The Prelude type checks!

This commit is contained in:
Edwin Brady 2019-06-13 13:23:21 +01:00
parent 2374f23320
commit 772b098de0
37 changed files with 1576 additions and 90 deletions

89
libs/prelude/Builtin.idr Normal file
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@ -0,0 +1,89 @@
module Builtin
-- The most primitive data types; things which are used by desugaring
-- Totality assertions
%inline
public export
assert_total : {0 a : _} -> a -> a
assert_total x = x
%inline
public export
assert_smaller : {0 a, b : _} -> (x : a) -> (y : b) -> b
assert_smaller x y = y
-- Unit type and pairs
public export
data Unit = MkUnit
public export
data Pair : Type -> Type -> Type where
MkPair : {0 a, b : Type} -> (1 x : a) -> (1 y : b) -> Pair a b
public export
fst : {0 a, b : Type} -> (a, b) -> a
fst (x, y) = x
public export
snd : {0 a, b : Type} -> (a, b) -> b
snd (x, y) = y
-- This directive tells auto implicit search what to use to look inside pairs
%pair Pair fst snd
namespace DPair
public export
data DPair : (a : Type) -> (a -> Type) -> Type where
MkDPair : {0 a : Type} -> {0 p : a -> Type} ->
(1 x : a) -> (1 y : p x)-> DPair a p
public export
fst : DPair a p -> a
fst (MkDPair x y) = x
public export
snd : (x : DPair a p) -> p (fst x)
snd (MkDPair x y) = y
-- The empty type
public export
data Void : Type where
-- Equality
public export
data Equal : forall a, b . a -> b -> Type where
Refl : {0 x : a} -> Equal x x
%name Equal prf
%inline
public export
rewrite__impl : {0 x, y : a} -> (0 p : _) ->
(0 rule : x = y) -> (1 val : p y) -> p x
rewrite__impl p Refl prf = prf
%rewrite Equal rewrite__impl
%inline
public export
replace : forall x, y, p . (0 rule : x = y) -> p x -> p y
replace Refl prf = prf
%inline
public export
sym : (0 rule : x = y) -> y = x
sym Refl = Refl
%inline
public export
trans : forall a, b, c . (0 l : a = b) -> (0 r : b = c) -> a = c
trans Refl Refl = Refl
public export
believe_me : a -> b
believe_me = prim__believe_me _ _

1156
libs/prelude/Prelude.idr Normal file

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81
libs/prelude/PrimIO.idr Normal file
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@ -0,0 +1,81 @@
module PrimIO
import Builtin
public export
data IORes : Type -> Type where
MkIORes : (result : a) -> (1 x : %World) -> IORes a
export
data IO : Type -> Type where
MkIO : (1 fn : (1 x : %World) -> IORes a) -> IO a
export
io_pure : a -> IO a
io_pure x = MkIO (\w => MkIORes x w)
export
io_bind : (1 act : IO a) -> (1 k : a -> IO b) -> IO b
io_bind (MkIO fn)
= \k => MkIO (\w => let MkIORes x' w' = fn w
MkIO res = k x' in
res w')
%extern prim__putStr : String -> (1 x : %World) -> IORes ()
%extern prim__getStr : (1 x : %World) -> IORes String
public export
data Ptr : Type where
public export
data ThreadID : Type where
public export
data FArgList : Type where
Nil : FArgList
(::) : {a : Type} -> (1 arg : a) -> (1 args : FArgList) -> FArgList
%extern prim__cCall : (ret : Type) -> String -> (1 args : FArgList) ->
(1 x : %World) -> IORes ret
%extern prim__schemeCall : (ret : Type) -> String -> (1 args : FArgList) ->
(1 x : %World) -> IORes ret
export %inline
primIO : (1 fn : (1 x : %World) -> IORes a) -> IO a
primIO op = MkIO op
export %inline
schemeCall : (ret : Type) -> String -> (1 args : FArgList) -> IO ret
schemeCall ret fn args = primIO (prim__schemeCall ret fn args)
export %inline
cCall : (ret : Type) -> String -> FArgList -> IO ret
cCall ret fn args = primIO (prim__cCall ret fn args)
export
putStr : String -> IO ()
putStr str = primIO (prim__putStr str)
export
putStrLn : String -> IO ()
putStrLn str = putStr (prim__strAppend str "\n")
export
getLine : IO String
getLine = primIO prim__getStr
export
fork : (1 prog : IO ()) -> IO ThreadID
fork (MkIO act) = schemeCall ThreadID "blodwen-thread" [act]
unsafeCreateWorld : (1 f : (1 x : %World) -> a) -> a
unsafeCreateWorld f = f %MkWorld
unsafeDestroyWorld : (1 x : %World) -> a -> a
unsafeDestroyWorld %MkWorld x = x
export
unsafePerformIO : IO a -> a
unsafePerformIO (MkIO f)
= unsafeCreateWorld (\w => case f w of
MkIORes res w' => unsafeDestroyWorld w' res)

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@ -353,6 +353,29 @@ concreteDets {vars} fc defaults env top pos dets ((p, arg) :: args)
= throw (CantSolveGoal fc [] top)
concrete defs tm top = pure ()
checkConcreteDets : {auto c : Ref Ctxt Defs} ->
{auto u : Ref UST UState} ->
FC -> Bool ->
Env Term vars -> (top : ClosedTerm) ->
NF vars ->
Core ()
checkConcreteDets fc defaults env top (NTCon tfc tyn t a args)
= do defs <- get Ctxt
if isPairType tyn defs
then case args of
[(_, aty), (_, bty)] =>
do anf <- evalClosure defs aty
bnf <- evalClosure defs bty
checkConcreteDets fc defaults env top anf
checkConcreteDets fc defaults env top bnf
_ => do sd <- getSearchData fc defaults tyn
concreteDets fc defaults env top 0 (detArgs sd) args
else
do sd <- getSearchData fc defaults tyn
concreteDets fc defaults env top 0 (detArgs sd) args
checkConcreteDets fc defaults env top _
= pure ()
-- Declared at the top
searchType fc rigc defaults depth def top env (Bind nfc x (Pi c p ty) sc)
= pure (Bind nfc x (Lam c p ty)
@ -371,7 +394,8 @@ searchType {vars} fc rigc defaults depth def top env target
then do logNF 10 "Next target: " env nty
sd <- getSearchData fc defaults tyn
-- Check determining arguments are okay for 'args'
concreteDets fc defaults env top 0 (detArgs sd) args
checkConcreteDets fc defaults env top
(NTCon tfc tyn t a args)
tryUnify
(searchLocal fc rigc defaults depth def top env nty)
(tryGroups nty (hintGroups sd))

