> a
rangedThing RString
rb
        A.RewritePragma Range
_ [QName]
qs -> [QName] -> TCM ()
addRewriteRules [QName]
qs
        A.CompilePragma RString
b QName
x [Char]
s -> do
          -- Check that x resides in the same module (or a child) as the pragma.
          x' <- Definition -> QName
defName (Definition -> QName) -> TCMT IO Definition -> TCMT IO QName
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> QName -> TCMT IO Definition
forall (m :: * -> *). HasConstInfo m => QName -> m Definition
getConstInfo QName
x  -- Get the canonical name of x.
          ifM ((x' `isInModule`) <$> currentModule)
            {- then -} (addPragma (rangedThing b) x s)
            {- else -} $ uselessPragma
              "COMPILE pragmas must appear in the same module as their corresponding definitions,"

        A.StaticPragma QName
x -> do
          def <- TCMT IO Definition -> TCMT IO Definition
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
ignoreAbstractMode (TCMT IO Definition -> TCMT IO Definition)
-> TCMT IO Definition -> TCMT IO Definition
forall a b. (a -> b) -> a -> b
$ QName -> TCMT IO Definition
forall (m :: * -> *). HasConstInfo m => QName -> m Definition
getConstInfo QName
x
          case theDef def of
            Function{} -> QName -> TCM ()
markStatic QName
x
            Defn
_          -> Doc -> TCM ()
uselessPragma Doc
"STATIC directive only applies to functions"
        A.InjectivePragma QName
x -> QName -> TCM ()
markInjective QName
x
        A.InjectiveForInferencePragma QName
x -> do
          def <- TCMT IO Definition -> TCMT IO Definition
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
ignoreAbstractMode (TCMT IO Definition -> TCMT IO Definition)
-> TCMT IO Definition -> TCMT IO Definition
forall a b. (a -> b) -> a -> b
$ QName -> TCMT IO Definition
forall (m :: * -> *). HasConstInfo m => QName -> m Definition
getConstInfo QName
x
          case theDef def of
            Function{} -> QName -> TCM ()
markFirstOrder QName
x
            Defn
_ -> Doc -> TCM ()
uselessPragma Doc
"INJECTIVE_FOR_INFERENCE directive only applies to functions"
        A.NotProjectionLikePragma QName
qn -> do
          def <- TCMT IO Definition -> TCMT IO Definition
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
ignoreAbstractMode (TCMT IO Definition -> TCMT IO Definition)
-> TCMT IO Definition -> TCMT IO Definition
forall a b. (a -> b) -> a -> b
$ QName -> TCMT IO Definition
forall (m :: * -> *). HasConstInfo m => QName -> m Definition
getConstInfo QName
qn
          case theDef def of
            it :: Defn
it@Function{} ->
              QName -> (Definition -> Definition) -> TCM ()
forall (m :: * -> *).
MonadTCState m =>
QName -> (Definition -> Definition) -> m ()
modifyGlobalDefinition QName
qn ((Definition -> Definition) -> TCM ())
-> (Definition -> Definition) -> TCM ()
forall a b. (a -> b) -> a -> b
$ \Definition
def -> Definition
def { theDef = it { funProjection = Left NeverProjection } }
            Defn
_ -> Doc -> TCM ()
uselessPragma Doc
"NOT_PROJECTION_LIKE directive only applies to functions"
        A.InlinePragma Bool
b QName
x -> do
          def <- TCMT IO Definition -> TCMT IO Definition
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
ignoreAbstractMode (TCMT IO Definition -> TCMT IO Definition)
-> TCMT IO Definition -> TCMT IO Definition
forall a b. (a -> b) -> a -> b
$ QName -> TCMT IO Definition
forall (m :: * -> *). HasConstInfo m => QName -> m Definition
getConstInfo QName
x
          case theDef def of
            Function{} -> Bool -> QName -> TCM ()
markInline Bool
b QName
x
            d :: Defn
d@Constructor{ ConHead
conSrcCon :: ConHead
conSrcCon :: Defn -> ConHead
conSrcCon } | ConHead -> Bool
forall a. CopatternMatchingAllowed a => a -> Bool
copatternMatchingAllowed ConHead
conSrcCon
              -> QName -> (Definition -> Definition) -> TCM ()
forall (m :: * -> *).
MonadTCState m =>
QName -> (Definition -> Definition) -> m ()
modifyGlobalDefinition QName
x ((Definition -> Definition) -> TCM ())
-> (Definition -> Definition) -> TCM ()
forall a b. (a -> b) -> a -> b
$ Lens' Definition Defn -> LensSet Definition Defn
forall o i. Lens' o i -> LensSet o i
set (Defn -> f Defn) -> Definition -> f Definition
Lens' Definition Defn
lensTheDef Defn
d{ conInline = b }
            Defn
_ -> Doc -> TCM ()
uselessPragma (Doc -> TCM ()) -> Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char] -> Doc
forall a. [Char] -> Doc a
P.text ([Char] -> Doc) -> [Char] -> Doc
forall a b. (a -> b) -> a -> b
$ Bool -> ([Char] -> [Char]) -> [Char] -> [Char]
forall b a. IsBool b => b -> (a -> a) -> a -> a
applyUnless Bool
b ([Char]
"NO" [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++) [Char]
"INLINE directive only works on functions or constructors of records that allow copattern matching"
        A.OptionsPragma{} -> Doc -> TCM ()
uselessPragma (Doc -> TCM ()) -> Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ Doc
"OPTIONS pragma only allowed at beginning of file, before top module declaration"
        A.DisplayPragma QName
f [NamedArg Pattern]
ps Expr
e -> QName -> [NamedArg Pattern] -> Expr -> TCM ()
checkDisplayPragma QName
f [NamedArg Pattern]
ps Expr
e

        A.OverlapPragma QName
q OverlapMode
new -> do
          TCMT IO Bool -> TCM () -> TCM () -> TCM ()
forall (m :: * -> *) a. Monad m => m Bool -> m a -> m a -> m a
ifNotM ((QName
q QName -> ModuleName -> Bool
`isInModule`) (ModuleName -> Bool) -> TCMT IO ModuleName -> TCMT IO Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> TCMT IO ModuleName
forall (m :: * -> *). MonadTCEnv m => m ModuleName
currentModule)
            (Doc -> TCM ()
uselessPragma (Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall (m :: * -> *) a b. Monad m => (a -> m b) -> m a -> m b
=<< [TCMT IO Doc] -> TCMT IO Doc
forall (m :: * -> *) (t :: * -> *).
(Applicative m, Foldable t) =>
t (m Doc) -> m Doc
fsep (
              [Char] -> [TCMT IO Doc]
forall (m :: * -> *). Applicative m => [Char] -> [m Doc]
pwords [Char]
"This" [TCMT IO Doc] -> [TCMT IO Doc] -> [TCMT IO Doc]
forall a. [a] -> [a] -> [a]
++ [OverlapMode -> TCMT IO Doc
forall (m :: * -> *) a. (Applicative m, Pretty a) => a -> m Doc
pretty OverlapMode
new] [TCMT IO Doc] -> [TCMT IO Doc] -> [TCMT IO Doc]
forall a. [a] -> [a] -> [a]
++
              [Char] -> [TCMT IO Doc]
forall (m :: * -> *). Applicative m => [Char] -> [m Doc]
pwords [Char]
"pragma must appear in the same module as the definition of" [TCMT IO Doc] -> [TCMT IO Doc] -> [TCMT IO Doc]
forall a. [a] -> [a] -> [a]
++
              [QName -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => QName -> m Doc
prettyTCM QName
q]))

            {- else -} do

          def <- QName -> TCMT IO Definition
forall (m :: * -> *). HasConstInfo m => QName -> m Definition
getConstInfo QName
q
          case defInstance def of
            Just i :: InstanceInfo
i@InstanceInfo{ instanceOverlap :: InstanceInfo -> OverlapMode
instanceOverlap = OverlapMode
DefaultOverlap } ->
              QName -> (Definition -> Definition) -> TCM ()
forall (m :: * -> *).
MonadTCState m =>
QName -> (Definition -> Definition) -> m ()
modifyGlobalDefinition QName
q \Definition
x -> Definition
x { defInstance = Just i{ instanceOverlap = new } }
            Just InstanceInfo{ instanceOverlap :: InstanceInfo -> OverlapMode
instanceOverlap = OverlapMode
old } -> TypeError -> TCM ()
forall (m :: * -> *) a.
(HasCallStack, MonadTCError m) =>
TypeError -> m a
typeError (TypeError -> TCM ()) -> TypeError -> TCM ()
forall a b. (a -> b) -> a -> b
$ QName -> OverlapMode -> OverlapMode -> TypeError
DuplicateOverlapPragma QName
q OverlapMode
old OverlapMode
new
            Maybe InstanceInfo
Nothing -> Doc -> TCM ()
uselessPragma (Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall (m :: * -> *) a b. Monad m => (a -> m b) -> m a -> m b
=<< OverlapMode -> TCMT IO Doc
forall (m :: * -> *) a. (Applicative m, Pretty a) => a -> m Doc
pretty OverlapMode
new TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> TCMT IO Doc
"pragma can only be applied to instances"

        A.EtaPragma QName
q -> QName -> TCMT IO (Maybe RecordData)
forall (m :: * -> *).
HasConstInfo m =>
QName -> m (Maybe RecordData)
isRecord QName
q TCMT IO (Maybe RecordData)
-> (Maybe RecordData -> TCM ()) -> TCM ()
forall a b. TCMT IO a -> (a -> TCMT IO b) -> TCMT IO b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= \case
            Maybe RecordData
Nothing -> TCM ()
noRecord
            Just RecordData{ _recInduction :: RecordData -> Maybe Induction
_recInduction = Maybe Induction
ind, _recEtaEquality' :: RecordData -> EtaEquality
_recEtaEquality' = EtaEquality
eta }
              | Maybe Induction
ind Maybe Induction -> Maybe Induction -> Bool
forall a. Eq a => a -> a -> Bool
/= Induction -> Maybe Induction
forall a. a -> Maybe a
Just Induction
CoInductive  -> TCM ()
noRecord
              | Specified NoEta{} <- EtaEquality
eta -> Doc -> TCM ()
uselessPragma Doc
"ETA pragma conflicts with no-eta-equality declaration"
              | Bool
otherwise -> QName -> (EtaEquality -> EtaEquality) -> TCM ()
forall (m :: * -> *).
MonadTCState m =>
QName -> (EtaEquality -> EtaEquality) -> m ()
modifyRecEta QName
q ((EtaEquality -> EtaEquality) -> TCM ())
-> (EtaEquality -> EtaEquality) -> TCM ()
forall a b. (a -> b) -> a -> b
$ EtaEquality -> EtaEquality -> EtaEquality
forall a b. a -> b -> a
const (EtaEquality -> EtaEquality -> EtaEquality)
-> EtaEquality -> EtaEquality -> EtaEquality
forall a b. (a -> b) -> a -> b
$ HasEta' PatternOrCopattern -> EtaEquality
Specified HasEta' PatternOrCopattern
forall a. HasEta' a
YesEta
          where
            noRecord :: TCM ()
noRecord = Doc -> TCM ()
uselessPragma Doc
"ETA pragma is only applicable to coinductive records"