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@ -229,12 +229,36 @@ addGlobalDef modns as def
addTypeHint : {auto c : Ref Ctxt Defs} ->
FC -> (Name, Name, Bool) -> Core ()
addTypeHint fc (tyn, hintn, d) = addHintFor fc tyn hintn d True
addTypeHint fc (tyn, hintn, d)
= do logC 10 (pure (show !(getFullName hintn) ++ " for " ++
show !(getFullName tyn)))
addHintFor fc tyn hintn d True
addAutoHint : {auto c : Ref Ctxt Defs} ->
(Name, Bool) -> Core ()
addAutoHint (hintn, d) = addGlobalHint hintn d
export
updatePair : {auto c : Ref Ctxt Defs} ->
Maybe PairNames -> Core ()
updatePair p
= do defs <- get Ctxt
put Ctxt (record { options->pairnames $= (p <+>) } defs)
export
updateRewrite : {auto c : Ref Ctxt Defs} ->
Maybe RewriteNames -> Core ()
updateRewrite r
= do defs <- get Ctxt
put Ctxt (record { options->rewritenames $= (r <+>) } defs)
export
updatePrims : {auto c : Ref Ctxt Defs} ->
PrimNames -> Core ()
updatePrims p
= do defs <- get Ctxt
put Ctxt (record { options->primnames = p } defs)
-- Add definitions from a binary file to the current context
-- Returns the "extra" section of the file (user defined data), the interface
-- hash and the list of additional TTCs that need importing
@ -272,8 +296,14 @@ readFromTTC loc reexp fname modNS importAs
setNS (currentNS ttc)
-- Set up typeHints and autoHints based on the loaded data
traverse_ (addTypeHint loc) (typeHints ttc)
defs <- get Ctxt
traverse_ addAutoHint (autoHints ttc)
-- TODO: Set up pair/rewrite etc names, name directives
-- Set up pair/rewrite etc names
updatePair (pairnames ttc)
updateRewrite (rewritenames ttc)
updatePrims (primnames ttc)
-- TODO: Name directives
when (not reexp) clearSavedHints
resetFirstEntry

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@ -1025,11 +1025,14 @@ addHintFor fc tyn hintn_in direct loading
let hs = case lookup tyn (typeHints defs) of
Just hs => hs
Nothing => []
let defs' = record { typeHints $= insert tyn ((hintn, direct) :: hs) }
defs
when True $ -- (not loading) $
put Ctxt (record { saveTypeHints $= ((tyn, hintn, direct) :: )
} defs')
if loading
then put Ctxt
(record { typeHints $= insert tyn ((hintn, direct) :: hs)
} defs)
else put Ctxt
(record { typeHints $= insert tyn ((hintn, direct) :: hs),
saveTypeHints $= ((tyn, hintn, direct) :: )
} defs)
export
addGlobalHint : {auto c : Ref Ctxt Defs} ->

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@ -289,7 +289,7 @@ mutual
glueBack defs env sc',
fused ++ aused)
_ => do tfty <- getTerm gfty
throw (InternalError ("Linearity checking failed on " ++ show f' ++
throw (GenericMsg fc ("Linearity checking failed on " ++ show f' ++
" (" ++ show tfty ++ " not a function type)"))
lcheck rig erase env (As fc as pat)
@ -529,13 +529,15 @@ mutual
| Nothing => throw (InternalError ("Linearity checking failed on " ++ show n))
if linearChecked def
then pure (type def)
else case definition def of
else do case definition def of
PMDef _ _ _ pats =>
do u <- getArgUsage (getLoc (type def))
rig (type def) pats
let ty' = updateUsage u (type def)
updateTy idx ty'
setLinearCheck idx True
logTerm 5 ("New type of " ++
show (fullname def)) ty'
pure ty'
_ => pure (type def)
where
@ -565,9 +567,9 @@ mutual
substMeta (Bind bfc n (Lam c e ty) sc) (a :: as) env
= substMeta sc as (a :: env)
substMeta rhs [] env = pure (substs env rhs)
substMeta _ _ _ = throw (InternalError ("Badly formed metavar solution " ++ show n))
expandMeta rig erase env n idx _ _
= throw (InternalError ("Badly formed metavar solution " ++ show n))
substMeta rhs _ _ = throw (InternalError ("Badly formed metavar solution " ++ show n ++ " " ++ show rhs))
expandMeta rig erase env n idx def _
= throw (InternalError ("Badly formed metavar solution " ++ show n ++ " " ++ show def))
lcheckMeta : {auto c : Ref Ctxt Defs} ->
{auto u : Ref UST UState} ->
@ -590,7 +592,7 @@ mutual
= do defs <- get Ctxt
empty <- clearDefs defs
ty <- quote empty env nty
throw (InternalError ("Linearity checking failed on metavar
throw (GenericMsg fc ("Linearity checking failed on metavar
" ++ show n ++ " (" ++ show ty ++
" not a function type)"))
lcheckMeta rig erase env fc n idx [] chk nty

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@ -105,9 +105,10 @@ parameters (defs : Defs, topopts : EvalOpts)
= pure (NDelay fc r (MkClosure topopts locs env ty)
(MkClosure topopts locs env tm))
eval env locs (TForce fc tm) stk
= do tm' <- eval env locs tm stk
= do tm' <- eval env locs tm []
case tm' of
NDelay fc r _ arg => evalClosure defs arg
NDelay fc r _ arg =>
eval env (arg :: locs) (Local {name = UN "fvar"} fc Nothing _ First) stk
_ => pure (NForce fc tm')
eval env locs (PrimVal fc c) stk = pure $ NPrimVal fc c
eval env locs (Erased fc) stk = pure $ NErased fc

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@ -160,7 +160,7 @@ defaultPPrint : PPrinter
defaultPPrint = MkPPOpts False True False
defaultSession : Session
defaultSession = MkSessionOpts True Chez 0 False
defaultSession = MkSessionOpts False Chez 0 False
defaultElab : ElabDirectives
defaultElab = MkElabDirectives True True

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@ -650,6 +650,10 @@ Weaken Term where
weaken tm = thin {outer = []} _ tm
weakenNs ns tm = insertNames {outer = []} ns tm
export
Weaken Var where
weaken (MkVar p) = MkVar (Later p)
export
varExtend : IsVar x idx xs -> IsVar x idx (xs ++ ys)
-- What Could Possibly Go Wrong?