-- | Type check a bunch of mutual inductive recursive definitions.
--
-- All definitions which have so far been assigned to the given mutual
-- block are returned.
checkMutual :: Info.MutualInfo -> [A.Declaration] -> TCM (MutualId, Set QName)
checkMutual :: MutualInfo -> [Declaration] -> TCMT IO (MutualId, Set QName)
checkMutual MutualInfo
i [Declaration]
ds = (MutualId -> TCMT IO (MutualId, Set QName))
-> TCMT IO (MutualId, Set QName)
forall a. (MutualId -> TCM a) -> TCM a
inMutualBlock ((MutualId -> TCMT IO (MutualId, Set QName))
 -> TCMT IO (MutualId, Set QName))
-> (MutualId -> TCMT IO (MutualId, Set QName))
-> TCMT IO (MutualId, Set QName)
forall a b. (a -> b) -> a -> b
$ \ MutualId
blockId -> TCMT IO (MutualId, Set QName) -> TCMT IO (MutualId, Set QName)
forall (m :: * -> *) a.
(PureTCM m, MonadMetaSolver m) =>
m a -> m a
defaultOpenLevelsToZero (TCMT IO (MutualId, Set QName) -> TCMT IO (MutualId, Set QName))
-> TCMT IO (MutualId, Set QName) -> TCMT IO (MutualId, Set QName)
forall a b. (a -> b) -> a -> b
$ do

  [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl.mutual" Int
20 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ [TCMT IO Doc] -> TCMT IO Doc
forall (m :: * -> *) (t :: * -> *).
(Applicative m, Foldable t) =>
t (m Doc) -> m Doc
vcat ([TCMT IO Doc] -> TCMT IO Doc) -> [TCMT IO Doc] -> TCMT IO Doc
forall a b. (a -> b) -> a -> b
$
      ((TCMT IO Doc
"Checking mutual block" TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Applicative m => m Doc -> m Doc -> m Doc
<+> [Char] -> TCMT IO Doc
forall (m :: * -> *). Applicative m => [Char] -> m Doc
text (MutualId -> [Char]
forall a. Show a => a -> [Char]
show MutualId
blockId)) TCMT IO Doc -> TCMT IO Doc -> TCMT IO Doc
forall a. Semigroup a => a -> a -> a
<> TCMT IO Doc
":") TCMT IO Doc -> [TCMT IO Doc] -> [TCMT IO Doc]
forall a. a -> [a] -> [a]
:
      (Declaration -> TCMT IO Doc) -> [Declaration] -> [TCMT IO Doc]
forall a b. (a -> b) -> [a] -> [b]
map (Int -> TCMT IO Doc -> TCMT IO Doc
forall (m :: * -> *). Functor m => Int -> m Doc -> m Doc
nest Int
2 (TCMT IO Doc -> TCMT IO Doc)
-> (Declaration -> TCMT IO Doc) -> Declaration -> TCMT IO Doc
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Declaration -> TCMT IO Doc
forall a (m :: * -> *).
(ToConcrete a, Pretty (ConOfAbs a), MonadAbsToCon m) =>
a -> m Doc
prettyA) [Declaration]
ds

  MutualId -> MutualInfo -> TCM ()
insertMutualBlockInfo MutualId
blockId MutualInfo
i
  (TCEnv -> TCEnv) -> TCM () -> TCM ()
forall a. (TCEnv -> TCEnv) -> TCMT IO a -> TCMT IO a
forall (m :: * -> *) a.
MonadTCEnv m =>
(TCEnv -> TCEnv) -> m a -> m a
localTC ( Lens' TCEnv (TerminationCheck ())
-> LensSet TCEnv (TerminationCheck ())
forall o i. Lens' o i -> LensSet o i
set (TerminationCheck () -> f (TerminationCheck ()))
-> TCEnv -> f TCEnv
Lens' TCEnv (TerminationCheck ())
eTerminationCheck (() () -> TerminationCheck Name -> TerminationCheck ()
forall a b. a -> TerminationCheck b -> TerminationCheck a
forall (f :: * -> *) a b. Functor f => a -> f b -> f a
<$ MutualInfo -> TerminationCheck Name
Info.mutualTerminationCheck MutualInfo
i)
          (TCEnv -> TCEnv) -> (TCEnv -> TCEnv) -> TCEnv -> TCEnv
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Lens' TCEnv CoverageCheck -> LensSet TCEnv CoverageCheck
forall o i. Lens' o i -> LensSet o i
set (CoverageCheck -> f CoverageCheck) -> TCEnv -> f TCEnv
Lens' TCEnv CoverageCheck
eCoverageCheck (MutualInfo -> CoverageCheck
Info.mutualCoverageCheck MutualInfo
i)) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$
    (Declaration -> TCM ()) -> [Declaration] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Declaration -> TCM ()
checkDecl [Declaration]
ds

  (MutualId
blockId, ) (Set QName -> (MutualId, Set QName))
-> (MutualBlock -> Set QName)
-> MutualBlock
-> (MutualId, Set QName)
forall b c a. (b -> c) -> (a -> b) -> a -> c
. MutualBlock -> Set QName
mutualNames (MutualBlock -> (MutualId, Set QName))
-> TCMT IO MutualBlock -> TCMT IO (MutualId, Set QName)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> MutualId -> TCMT IO MutualBlock
forall (tcm :: * -> *).
ReadTCState tcm =>
MutualId -> tcm MutualBlock
lookupMutualBlock MutualId
blockId

    -- check record or data type signature
checkSig ::
  KindOfName -> A.DefInfo -> Erased -> QName -> A.GeneralizeTelescope ->
  A.Expr -> TCM ()
checkSig :: KindOfName
-> DefInfo
-> Erased
-> QName
-> GeneralizeTelescope
-> Expr
-> TCM ()
checkSig KindOfName
kind DefInfo
i Erased
erased QName
x GeneralizeTelescope
gtel Expr
t =
  Maybe GeneralizeTelescope -> Declaration -> TCM ()
checkTypeSignature' (GeneralizeTelescope -> Maybe GeneralizeTelescope
forall a. a -> Maybe a
Just GeneralizeTelescope
gtel) (Declaration -> TCM ()) -> Declaration -> TCM ()
forall a b. (a -> b) -> a -> b
$
  KindOfName
-> DefInfo
-> ArgInfo
-> Maybe [Occurrence]
-> QName
-> Expr
-> Declaration
A.Axiom KindOfName
kind DefInfo
i (Quantity -> ArgInfo -> ArgInfo
forall a. LensQuantity a => Quantity -> a -> a
setQuantity (Erased -> Quantity
asQuantity Erased
erased) ArgInfo
defaultArgInfo)
    Maybe [Occurrence]
forall a. Maybe a
Nothing QName
x Expr
t

-- | Type check the type signature of an inductive or recursive definition.
checkTypeSignature :: A.TypeSignature -> TCM ()
checkTypeSignature :: Declaration -> TCM ()
checkTypeSignature = Maybe GeneralizeTelescope -> Declaration -> TCM ()
checkTypeSignature' Maybe GeneralizeTelescope
forall a. Maybe a
Nothing

checkTypeSignature' :: Maybe A.GeneralizeTelescope -> A.TypeSignature -> TCM ()
checkTypeSignature' :: Maybe GeneralizeTelescope -> Declaration -> TCM ()
checkTypeSignature' Maybe GeneralizeTelescope
gtel (A.ScopedDecl ScopeInfo
scope [Declaration]
ds) = do
  ScopeInfo -> TCM ()
setScope ScopeInfo
scope
  (Declaration -> TCM ()) -> [Declaration] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (Maybe GeneralizeTelescope -> Declaration -> TCM ()
checkTypeSignature' Maybe GeneralizeTelescope
gtel) [Declaration]
ds
checkTypeSignature' Maybe GeneralizeTelescope
gtel (A.Axiom KindOfName
funSig DefInfo
i ArgInfo
info Maybe [Occurrence]
mp QName
x Expr
e) =
  Account (BenchPhase (TCMT IO)) -> TCM () -> TCM ()
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [QName -> Phase
Bench.Definition QName
x] (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$
  Account (BenchPhase (TCMT IO)) -> TCM () -> TCM ()
forall (m :: * -> *) c.
MonadBench m =>
Account (BenchPhase m) -> m c -> m c
Bench.billTo [BenchPhase (TCMT IO)
Phase
Bench.Typing, BenchPhase (TCMT IO)
Phase
Bench.TypeSig] (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$
    let abstr :: TCM () -> TCM ()
abstr = case DefInfo -> Access
forall t. DefInfo' t -> Access
Info.defAccess DefInfo
i of
          PrivateAccess{}
            | DefInfo -> IsAbstract
forall t. DefInfo' t -> IsAbstract
Info.defAbstract DefInfo
i IsAbstract -> IsAbstract -> Bool
forall a. Eq a => a -> a -> Bool
== IsAbstract
AbstractDef -> TCM () -> TCM ()
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
inConcreteMode
              -- Issue #2321, only go to AbstractMode for abstract definitions
              -- Issue #418, #3744, in fact don't go to AbstractMode at all
            | Bool
otherwise -> TCM () -> TCM ()
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
inConcreteMode
          Access
PublicAccess  -> TCM () -> TCM ()
forall (m :: * -> *) a. MonadTCEnv m => m a -> m a
inConcreteMode
    in TCM () -> TCM ()
abstr (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ Maybe GeneralizeTelescope
-> KindOfName
-> DefInfo
-> ArgInfo
-> Maybe [Occurrence]
-> QName
-> Expr
-> TCM ()
checkAxiom' Maybe GeneralizeTelescope
gtel KindOfName
funSig DefInfo
i ArgInfo
info Maybe [Occurrence]
mp QName
x Expr
e
checkTypeSignature' Maybe GeneralizeTelescope
_ Declaration
_ =
  TCM ()
forall a. HasCallStack => a
__IMPOSSIBLE__   -- type signatures are always axioms


-- | Type check a module.

checkSection ::
  Erased -> ModuleName -> A.GeneralizeTelescope -> [A.Declaration] ->
  TCM ()
checkSection :: Erased
-> ModuleName -> GeneralizeTelescope -> [Declaration] -> TCM ()
checkSection Erased
e ModuleName
x GeneralizeTelescope
tel [Declaration]
ds =
  Erased -> ModuleName -> GeneralizeTelescope -> TCM () -> TCM ()
forall a.
Erased -> ModuleName -> GeneralizeTelescope -> TCM a -> TCM a
newSection Erased
e ModuleName
x GeneralizeTelescope
tel (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ (Declaration -> TCM ()) -> [Declaration] -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Declaration -> TCM ()
checkDeclCached [Declaration]
ds


-- | Helper for 'checkSectionApplication'.
--
--   Matches the arguments of the module application with the
--   module parameters.
--
--   Returns the remaining module parameters as an open telescope.
--   Warning: the returned telescope is /not/ the final result,
--   an actual instantiation of the parameters does not occur.
checkModuleArity
  :: ModuleName           -- ^ Name of applied module.
  -> Telescope            -- ^ The module parameters.
  -> [NamedArg A.Expr]  -- ^ The arguments this module is applied to.
  -> TCM Telescope        -- ^ The remaining module parameters (has free de Bruijn indices!).
checkModuleArity :: ModuleName
-> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
checkModuleArity ModuleName
m Tele (Dom Type)
tel [NamedArg Expr]
args = Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args
  where
    bad :: TCM (Tele (Dom Type))
bad = TypeError -> TCM (Tele (Dom Type))
forall (m :: * -> *) a.
(HasCallStack, MonadTCError m) =>
TypeError -> m a
typeError (TypeError -> TCM (Tele (Dom Type)))
-> TypeError -> TCM (Tele (Dom Type))
forall a b. (a -> b) -> a -> b
$ ModuleName -> Tele (Dom Type) -> [NamedArg Expr] -> TypeError
ModuleArityMismatch ModuleName
m Tele (Dom Type)
tel [NamedArg Expr]
args