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@ -259,7 +259,7 @@ mutual
Just (n, Just idx) <- coreLift $ readArray r x
| Just (n, Nothing) =>
corrupt ("Metavar name index " ++ show x)
| Nothing => corrupt ("Metavar name index " ++ show x)
| Nothing => corrupt ("Metavar name index " ++ show x ++ " (not in array)")
xs <- fromBuf r b
pure (Meta fc (UN "metavar") idx xs)
3 => do fc <- fromBuf r b; x <- fromBuf r b

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@ -32,6 +32,12 @@ Eq UnifyMode where
public export
data AddLazy = NoLazy | AddForce | AddDelay LazyReason
export
Show AddLazy where
show NoLazy = "NoLazy"
show AddForce = "AddForce"
show (AddDelay _) = "AddDelay"
public export
record UnifyResult where
constructor MkUnifyResult
@ -301,8 +307,8 @@ instantiate : {auto c : Ref Ctxt Defs} ->
Core ()
instantiate {newvars} loc env mname mref mdef locs otm tm
= do log 5 $ "Instantiating " ++ show tm ++ " in " ++ show newvars
let Hole _ _ = definition mdef
| def => ufail {a=()} loc (show mname ++ " already resolved as " ++ show def)
-- let Hole _ _ = definition mdef
-- | def => ufail {a=()} loc (show mname ++ " already resolved as " ++ show def)
case fullname mdef of
PV pv pi => throw (PatternVariableUnifies loc env (PV pv pi) otm)
_ => pure ()
@ -512,15 +518,16 @@ mutual
{vars : _} ->
UnifyMode -> FC -> Env Term vars ->
(metaname : Name) -> (metaref : Int) ->
(args : List (AppInfo, Closure vars)) ->
(margs : List (AppInfo, Closure vars)) ->
(margs' : List (AppInfo, Closure vars)) ->
(soln : NF vars) ->
Core UnifyResult
-- TODO: if either side is a pattern variable application, and we're in a term,
-- (which will be a type) we can proceed because the pattern variable
-- has to end up pi bound. Unify the right most variables, and continue.
unifyPatVar mode loc env mname mref args tm
unifyPatVar mode loc env mname mref margs margs' tm
= postpone loc "Not in pattern fragment" env
(NApp loc (NMeta mname mref args) []) tm
(NApp loc (NMeta mname mref margs) margs') tm
solveHole : {auto c : Ref Ctxt Defs} ->
{auto u : Ref UST UState} ->
@ -580,10 +587,10 @@ mutual
case !(patternEnv env args) of
Nothing =>
do Just (Hole _ inv) <- lookupDefExact (Resolved mref) (gamma defs)
| _ => unifyPatVar mode loc env mname mref args tmnf
| _ => unifyPatVar mode loc env mname mref margs margs' tmnf
if inv
then unifyHoleApp mode loc env mname mref margs margs' tmnf
else unifyPatVar mode loc env mname mref args tmnf
else unifyPatVar mode loc env mname mref margs margs' tmnf
Just (newvars ** (locs, submv)) =>
do tm <- quote empty env tmnf
case shrinkTerm tm submv of
@ -931,7 +938,7 @@ mutual
unifyD _ _ mode loc env x y
= do defs <- get Ctxt
if x == y
then do log 10 $ "S§kipped unification (equal already): "
then do log 10 $ "Skipped unification (equal already): "
++ show x ++ " and " ++ show y
pure success
else unify mode loc env !(nf defs env x) !(nf defs env y)
@ -946,11 +953,8 @@ mutual
export
Unify Closure where
unifyD _ _ mode loc env x y
= do gam <- get Ctxt
empty <- clearDefs gam
-- 'quote' using an empty global context, because then function
-- names won't reduce until they have to
unify mode loc env !(quote empty env x) !(quote empty env y)
= do defs <- get Ctxt
unify mode loc env !(evalClosure defs x) !(evalClosure defs y)
export
setInvertible : {auto c : Ref Ctxt Defs} ->

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@ -47,6 +47,7 @@ data CLOpt
IdeModeSocket |
||| Run as a checker for the core language TTImp
Yaffle String |
Timing |
BlodwenPaths
@ -95,7 +96,9 @@ options = [MkOpt ["--check", "-c"] [] [CheckOnly]
MkOpt ["--help", "-h", "-?"] [] [Help]
(Just "Display help text"),
MkOpt ["--yaffle", "--ttimp"] ["ttimp file"] (\f => [Yaffle f])
Nothing
Nothing,
MkOpt ["--timing"] [] [Timing]
(Just "Display timing logs")
]
optUsage : OptDesc -> String

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@ -293,7 +293,7 @@ elabInterface {vars} fc vis env nest constraints iname params dets mcon body
(FC, List FnOpt, Name, List ImpClause) ->
Core (Name, List ImpClause)
elabDefault tydecls (fc, opts, n, cs)
= do orig <- branch
= do -- orig <- branch
let dn_in = UN ("Default implementation of " ++ show n)
dn <- inCurrentNS dn_in
@ -310,7 +310,8 @@ elabInterface {vars} fc vis env nest constraints iname params dets mcon body
let cs' = map (changeName dn) cs
processDecl [] nest env (IDef fc dn cs')
-- Reset the original context, we don't need to keep the definition
put Ctxt orig
-- Actually we do for the metadata and name map!
-- put Ctxt orig
pure (n, cs)
where
changeNameTerm : Name -> RawImp -> RawImp

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@ -18,6 +18,8 @@ import Idris.REPLCommon
import Idris.REPLOpts
import Idris.Syntax
import Data.NameMap
import Control.Catchable
processDecl : {auto c : Ref Ctxt Defs} ->
@ -204,7 +206,7 @@ processMod srcf ttcf msg mod sourcecode
-- a phase before this which builds the dependency graph
-- (also that we only build child dependencies if rebuilding
-- changes the interface - will need to store a hash in .ttc!)
traverse readImport imps
traverse_ readImport imps
-- Before we process the source, make sure the "hide_everywhere"
-- names are set to private (TODO, maybe if we want this?)
@ -228,7 +230,9 @@ process : {auto c : Ref Ctxt Defs} ->
process buildmsg file
= do Right res <- coreLift (readFile file)
| Left err => pure [FileErr file err]
case runParser res (do p <- prog file; eoi; pure p) of
parseRes <- logTime ("Parsing " ++ file) $
pure (runParser res (do p <- prog file; eoi; pure p))
case parseRes of
Left err => pure [ParseFail (getParseErrorLoc file err) err]
Right mod =>
-- Processing returns a list of errors across a whole module,
@ -236,16 +240,18 @@ process buildmsg file
-- other possible errors
catch (do initHash
fn <- getTTCFileName file ".ttc"
Just errs <- processMod file fn buildmsg mod res
Just errs <- logTime ("Elaborating " ++ file) $
processMod file fn buildmsg mod res
| Nothing => pure [] -- skipped it
if isNil errs
then
do defs <- get Ctxt
d <- getDirs
makeBuildDirectory (pathToNS (working_dir d) file)
writeToTTC !(get Syn) fn
mfn <- getTTCFileName file ".ttm"
writeToTTM mfn
pure []
logTime ("Writing TTC/TTM for " ++ file) $
do defs <- get Ctxt
d <- getDirs
makeBuildDirectory (pathToNS (working_dir d) file)
writeToTTC !(get Syn) fn
mfn <- getTTCFileName file ".ttm"
writeToTTM mfn
pure []
else pure errs)
(\err => pure [err])

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@ -45,6 +45,8 @@ preOptions (SetCG e :: opts)
preOptions (PkgPath p :: opts)
= do addPkgDir p
preOptions opts
preOptions (Timing :: opts)
= setLogTimings True
preOptions (_ :: opts) = preOptions opts
-- Options to be processed after type checking. Returns whether execution