    check :: Telescope -> [NamedArg A.Expr] -> TCM Telescope
    check :: Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel []             = Tele (Dom Type) -> TCM (Tele (Dom Type))
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return Tele (Dom Type)
tel
    check Tele (Dom Type)
EmptyTel (NamedArg Expr
_:[NamedArg Expr]
_)     = TCM (Tele (Dom Type))
bad
    check (ExtendTel dom :: Dom Type
dom@Dom{domInfo :: forall t e. Dom' t e -> ArgInfo
domInfo = ArgInfo
info} Abs (Tele (Dom Type))
btel) args0 :: [NamedArg Expr]
args0@(Arg ArgInfo
info' Named_ Expr
arg : [NamedArg Expr]
args) =
      let name :: Maybe [Char]
name = Named_ Expr -> Maybe [Char]
forall a. (LensNamed a, NameOf a ~ NamedName) => a -> Maybe [Char]
bareNameOf Named_ Expr
arg
          my :: Maybe [Char]
my   = Dom Type -> Maybe [Char]
forall a. (LensNamed a, NameOf a ~ NamedName) => a -> Maybe [Char]
bareNameOf Dom Type
dom
          tel :: Tele (Dom Type)
tel  = Abs (Tele (Dom Type)) -> Tele (Dom Type)
forall a. Subst a => Abs a -> a
absBody Abs (Tele (Dom Type))
btel in
      case (ArgInfo -> Hiding
argInfoHiding ArgInfo
info, ArgInfo -> Hiding
argInfoHiding ArgInfo
info', Maybe [Char]
name) of
        (Instance{}, Hiding
NotHidden, Maybe [Char]
_)        -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args0
        (Instance{}, Hiding
Hidden, Maybe [Char]
_)           -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args0
        (Instance{}, Instance{}, Maybe [Char]
Nothing) -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args
        (Instance{}, Instance{}, Just [Char]
x)
          | [Char] -> Maybe [Char]
forall a. a -> Maybe a
Just [Char]
x Maybe [Char] -> Maybe [Char] -> Bool
forall a. Eq a => a -> a -> Bool
== Maybe [Char]
my                  -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args
          | Bool
otherwise                     -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args0
        (Hiding
Hidden, Hiding
NotHidden, Maybe [Char]
_)            -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args0
        (Hiding
Hidden, Instance{}, Maybe [Char]
_)           -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args0
        (Hiding
Hidden, Hiding
Hidden, Maybe [Char]
Nothing)         -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args
        (Hiding
Hidden, Hiding
Hidden, Just [Char]
x)
          | [Char] -> Maybe [Char]
forall a. a -> Maybe a
Just [Char]
x Maybe [Char] -> Maybe [Char] -> Bool
forall a. Eq a => a -> a -> Bool
== Maybe [Char]
my                  -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args
          | Bool
otherwise                     -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args0
        (Hiding
NotHidden, Hiding
NotHidden, Maybe [Char]
_)         -> Tele (Dom Type) -> [NamedArg Expr] -> TCM (Tele (Dom Type))
check Tele (Dom Type)
tel [NamedArg Expr]
args
        (Hiding
NotHidden, Hiding
Hidden, Maybe [Char]
_)            -> TCM (Tele (Dom Type))
bad
        (Hiding
NotHidden, Instance{}, Maybe [Char]
_)        -> TCM (Tele (Dom Type))
bad

-- | Check an application of a section.
checkSectionApplication
  :: Info.ModuleInfo
  -> Erased              -- ^ Should \"everything\" be treated as
                         --   erased?
  -> ModuleName          -- ^ Name @m1@ of module defined by the module macro.
  -> A.ModuleApplication -- ^ The module macro @λ tel → m2 args@.
  -> A.ScopeCopyInfo     -- ^ Imported names and modules
  -> A.ImportDirective
  -> TCM ()
checkSectionApplication :: ModuleInfo
-> Erased
-> ModuleName
-> ModuleApplication
-> ScopeCopyInfo
-> ImportDirective
-> TCM ()
checkSectionApplication ModuleInfo
i Erased
er ModuleName
m1 ModuleApplication
modapp ScopeCopyInfo
copyInfo ImportDirective
dir =
  Call -> TCM () -> TCM ()
forall a. Call -> TCMT IO a -> TCMT IO a
forall (m :: * -> *) a. MonadTrace m => Call -> m a -> m a
traceCall (Range -> Erased -> ModuleName -> ModuleApplication -> Call
CheckSectionApplication (ModuleInfo -> Range
forall a. HasRange a => a -> Range
getRange ModuleInfo
i) Erased
er ModuleName
m1 ModuleApplication
modapp) (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
  ImportDirective -> TCM ()
checkImportDirective ImportDirective
dir
  -- A (non-erased) section application is type-checked in a
  -- non-erased context (#5410), except if hard compile-time mode is
  -- enabled (#4743).
  TCM () -> TCM ()
forall a. TCM a -> TCM a
setRunTimeModeUnlessInHardCompileTimeMode (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$
    ModuleInfo
-> Erased
-> ModuleName
-> ModuleApplication
-> ScopeCopyInfo
-> TCM ()
checkSectionApplication' ModuleInfo
i Erased
er ModuleName
m1 ModuleApplication
modapp ScopeCopyInfo
copyInfo