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@ -86,6 +86,12 @@ doBind ns (IAs fc s n pat)
= IAs fc s n (doBind ns pat)
doBind ns (IMustUnify fc r pat)
= IMustUnify fc r (doBind ns pat)
doBind ns (IDelayed fc r ty)
= IDelayed fc r (doBind ns ty)
doBind ns (IDelay fc tm)
= IDelay fc (doBind ns tm)
doBind ns (IForce fc tm)
= IForce fc (doBind ns tm)
doBind ns (IAlternative fc u alts)
= IAlternative fc u (map (doBind ns) alts)
doBind ns tm = tm

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@ -31,7 +31,7 @@ doPLetRenames ns drops (Bind fc n b@(PLet _ _ _) sc)
doPLetRenames ns drops (Bind fc n b sc)
= case lookup n ns of
Just (c, n') =>
Bind fc n' (setMultiplicity b c)
Bind fc n' (setMultiplicity b (max c (multiplicity b)))
(doPLetRenames ns (n' :: drops) (renameTop n' sc))
Nothing => Bind fc n b (doPLetRenames ns drops sc)
doPLetRenames ns drops sc = sc
@ -107,7 +107,8 @@ elabTermSub {vars} defining mode opts nest env env' sub tm ty
linearCheck (getFC tm) rigc False env chktm
-- Linearity checking looks in case blocks, so no
-- need to check here.
else pure chktm
else do checkNoGuards
pure chktm
-- Put the current hole state back to what it was (minus anything
-- which has been solved in the meantime)
@ -128,7 +129,8 @@ elabTermSub {vars} defining mode opts nest env env' sub tm ty
-- On the RHS, erase everything in a 0-multiplicity position
-- (This doesn't do a full linearity check, just erases by
-- type)
do chkErase <- linearCheck (getFC tm) rigc True env chktm
do dumpConstraints 2 False
chkErase <- linearCheck (getFC tm) rigc True env chktm
pure (chktm, chkErase, chkty)
_ => pure (chktm, chktm, chkty)
where

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@ -30,6 +30,10 @@ getNameType rigc env fc x
do rigSafe rigb rigc
let bty = binderType (getBinder lv env)
addNameType fc x env bty
when (isLinear rigb) $
do est <- get EST
put EST
(record { linearUsed $= ((MkVar lv) :: ) } est)
pure (Local fc (Just rigb) _ lv, gnf env bty)
Nothing =>
do defs <- get Ctxt
@ -194,6 +198,27 @@ mutual
solveIfUndefined env metavar soln
= pure False
-- Defer elaborating anything which will be easier given a known target
-- type (ambiguity, cases, etc)
needsDelay : {auto c : Ref Ctxt Defs} ->
(knownRet : Bool) -> RawImp ->
Core Bool
needsDelay False _ = pure False
needsDelay True (IVar fc n)
= do defs <- get Ctxt
case !(lookupCtxtName n (gamma defs)) of
[] => pure False
[x] => pure False
_ => pure True
needsDelay True (IApp _ f _) = needsDelay True f
needsDelay True (IImplicitApp _ f _ _) = needsDelay True f
needsDelay True (ICase _ _ _ _) = pure True
needsDelay True (ILocal _ _ _) = pure True
needsDelay True (IUpdate _ _ _) = pure True
needsDelay True (IAlternative _ _ _) = pure True
needsDelay True (ISearch _ _) = pure True
needsDelay True _ = pure False
-- Check the rest of an application given the argument type and the
-- raw argument. We choose elaboration order depending on whether we know
-- the return type now. If we know it, elaborate the rest of the
@ -222,7 +247,7 @@ mutual
then pure True
else do sc' <- sc defs (toClosure defaultOpts env (Erased fc))
concrete defs env sc'
if kr then do
if !(needsDelay kr arg) then do
nm <- genMVName x
empty <- clearDefs defs
metaty <- quote empty env aty
@ -300,6 +325,9 @@ mutual
= do let argRig = rigMult rig rigb
checkRestApp rig argRig elabinfo nest env fc (explApp (Just x))
tm x aty sc arg expargs impargs kr expty
-- Function type is delayed, so force the term and continue
checkAppWith rig elabinfo nest env fc tm (NDelayed dfc r ty) expargs impargs kr expty
= checkAppWith rig elabinfo nest env fc (TForce dfc tm) ty expargs impargs kr expty
-- If there's no more arguments given, and the plicities of the type and
-- the expected type line up, stop
checkAppWith rig elabinfo nest env fc tm ty@(NBind tfc x (Pi rigb Implicit aty) sc)

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@ -113,10 +113,20 @@ toRig1 First (b :: bs)
else b :: bs
toRig1 (Later p) (b :: bs) = b :: toRig1 p bs
toRig0 : {idx : Nat} -> .(IsVar name idx vs) -> Env Term vs -> Env Term vs
toRig0 First (b :: bs) = setMultiplicity b Rig0 :: bs
toRig0 (Later p) (b :: bs) = b :: toRig0 p bs
allow : Maybe (Var vs) -> Env Term vs -> Env Term vs
allow Nothing env = env
allow (Just (MkVar p)) env = toRig1 p env
-- If the name is used elsewhere, update its multiplicity so it's
-- not required to be used in the case block
updateMults : List (Var vs) -> Env Term vs -> Env Term vs
updateMults [] env = env
updateMults (MkVar p :: us) env = updateMults us (toRig0 p env)
shrinkImp : SubVars outer vars ->
(Name, ImplBinding vars) -> Maybe (Name, ImplBinding outer)
shrinkImp sub (n, NameBinding c tm ty)
@ -256,6 +266,10 @@ caseBlock {vars} rigc elabinfo fc nest env scr scrtm scrty caseRig alts expected
scrn <- genVarName "scr"
casen <- genCaseName (defining est)
-- Update environment so that linear bindings which were used
-- (esp. in the scrutinee!) are set to 0 in the case type
let env = updateMults (linearUsed est) env
-- The 'pre_env' is the environment we apply any local (nested)
-- names to. Here *all* the names have multiplicity 0 (we're
-- going to abstract over them all again, in case the case block

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@ -105,13 +105,14 @@ record EState (vars : List Name) where
-- Holes standing for pattern variables, which we'll delete
-- once we're done elaborating
allowDelay : Bool -- Delaying elaborators is okay. We can't nest delays.
linearUsed : List (Var vars)
export
data EST : Type where
export
initEStateSub : Int -> Env Term outer -> SubVars outer vars -> EState vars
initEStateSub n env sub = MkEState n env sub [] [] [] [] [] True
initEStateSub n env sub = MkEState n env sub [] [] [] [] [] True []
export
initEState : Int -> Env Term vars -> EState vars
@ -130,7 +131,8 @@ weakenedEState {e}
(bindIfUnsolved est)
(lhsPatVars est)
(allPatVars est)
(allowDelay est))
(allowDelay est)
(map weaken (linearUsed est)))
pure eref
where
wknTms : (Name, ImplBinding vs) ->
@ -158,7 +160,8 @@ strengthenedEState {n} {vars} c e fc env
(bindIfUnsolved est)
(lhsPatVars est)
(allPatVars est)
(allowDelay est))
(allowDelay est)
(mapMaybe dropTop (linearUsed est)))
where
dropSub : SubVars xs (y :: ys) -> Core (SubVars xs ys)
dropSub (DropCons sub) = pure sub
@ -185,6 +188,10 @@ strengthenedEState {n} {vars} c e fc env
_ => throw (GenericMsg fc ("Invalid as binding " ++
show f ++ " " ++ show xnf ++ " : " ++ show ynf))
dropTop : (Var (n :: vs)) -> Maybe (Var vs)
dropTop (MkVar First) = Nothing
dropTop (MkVar (Later p)) = Just (MkVar p)
export
inScope : {auto c : Ref Ctxt Defs} ->
{auto e : Ref EST (EState vars)} ->
@ -208,6 +215,7 @@ updateEnv env sub bif st
(lhsPatVars st)
(allPatVars st)
(allowDelay st)
(linearUsed st)
export
addBindIfUnsolved : Name -> RigCount -> Env Term vars -> Term vars -> Term vars ->
@ -220,6 +228,7 @@ addBindIfUnsolved hn r env tm ty st
(lhsPatVars st)
(allPatVars st)
(allowDelay st)
(linearUsed st)
clearBindIfUnsolved : EState vars -> EState vars
clearBindIfUnsolved st
@ -229,6 +238,7 @@ clearBindIfUnsolved st
(lhsPatVars st)
(allPatVars st)
(allowDelay st)
(linearUsed st)
-- Clear the 'toBind' list, except for the names given
export
@ -473,14 +483,15 @@ processDecl : {vars : _} ->
-- in doing so.
-- Returns a list of constraints which need to be solved for the conversion
-- to work; if this is empty, the terms are convertible.
export
convert : {vars : _} ->
convertWithLazy
: {vars : _} ->
{auto c : Ref Ctxt Defs} ->
{auto u : Ref UST UState} ->
{auto e : Ref EST (EState vars)} ->
(withLazy : Bool) ->
FC -> ElabInfo -> Env Term vars -> Glued vars -> Glued vars ->
Core UnifyResult
convert fc elabinfo env x y
convertWithLazy withLazy fc elabinfo env x y
= let umode : UnifyMode
= case elabMode elabinfo of
InLHS _ => InLHS
@ -491,10 +502,14 @@ convert fc elabinfo env x y
vs <- if isFromTerm x && isFromTerm y
then do xtm <- getTerm x
ytm <- getTerm y
unifyWithLazy umode fc env xtm ytm
if withLazy
then unifyWithLazy umode fc env xtm ytm
else unify umode fc env xtm ytm
else do xnf <- getNF x
ynf <- getNF y
unifyWithLazy umode fc env xnf ynf
if withLazy
then unifyWithLazy umode fc env xnf ynf
else unify umode fc env xnf ynf
when (holesSolved vs) $
solveConstraints umode Normal
pure vs)
@ -514,6 +529,15 @@ convert fc elabinfo env x y
!(normaliseHoles defs env xtm)
!(normaliseHoles defs env ytm) err))
export
convert : {vars : _} ->
{auto c : Ref Ctxt Defs} ->
{auto u : Ref UST UState} ->
{auto e : Ref EST (EState vars)} ->
FC -> ElabInfo -> Env Term vars -> Glued vars -> Glued vars ->
Core UnifyResult
convert = convertWithLazy False
-- Check whether the type we got for the given type matches the expected
-- type.
-- Returns the term and its type.
@ -529,11 +553,14 @@ checkExp : {vars : _} ->
(got : Glued vars) -> (expected : Maybe (Glued vars)) ->
Core (Term vars, Glued vars)
checkExp rig elabinfo env fc tm got (Just exp)
= do vs <- convert fc elabinfo env got exp
= do vs <- convertWithLazy True fc elabinfo env got exp
case (constraints vs) of
[] => case addLazy vs of
NoLazy => pure (tm, got)
AddForce => pure (TForce fc tm, exp)
AddForce => do logTerm 0 "Force" tm
logGlue 0 "Got" env got
logGlue 0 "Exp" env exp
pure (TForce fc tm, exp)
AddDelay r => do ty <- getTerm got
pure (TDelay fc r ty tm, exp)
cs => do defs <- get Ctxt

View File

@ -51,7 +51,7 @@ checkLocal {vars} rig elabinfo nest env fc nestdecls scope expty
applyEnv outer inner
= do n' <- resolveName (Nested outer inner)
pure (inner, (Just (Resolved n'),
\fc, nt => applyToFull fc
\fc, nt => applyTo fc
(Ref fc nt (Resolved n')) env))
-- Update the names in the declarations to the new 'nested' names.

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@ -371,6 +371,9 @@ findImplicits (IMustUnify fc r pat)
= findImplicits pat
findImplicits (IAlternative fc u alts)
= concatMap findImplicits alts
findImplicits (IDelayed fc _ ty) = findImplicits ty
findImplicits (IDelay fc tm) = findImplicits tm
findImplicits (IForce fc tm) = findImplicits tm
findImplicits (IBindVar _ n) = [n]
findImplicits tm = []

View File

@ -1,9 +1,9 @@
1/1: Building Vect (Vect.idr)
Welcome to Idris 2 version 0.0. Fingers crossed!
Main> Main> Cons (S Z) (Cons (S (S Z)) []) : Vect (S (S Z)) Nat
Main> (interactive):1:22--1:25:When unifying Vect Z ?a and Vect (S Z) ?a
Main> (interactive):1:28--1:51:When unifying Vect (S (S Z)) Nat and Vect (S Z) Nat
Mismatch between:
Z
and
S ?k
and
Z
Main> Bye for now!

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@ -1,8 +1,8 @@
Processing as TTImp
Written TTC
Yaffle> Main.foo : (%pi Rig0 Explicit Just {k:45} Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just m Main.Nat (%let Rig0 n Main.Nat (Main.S {k:45}) (%pi RigW Explicit Nothing a (%pi RigW Explicit Nothing ((Main.Vect {k:45}) a) (%pi RigW Explicit Nothing ((Main.Vect m) a) ((Main.Vect ((Main.plus {k:45}) m)) a))))))))
Yaffle> Main.foo : (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just {k:20} Main.Nat (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi RigW Explicit Nothing ((Main.Vect {k:20}) a) (%pi RigW Explicit Nothing a (%let Rig0 n Main.Nat (Main.S {k:20}) ((Main.Vect ((Main.plus {k:20}) m)) a))))))))
Yaffle> Bye for now!
Processing as TTC
Read TTC
Yaffle> Main.foo : (%pi Rig0 Explicit Just {k:45} Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just m Main.Nat (%let Rig0 n ? (Main.S {k:45}) (%pi RigW Explicit Nothing a (%pi RigW Explicit Nothing ((Main.Vect {k:45}) a) (%pi RigW Explicit Nothing ((Main.Vect m) a) ((Main.Vect ((Main.plus {k:45}) m)) a))))))))
Yaffle> Main.foo : (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just {k:20} Main.Nat (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi RigW Explicit Nothing ((Main.Vect {k:20}) a) (%pi RigW Explicit Nothing a (%let Rig0 n ? (Main.S {k:20}) ((Main.Vect ((Main.plus {k:20}) m)) a))))))))
Yaffle> Bye for now!

View File

@ -2,5 +2,5 @@ Processing as TTImp
Written TTC
Yaffle> ((Main.Just [Just a = ((Main.Vect.Vect (Main.S Main.Z)) Integer)]) ((((Main.Vect.Cons [Just k = Main.Z]) [Just a = Integer]) 1) (Main.Vect.Nil [Just a = Integer])))
Yaffle> ((Main.MkInfer [Just a = (Main.List.List Integer)]) (((Main.List.Cons [Just a = Integer]) 1) (Main.List.Nil [Just a = Integer])))
Yaffle> (repl):1:9--1:12:Ambiguous elaboration [($resolved102 ?Main.{a:71}_[]), ($resolved78 ?Main.{a:71}_[])]
Yaffle> (repl):1:9--1:12:Ambiguous elaboration [($resolved94 ?Main.{a:52}_[]), ($resolved78 ?Main.{a:52}_[])]
Yaffle> Bye for now!

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@ -2,9 +2,9 @@ Processing as TTImp
Written TTC
Yaffle> Bye for now!
Processing as TTImp
Vect2.yaff:25:1--26:1:pat 0 {b:34} : Type => pat 0 {a:33} : Type => ($resolved102 {b:34}[1] {a:33}[0] $resolved77 ($resolved92 {a:33}[0]) ($resolved92 {b:34}[1])) is not a valid impossible pattern because it typechecks
Vect2.yaff:25:1--26:1:pat 0 {b:21} : Type => pat 0 {a:20} : Type => ($resolved91 {b:21}[1] {a:20}[0] $resolved75 ($resolved82 {a:20}[0]) ($resolved82 {b:21}[1])) is not a valid impossible pattern because it typechecks
Yaffle> Bye for now!
Processing as TTImp
Vect3.yaff:25:1--26:1:Not a valid impossible pattern:
Vect3.yaff:25:9--25:11:Type mismatch: $resolved76 and ($resolved90 ?Main.{n:28}_[] ?Main.{b:26}_[])
Vect3.yaff:25:9--25:11:Type mismatch: $resolved74 and ($resolved80 ?Main.{n:17}_[] ?Main.{b:15}_[])
Yaffle> Bye for now!

View File

@ -2,6 +2,6 @@ Processing as TTImp
Written TTC
Yaffle> Main.lookup: All cases covered
Yaffle> Main.lookup':
($resolved132 {arg:0} {arg:1} (Main.FZ {m:0}) {arg:3})
Yaffle> Main.lookup'': Calls non covering function $resolved132
($resolved114 {arg:0} {arg:1} (Main.FZ {m:0}) {arg:3})
Yaffle> Main.lookup'': Calls non covering function $resolved114
Yaffle> Bye for now!

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@ -2,14 +2,14 @@ Processing as TTImp
Written TTC
Yaffle> Bye for now!
Processing as TTImp
Dot2.yaff:15:1--16:1:When elaborating left hand side of $resolved92:
Dot2.yaff:15:10--15:15:Can't match on ($resolved73 ?{P:n:92}_[] ?{P:m:92}_[]) (Not a constructor application or primitive) - it elaborates to ($resolved73 ?{P:n:92}_[] ?{P:n:92}_[])
Dot2.yaff:15:1--16:1:When elaborating left hand side of $resolved79:
Dot2.yaff:15:10--15:15:Can't match on ($resolved73 ?{P:n:79}_[] ?{P:m:79}_[]) (Not a constructor application or primitive) - it elaborates to ($resolved73 ?{P:n:79}_[] ?{P:n:79}_[])
Yaffle> Bye for now!
Processing as TTImp
Dot3.yaff:18:1--20:1:When elaborating left hand side of $resolved100:
Dot3.yaff:18:10--18:15:Can't match on ($resolved73 ?{P:x:100}_[] ?{P:y:100}_[]) (Not a constructor application or primitive) - it elaborates to ($resolved73 ?Main.{_:30}_[] ?Main.{_:29}_[])
Dot3.yaff:18:1--20:1:When elaborating left hand side of $resolved82:
Dot3.yaff:18:10--18:15:Can't match on ($resolved73 ?{P:x:82}_[] ?{P:y:82}_[]) (Not a constructor application or primitive) - it elaborates to ($resolved73 ?Main.{_:8}_[] ?Main.{_:9}_[])
Yaffle> Bye for now!
Processing as TTImp
Dot4.yaff:17:1--19:1:When elaborating left hand side of $resolved100:
Dot4.yaff:17:10--17:15:Can't match on ($resolved73 ?Main.{_:32}_[] ?Main.{_:31}_[]) (Not a constructor application or primitive) - it elaborates to ($resolved73 ?{P:x:100}_[] ?{P:y:100}_[])
Dot4.yaff:17:1--19:1:When elaborating left hand side of $resolved82:
Dot4.yaff:17:10--17:15:Can't match on ($resolved73 ?Main.{_:7}_[] ?Main.{_:8}_[]) (Not a constructor application or primitive) - it elaborates to ($resolved73 ?{P:x:82}_[] ?{P:y:82}_[])
Yaffle> Bye for now!

View File

@ -1,5 +1,5 @@
Processing as TTImp
Written TTC
Yaffle> ((Main.Refl [Just {b:15} = Main.Nat]) [Just x = (Main.S (Main.S (Main.S (Main.S Main.Z))))])
Yaffle> ((Main.Refl [Just {b:7} = Main.Nat]) [Just x = (Main.S (Main.S (Main.S (Main.S Main.Z))))])
Yaffle> Main.etaGood1 : ((((Main.Eq [Just b = (%pi RigW Explicit Nothing Integer (%pi RigW Explicit Nothing Integer Main.Test))]) [Just a = (%pi RigW Explicit Nothing Integer (%pi RigW Explicit Nothing Integer Main.Test))]) Main.MkTest) (%lam RigW Explicit Just x Integer (%lam RigW Explicit Just y Integer ((Main.MkTest x) y))))
Yaffle> Bye for now!