-- | Check an application of a section. (Do not invoke this procedure
-- directly, use 'checkSectionApplication'.)
checkSectionApplication'
  :: Info.ModuleInfo
  -> Erased
  -> ModuleName          -- ^ Name @m1@ of module defined by the module macro.
  -> A.ModuleApplication -- ^ The module macro @λ tel → m2 args@.
  -> A.ScopeCopyInfo     -- ^ Imported names and modules
  -> TCM ()
checkSectionApplication' :: ModuleInfo
-> Erased
-> ModuleName
-> ModuleApplication
-> ScopeCopyInfo
-> TCM ()
checkSectionApplication'
  ModuleInfo
i Erased
er ModuleName
m1 (A.SectionApp Telescope
ptel ModuleName
m2 [NamedArg Expr]
args) ScopeCopyInfo
copyInfo = do
  -- If the section application is erased, then hard compile-time mode
  -- is entered.
  Erased -> TCM ()
warnForPlentyInHardCompileTimeMode Erased
er
  Erased -> TCM () -> TCM ()
forall a. Erased -> TCM a -> TCM a
setHardCompileTimeModeIfErased Erased
er (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
  -- Module applications can appear in lets, in which case we treat
  -- lambda-bound variables as additional parameters to the module.
  extraParams <- do
    mfv <- TCMT IO Int
getCurrentModuleFreeVars
    fv  <- getContextSize
    return (fv - mfv)
  when (extraParams > 0) $ reportSLn "tc.mod.apply" 30 $ "Extra parameters to " ++ prettyShow m1 ++ ": " ++ show extraParams
  -- Type-check the LHS (ptel) of the module macro.
  checkTelescope ptel $ \ Tele (Dom Type)
ptel -> do
    -- We are now in the context @ptel@.
    -- Get the correct parameter telescope of @m2@. This is the fully lifted
    -- telescope obtained by `lookupSection` instantiated with the module
    -- parameters of `m2` currently in scope. For instance
    -- ```
    --  module _ (A : Set) where
    --    module M (B : Set) where ...
    --    module M' = M B
    -- ```
    -- In the application `M' = M B`, `tel = (A B : Set)` and
    -- `moduleParamsToApply M = [A]`, so the resulting parameter telescope is
    -- `tel' = (B : Set)`.
    tel <- ModuleName -> TCM (Tele (Dom Type))
forall (m :: * -> *).
(Functor m, ReadTCState m) =>
ModuleName -> m (Tele (Dom Type))
lookupSection ModuleName
m2
    vs  <- moduleParamsToApply m2
    let tel'  = Tele (Dom Type) -> [Arg Term] -> Tele (Dom Type)
forall t. Apply t => t -> [Arg Term] -> t
apply Tele (Dom Type)
tel [Arg Term]
vs
    -- Compute the remaining parameter telescope after stripping of
    -- the initial parameters that are determined by the @args@.
    -- Warning: @etaTel@ is not well-formed in @ptel@, since
    -- the actual application has not happened.
    etaTel <- checkModuleArity m2 tel' args
    -- Take the module parameters that will be instantiated by @args@.
    let tel'' = [Dom ([Char], Type)] -> Tele (Dom Type)
telFromList ([Dom ([Char], Type)] -> Tele (Dom Type))
-> [Dom ([Char], Type)] -> Tele (Dom Type)
forall a b. (a -> b) -> a -> b
$ Int -> [Dom ([Char], Type)] -> [Dom ([Char], Type)]
forall a. Int -> [a] -> [a]
take (Tele (Dom Type) -> Int
forall a. Sized a => a -> Int
size Tele (Dom Type)
tel' Int -> Int -> Int
forall a. Num a => a -> a -> a
- Tele (Dom Type) -> Int
forall a. Sized a => a -> Int
size Tele (Dom Type)
etaTel) ([Dom ([Char], Type)] -> [Dom ([Char], Type)])
-> [Dom ([Char], Type)] -> [Dom ([Char], Type)]
forall a b. (a -> b) -> a -> b
$ Tele (Dom Type) -> [Dom ([Char], Type)]
forall t. Tele (Dom t) -> [Dom ([Char], t)]
telToList Tele (Dom Type)
tel'
    reportSDoc "tc.mod.apply" 15 $
        "applying section" <+> prettyTCM m2
    reportSDoc "tc.mod.apply" 15 $
        nest 2 $ "args =" <+> sep (map prettyA args)
    reportSDoc "tc.mod.apply" 15 $
        nest 2 $ "ptel =" <+> escapeContext impossible (size ptel) (prettyTCM ptel)
    reportSDoc "tc.mod.apply" 15 $
        nest 2 $ "tel  =" <+> prettyTCM tel
    reportSDoc "tc.mod.apply" 15 $
        nest 2 $ "tel' =" <+> prettyTCM tel'
    reportSDoc "tc.mod.apply" 15 $
        nest 2 $ "tel''=" <+> prettyTCM tel''
    reportSDoc "tc.mod.apply" 15 $
        nest 2 $ "eta  =" <+> escapeContext impossible (size ptel) (addContext tel'' $ prettyTCM etaTel)

    -- Now, type check arguments.
    ts <- noConstraints (checkArguments_ CmpEq DontExpandLast (getRange i) args tel') >>= \case
      (Elims
ts', Tele (Dom Type)
etaTel') | (Tele (Dom Type) -> Int
forall a. Sized a => a -> Int
size Tele (Dom Type)
etaTel Int -> Int -> Bool
forall a. Eq a => a -> a -> Bool
== Tele (Dom Type) -> Int
forall a. Sized a => a -> Int
size Tele (Dom Type)
etaTel')
                     , Just [Arg Term]
ts <- Elims -> Maybe [Arg Term]
forall a. [Elim' a] -> Maybe [Arg a]
allApplyElims Elims
ts' -> [Arg Term] -> TCMT IO [Arg Term]
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return [Arg Term]
ts
      (Elims, Tele (Dom Type))
_ -> TCMT IO [Arg Term]
forall a. HasCallStack => a
__IMPOSSIBLE__
    -- Perform the application of the module parameters.
    let aTel = Tele (Dom Type)
tel' Tele (Dom Type) -> [Arg Term] -> Tele (Dom Type)
forall t. Apply t => t -> [Arg Term] -> t
`apply` [Arg Term]
ts
    reportSDoc "tc.mod.apply" 15 $ vcat
      [ nest 2 $ "aTel =" <+> prettyTCM aTel
      ]
    -- Andreas, 2014-04-06, Issue 1094:
    -- Add the section with well-formed telescope.
    addContext (KeepNames aTel) $ do
      reportSDoc "tc.mod.apply" 80 $
        "addSection" <+> prettyTCM m1 <+> (getContextTelescope >>= \ Tele (Dom Type)
tel -> TCMT IO Doc -> TCMT IO Doc
forall (tcm :: * -> *) a.
(MonadTCEnv tcm, ReadTCState tcm) =>
tcm a -> tcm a
inTopContext (Tele (Dom Type) -> TCMT IO Doc
forall a (m :: * -> *). (PrettyTCM a, MonadPretty m) => a -> m Doc
forall (m :: * -> *). MonadPretty m => Tele (Dom Type) -> m Doc
prettyTCM Tele (Dom Type)
tel))
      addSection m1

    reportSDoc "tc.mod.apply" 20 $ vcat
      [ sep [ "applySection", prettyTCM m1, "=", prettyTCM m2, fsep $ map prettyTCM (vs ++ ts) ]
      , nest 2 $ pretty copyInfo
      ]
    args <- instantiateFull $ vs ++ ts
    let n = Tele (Dom Type) -> Int
forall a. Sized a => a -> Int
size Tele (Dom Type)
aTel
    etaArgs <- inTopContext $ addContext aTel getContextArgs
    addContext (KeepNames aTel) $
      applySection m1 (ptel `abstract` aTel) m2 (raise n args ++ etaArgs) copyInfo

checkSectionApplication' ModuleInfo
_ Erased{} ModuleName
_ A.RecordModuleInstance{} ScopeCopyInfo
_ =
  TCM ()
forall a. HasCallStack => a
__IMPOSSIBLE__
checkSectionApplication'
  ModuleInfo
i NotErased{} ModuleName
m1 (A.RecordModuleInstance ModuleName
x) ScopeCopyInfo
copyInfo = do
  let name :: QName
name = ModuleName -> QName
mnameToQName ModuleName
x
  tel' <- ModuleName -> TCM (Tele (Dom Type))
forall (m :: * -> *).
(Functor m, ReadTCState m) =>
ModuleName -> m (Tele (Dom Type))
lookupSection ModuleName
x
  vs   <- moduleParamsToApply x
  let tel = Tele (Dom Type)
tel' Tele (Dom Type) -> [Arg Term] -> Tele (Dom Type)
forall t. Apply t => t -> [Arg Term] -> t
`apply` [Arg Term]
vs
      args = Tele (Dom Type) -> [Arg Term]
forall a t. DeBruijn a => Tele (Dom t) -> [Arg a]
teleArgs Tele (Dom Type)
tel

      telInst :: Telescope
      telInst = Tele (Dom Type) -> Tele (Dom Type)
instFinal Tele (Dom Type)
tel

      -- Locate last (rightmost) parameter and make it @Instance@.
      -- Issue #3463: also name it so it can be given by name.
      instFinal :: Telescope -> Telescope
      -- Telescopes do not have @NoAbs@.
      instFinal (ExtendTel Dom Type
_ NoAbs{}) = Tele (Dom Type)
forall a. HasCallStack => a
__IMPOSSIBLE__
      -- Found last parameter: switch it to @Instance@.
      instFinal (ExtendTel Dom Type
dom (Abs [Char]
n Tele (Dom Type)
EmptyTel)) =
                 Dom Type -> Abs (Tele (Dom Type)) -> Tele (Dom Type)
forall a. a -> Abs (Tele a) -> Tele a
ExtendTel Dom Type
do' ([Char] -> Tele (Dom Type) -> Abs (Tele (Dom Type))
forall a. [Char] -> a -> Abs a
Abs [Char]
n Tele (Dom Type)
forall a. Tele a
EmptyTel)
        where do' :: Dom Type
do' = Dom Type -> Dom Type
forall a. LensHiding a => a -> a
makeInstance Dom Type
dom { domName = Just $ WithOrigin Inserted $ unranged "r" }
      -- Otherwise, keep searchinf for last parameter:
      instFinal (ExtendTel Dom Type
arg (Abs [Char]
n Tele (Dom Type)
tel)) =
                 Dom Type -> Abs (Tele (Dom Type)) -> Tele (Dom Type)
forall a. a -> Abs (Tele a) -> Tele a
ExtendTel Dom Type
arg ([Char] -> Tele (Dom Type) -> Abs (Tele (Dom Type))
forall a. [Char] -> a -> Abs a
Abs [Char]
n (Tele (Dom Type) -> Tele (Dom Type)
instFinal Tele (Dom Type)
tel))
      -- Before instFinal is invoked, we have checked that the @tel@ is not empty.
      instFinal Tele (Dom Type)
EmptyTel = Tele (Dom Type)
forall a. HasCallStack => a
__IMPOSSIBLE__

  reportSDoc "tc.mod.apply" 20 $ vcat
    [ sep [ "applySection", prettyTCM name, "{{...}}" ]
    , nest 2 $ "x       =" <+> prettyTCM x
    , nest 2 $ "name    =" <+> prettyTCM name
    , nest 2 $ "tel     =" <+> prettyTCM tel
    , nest 2 $ "telInst =" <+> prettyTCM telInst
    , nest 2 $ "vs      =" <+> sep (map prettyTCM vs)
    -- , nest 2 $ "args    =" <+> sep (map prettyTCM args)
    ]
  reportSDoc "tc.mod.apply" 60 $ vcat
    [ nest 2 $ "vs      =" <+> text (show vs)
    -- , nest 2 $ "args    =" <+> text (show args)
    ]
  when (tel == EmptyTel) $
    typeError $ GenericError $ prettyShow (qnameToConcrete name) ++ " is not a parameterised section"

  addContext telInst $ do
    vs <- moduleParamsToApply x
    reportSDoc "tc.mod.apply" 20 $ vcat
      [ nest 2 $ "vs      =" <+> sep (map prettyTCM vs)
      , nest 2 $ "args    =" <+> sep (map (parens . prettyTCM) args)
      ]
    reportSDoc "tc.mod.apply" 60 $ vcat
      [ nest 2 $ "vs      =" <+> text (show vs)
      , nest 2 $ "args    =" <+> text (show args)
      ]
    addSection m1
    applySection m1 telInst x (vs ++ args) copyInfo