View File

@ -1,4 +1,4 @@
Processing as TTImp
Eta.yaff:16:10--17:1:When unifying: ($resolved84 ((x : Char) -> ((y : ?Main.{_:20}_[x[0]]) -> $resolved92)) ((x : Char) -> ((y : ?Main.{_:20}_[x[0]]) -> $resolved92)) ?Main.{x:26}_[] ?Main.{x:26}_[]) and ($resolved84 ((x : Char) -> ((y : ?Main.{_:20}_[x[0]]) -> $resolved92)) (({arg:16} : Integer) -> (({arg:17} : Integer) -> $resolved92)) $resolved93 \x : Char => \y : ?Main.{_:20}_[x[0]] => ($resolved93 ?Main.{_:24}_[x[1], y[0]] ?Main.{_:23}_[x[1], y[0]]))
Eta.yaff:16:10--17:1:When unifying: ($resolved76 ((x : Char) -> ((y : ?Main.{_:12}_[x[0]]) -> $resolved84)) ((x : Char) -> ((y : ?Main.{_:12}_[x[0]]) -> $resolved84)) ?Main.{x:16}_[] ?Main.{x:16}_[]) and ($resolved76 ((x : Char) -> ((y : ?Main.{_:12}_[x[0]]) -> $resolved84)) (({arg:8} : Integer) -> (({arg:9} : Integer) -> $resolved84)) $resolved85 \x : Char => \y : ?Main.{_:12}_[x[0]] => ($resolved85 ?Main.{_:13}_[x[1], y[0]] ?Main.{_:14}_[x[1], y[0]]))
Eta.yaff:16:10--17:1:Type mismatch: Char and Integer
Yaffle> Bye for now!

View File

@ -1,6 +1,6 @@
Processing as TTImp
Written TTC
Yaffle> Main.foo : (%pi Rig0 Explicit Just {k:36} Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just m Main.Nat (%let Rig0 n Main.Nat (Main.S (Main.S {k:36})) (%pi RigW Explicit Nothing a (%pi Rig0 Explicit Just y a (%pi Rig0 Explicit Just ws ((Main.Vect {k:36}) a) (%let Rig1 zs ((Main.Vect (Main.S {k:36})) a) ((((Main.Cons [Just k = {k:36}]) [Just a = a]) y) ws) (%pi RigW Explicit Nothing ((Main.Vect m) a) ((Main.Vect ((Main.plus n@((Main.S (Main.S {k:36})))) m)) a))))))))))
Yaffle> Main.bar : (%pi Rig0 Explicit Just n Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just xs ((Main.Vect n) a) (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just {k:82} Main.Nat (%let Rig0 n Main.Nat (Main.S {k:82}) (%pi RigW Explicit Just x a (%pi Rig1 Explicit Just zs ((Main.Vect {k:82}) a) (%let Rig0 xs ((Main.Vect n@((Main.S {k:82}))) a) ((((Main.Cons [Just k = {k:82}]) [Just a = a]) x) zs) ((Main.Vect ((Main.plus n@((Main.S {k:82}))) m)) a))))))))))))))
Yaffle> Main.baz : (%pi Rig0 Explicit Just n Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just xs ((Main.Vect n) a) (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just {k:129} Main.Nat (%let Rig0 n Main.Nat (Main.S {k:129}) (%pi RigW Explicit Just x a (%pi Rig0 Explicit Just zs ((Main.Vect {k:129}) a) (%let Rig0 xs ((Main.Vect n@((Main.S {k:129}))) a) ((((Main.Cons [Just k = {k:129}]) [Just a = a]) x) zs) (%let Rig1 ts ((Main.Vect {k:129}) a) zs ((Main.Vect ((Main.plus n@((Main.S {k:129}))) m)) a)))))))))))))))
Yaffle> Main.foo : (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just {k:14} Main.Nat (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just ws ((Main.Vect {k:14}) a) (%pi Rig0 Explicit Just y a (%let Rig1 zs ((Main.Vect (Main.S {k:14})) a) ((((Main.Cons [Just k = {k:14}]) [Just a = a]) y) ws) (%pi RigW Explicit Nothing a (%let Rig0 n Main.Nat (Main.S (Main.S {k:14})) ((Main.Vect ((Main.plus (Main.S (Main.S {k:14}))) m)) a))))))))))
Yaffle> Main.bar : (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just n Main.Nat (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just xs ((Main.Vect n) a) (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just {k:41} Main.Nat (%pi Rig1 Explicit Just zs ((Main.Vect {k:41}) a) (%pi RigW Explicit Just x a (%let Rig0 xs ((Main.Vect (Main.S {k:41})) a) ((((Main.Cons [Just k = {k:41}]) [Just a = a]) x) zs) (%let Rig0 n Main.Nat (Main.S {k:41}) ((Main.Vect ((Main.plus (Main.S {k:41})) m)) a))))))))))))))
Yaffle> Main.baz : (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi Rig0 Explicit Just n Main.Nat (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just xs ((Main.Vect n) a) (%pi Rig0 Explicit Just m Main.Nat (%pi Rig0 Explicit Just a %type (%pi RigW Explicit Nothing ((Main.Vect m) a) (%pi Rig0 Explicit Just {k:69} Main.Nat (%pi Rig0 Explicit Just zs ((Main.Vect {k:69}) a) (%pi RigW Explicit Just x a (%let Rig0 xs ((Main.Vect (Main.S {k:69})) a) ((((Main.Cons [Just k = {k:69}]) [Just a = a]) x) zs) (%let Rig0 n Main.Nat (Main.S {k:69}) (%let Rig1 ts ((Main.Vect {k:69}) a) zs ((Main.Vect ((Main.plus (Main.S {k:69})) m)) a)))))))))))))))
Yaffle> Bye for now!

View File

@ -1,6 +1,6 @@
Processing as TTImp
Written TTC
Yaffle> (((((Main.There [Just {a:17} = Main.Nat]) [Just y = (Main.S Main.Z)]) [Just xs = (((Main.Cons [Just a = Main.Nat]) Main.Z) (Main.Nil [Just a = Main.Nat]))]) [Just x = Main.Z]) (((Main.Here [Just {a:10} = Main.Nat]) [Just xs = (Main.Nil [Just a = Main.Nat])]) [Just x = Main.Z]))
Yaffle> (((Main.Here [Just {a:10} = Main.Nat]) [Just xs = (((Main.Cons [Just a = Main.Nat]) Main.Z) (Main.Nil [Just a = Main.Nat]))]) [Just x = (Main.S Main.Z)])
Yaffle> (((((Main.There [Just {impty:14} = Main.Nat]) [Just y = (Main.S Main.Z)]) [Just xs = (((Main.Cons [Just a = Main.Nat]) Main.Z) (Main.Nil [Just a = Main.Nat]))]) [Just x = Main.Z]) (((Main.Here [Just {a:8} = Main.Nat]) [Just xs = (Main.Nil [Just a = Main.Nat])]) [Just x = Main.Z]))
Yaffle> (((Main.Here [Just {a:8} = Main.Nat]) [Just xs = (((Main.Cons [Just a = Main.Nat]) Main.Z) (Main.Nil [Just a = Main.Nat]))]) [Just x = (Main.S Main.Z)])
Yaffle> ((((Main.MkPair [Just b = Integer]) [Just a = String]) "b") 94)
Yaffle> Bye for now!

View File

@ -67,7 +67,7 @@ namespace Vect
tryMap : Nat -> Nat -> List Nat
tryMap $x $y = map (plus x) (Cons y (Cons (S y) Nil))
tryVMap : Nat -> Nat -> Vect ? Nat
tryVMap : Nat -> Nat -> Vect (S (S Z)) Nat
tryVMap $x $y = map (plus x) (Cons y (Cons (S y) Nil))

View File

@ -1,8 +1,8 @@
Processing as TTImp
Written TTC
Yaffle> \0 a : Type => \0 m : Main.Nat => \ys : (Main.Vect m[0] a[1]) => ys[0]
Yaffle> \0 {k:49} : Main.Nat => \0 a : Type => \0 m : Main.Nat => \x : a[1] => \xs : (Main.Vect {k:49}[3] a[2]) => \ys : (Main.Vect m[2] a[3]) => (Main.Cons (Main.plus {k:49}[5] m[3]) a[4] x[2] (Main.append m[3] a[4] {k:49}[5] xs[1] ys[0]))
Yaffle> [((Main.app2 (Main.Nil [Just a = _])) $y) = y, ((Main.app2 ((((Main.Cons [Just k = _]) [Just a = _]) $x) $z)) $y) = ((((Main.Cons [Just k = ((Main.plus {_:242}) m)]) [Just a = a]) x) (((((Main.app2 [Just m = m]) [Just a = a]) [Just n = {_:242}]) z) y))]
Yaffle> [((Main.zip (Main.Nil [Just a = _])) $y) = (Main.Nil [Just a = ((Main.Pair a) b)]), ((Main.zip ((((Main.Cons [Just k = _]) [Just a = _]) $x) $z)) ((((Main.Cons [Just k = _]) [Just a = _]) $y) $w)) = ((((Main.Cons [Just k = {_:368}]) [Just a = ((Main.Pair a) b)]) ((((Main.MkPair [Just b = b]) [Just a = a]) x) y)) (((((Main.zip [Just b = b]) [Just a = a]) [Just n = {_:368}]) z) w))]
Yaffle> [(((Main.zipWith $f) (Main.Nil [Just a = _])) $y) = (Main.Nil [Just a = c]), (((Main.zipWith $f) ((((Main.Cons [Just k = _]) [Just a = _]) $x) $z)) ((((Main.Cons [Just k = _]) [Just a = _]) $y) $w)) = ((((Main.Cons [Just k = {_:497}]) [Just a = c]) ((f x) y)) (((((((Main.zipWith [Just n = {_:497}]) [Just c = c]) [Just b = b]) [Just a = a]) f) z) w))]
Yaffle> \0 m : Main.Nat => \0 a : Type => \ys : (Main.Vect m[1] a[0]) => ys[0]
Yaffle> \0 m : Main.Nat => \0 a : Type => \0 {k:22} : Main.Nat => \ys : (Main.Vect m[2] a[1]) => \xs : (Main.Vect {k:22}[1] a[2]) => \x : a[3] => (Main.Cons (Main.plus {k:22}[3] m[5]) a[4] x[0] (Main.append m[5] a[4] {k:22}[3] xs[1] ys[2]))
Yaffle> [((Main.app2 (Main.Nil [Just a = _])) $y) = y, ((Main.app2 ((((Main.Cons [Just k = _]) [Just a = _]) $x) $z)) $y) = ((((Main.Cons [Just k = ((Main.plus {_:191}) m)]) [Just a = a]) x) (((((Main.app2 [Just m = m]) [Just a = a]) [Just n = {_:191}]) z) y))]
Yaffle> [((Main.zip (Main.Nil [Just a = _])) $y) = (Main.Nil [Just a = ((Main.Pair a) b)]), ((Main.zip ((((Main.Cons [Just k = _]) [Just a = _]) $x) $z)) ((((Main.Cons [Just k = _]) [Just a = _]) $y) $w)) = ((((Main.Cons [Just k = {_:298}]) [Just a = ((Main.Pair a) b)]) ((((Main.MkPair [Just b = b]) [Just a = a]) x) y)) (((((Main.zip [Just b = b]) [Just a = a]) [Just n = {_:298}]) z) w))]
Yaffle> [(((Main.zipWith $f) (Main.Nil [Just a = _])) $y) = (Main.Nil [Just a = c]), (((Main.zipWith $f) ((((Main.Cons [Just k = _]) [Just a = _]) $x) $z)) ((((Main.Cons [Just k = _]) [Just a = _]) $y) $w)) = ((((Main.Cons [Just k = {_:448}]) [Just a = c]) ((f x) y)) (((((((Main.zipWith [Just n = {_:448}]) [Just c = c]) [Just b = b]) [Just a = a]) f) z) w))]
Yaffle> Bye for now!

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@ -5,5 +5,5 @@ Yaffle> Main.ack is total
Yaffle> Main.foo is total
Yaffle> Main.foo' is total
Yaffle> Main.foom is total
Yaffle> Main.pfoom is not terminating due to recursive path $resolved158 -> Main.pfoom -> Main.pfoom
Yaffle> Main.pfoom is not terminating due to recursive path $resolved95 -> Main.pfoom -> Main.pfoom
Yaffle> Bye for now!

View File

@ -3,5 +3,5 @@ Written TTC
Yaffle> (Main.Odd (Main.S Main.Z))
Yaffle> (Main.Even (Main.S Main.Z))
Yaffle> (Main.Nothing [Just a = ((((Main.Eq [Just b = ((Main.Pair Main.Nat) Main.Nat)]) [Just a = ((Main.Pair Main.Nat) Main.Nat)]) ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) Main.Z) (Main.S Main.Z))) ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) (Main.S Main.Z)) (Main.S (Main.S Main.Z))))])
Yaffle> ((Main.Just [Just a = ((((Main.Eq [Just b = ((Main.Pair Main.Nat) Main.Nat)]) [Just a = ((Main.Pair Main.Nat) Main.Nat)]) ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) Main.Z) (Main.S Main.Z))) ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) Main.Z) (Main.S Main.Z)))]) ((Main.Refl [Just {b:15} = ((Main.Pair Main.Nat) Main.Nat)]) [Just x = ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) Main.Z) (Main.S Main.Z))]))
Yaffle> ((Main.Just [Just a = ((((Main.Eq [Just b = ((Main.Pair Main.Nat) Main.Nat)]) [Just a = ((Main.Pair Main.Nat) Main.Nat)]) ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) Main.Z) (Main.S Main.Z))) ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) Main.Z) (Main.S Main.Z)))]) ((Main.Refl [Just {b:7} = ((Main.Pair Main.Nat) Main.Nat)]) [Just x = ((((Main.MkPair [Just b = Main.Nat]) [Just a = Main.Nat]) Main.Z) (Main.S Main.Z))]))
Yaffle> Bye for now!