-- | Checks that @open public@ is not used in hard compile-time mode.
checkImportDirective :: A.ImportDirective -> TCM ()
checkImportDirective :: ImportDirective -> TCM ()
checkImportDirective ImportDirective
dir = do
  hard <- Lens' TCEnv Bool -> TCMT IO Bool
forall (m :: * -> *) a. MonadTCEnv m => Lens' TCEnv a -> m a
viewTC (Bool -> f Bool) -> TCEnv -> f TCEnv
Lens' TCEnv Bool
eHardCompileTimeMode
  when (hard && isJust (publicOpen dir)) $ typeError $ NotSupported $
    "open public in hard compile-time mode " ++
    "(for instance in erased modules)"

------------------------------------------------------------------------
-- * Debugging
------------------------------------------------------------------------

class ShowHead a where
  showHead :: a -> String

instance ShowHead A.Declaration where
  showHead :: Declaration -> [Char]
showHead Declaration
d =
    case Declaration
d of
      A.Axiom        {} -> [Char]
"Axiom"
      A.Field        {} -> [Char]
"Field"
      A.Primitive    {} -> [Char]
"Primitive"
      A.Mutual       {} -> [Char]
"Mutual"
      A.Section      {} -> [Char]
"Section"
      A.Apply        {} -> [Char]
"Apply"
      A.Import       {} -> [Char]
"Import"
      A.Pragma       {} -> [Char]
"Pragma"
      A.Open         {} -> [Char]
"Open"
      A.FunDef       {} -> [Char]
"FunDef"
      A.DataSig      {} -> [Char]
"DataSig"
      A.DataDef      {} -> [Char]
"DataDef"
      A.RecSig       {} -> [Char]
"RecSig"
      A.RecDef       {} -> [Char]
"RecDef"
      A.PatternSynDef{} -> [Char]
"PatternSynDef"
      A.Generalize   {} -> [Char]
"Generalize"
      A.UnquoteDecl  {} -> [Char]
"UnquoteDecl"
      A.ScopedDecl   {} -> [Char]
"ScopedDecl"
      A.UnquoteDef   {} -> [Char]
"UnquoteDef"
      A.UnquoteData  {} -> [Char]
"UnquoteDecl data"
      A.UnfoldingDecl{} -> [Char]
"UnfoldingDecl"

debugPrintDecl :: A.Declaration -> TCM ()
debugPrintDecl :: Declaration -> TCM ()
debugPrintDecl Declaration
d = do
    [Char] -> Int -> TCM () -> TCM ()
forall (m :: * -> *). MonadDebug m => [Char] -> Int -> m () -> m ()
verboseS [Char]
"tc.decl" Int
45 (TCM () -> TCM ()) -> TCM () -> TCM ()
forall a b. (a -> b) -> a -> b
$ do
      [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
45 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$ [Char]
"checking a " [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ Declaration -> [Char]
forall a. ShowHead a => a -> [Char]
showHead Declaration
d
      case Declaration
d of
        A.Section Range
info Erased
erased ModuleName
mname GeneralizeTelescope
tel [Declaration]
ds -> do
          [Char] -> Int -> [Char] -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> [Char] -> m ()
reportSLn [Char]
"tc.decl" Int
45 ([Char] -> TCM ()) -> [Char] -> TCM ()
forall a b. (a -> b) -> a -> b
$
            [Char]
"section " [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ ModuleName -> [Char]
forall a. Pretty a => a -> [Char]
prettyShow ModuleName
mname [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [Char]
" has "
              [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ Int -> [Char]
forall a. Show a => a -> [Char]
show (Telescope -> Int
forall a. [a] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length (Telescope -> Int) -> Telescope -> Int
forall a b. (a -> b) -> a -> b
$ GeneralizeTelescope -> Telescope
A.generalizeTel GeneralizeTelescope
tel) [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [Char]
" parameters and "
              [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ Int -> [Char]
forall a. Show a => a -> [Char]
show ([Declaration] -> Int
forall a. [a] -> Int
forall (t :: * -> *) a. Foldable t => t a -> Int
length [Declaration]
ds) [Char] -> [Char] -> [Char]
forall a. [a] -> [a] -> [a]
++ [Char]
" declarations"
          [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl" Int
45 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$
            Declaration -> TCMT IO Doc
forall a (m :: * -> *).
(ToConcrete a, Pretty (ConOfAbs a), MonadAbsToCon m) =>
a -> m Doc
prettyA (Declaration -> TCMT IO Doc) -> Declaration -> TCMT IO Doc
forall a b. (a -> b) -> a -> b
$ Range
-> Erased
-> ModuleName
-> GeneralizeTelescope
-> [Declaration]
-> Declaration
A.Section Range
info Erased
erased ModuleName
mname GeneralizeTelescope
tel []
          [Declaration] -> (Declaration -> TCM ()) -> TCM ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
t a -> (a -> m b) -> m ()
forM_ [Declaration]
ds ((Declaration -> TCM ()) -> TCM ())
-> (Declaration -> TCM ()) -> TCM ()
forall a b. (a -> b) -> a -> b
$ \ Declaration
d -> do
            [Char] -> Int -> TCMT IO Doc -> TCM ()
forall (m :: * -> *).
MonadDebug m =>
[Char] -> Int -> TCMT IO Doc -> m ()
reportSDoc [Char]
"tc.decl" Int
45 (TCMT IO Doc -> TCM ()) -> TCMT IO Doc -> TCM ()
forall a b. (a -> b) -> a -> b
$ Declaration -> TCMT IO Doc
forall a (m :: * -> *).
(ToConcrete a, Pretty (ConOfAbs a), MonadAbsToCon m) =>
a -> m Doc
prettyA Declaration
d
        Declaration
_ -> () -> TCM ()
forall a. a -> TCMT IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ()