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[ elab ] Support easy collection of information during
TTImp
traverse
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tests/idris2/reflection/reflection027/TraverseWithConst.idr
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module TraverseWithConst | ||
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import Data.SortedSet | ||
import Data.SortedMap -- workaround for issue #2439 | ||
import Data.SortedMap.Dependent -- workaround for issue #2439 | ||
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import Control.Applicative.Const | ||
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import Language.Reflection | ||
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names : TTImp -> SortedSet Name | ||
names = runConst . mapATTImp' f where | ||
f : TTImp -> Const (SortedSet Name) TTImp -> Const (SortedSet Name) TTImp | ||
f (IVar _ n) = const $ MkConst $ SortedSet.singleton n | ||
f _ = id | ||
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%language ElabReflection | ||
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logNames : TTImp -> Elab () | ||
logNames expr = do | ||
logSugaredTerm "elab.test" 0 "term being analysed" expr | ||
logMsg "elab.test" 0 "- names: \{show $ SortedSet.toList $ names expr}" | ||
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%runElab logNames `(f (a b) (c d)) | ||
%runElab logNames `(Prelude.id $ Prelude.pure 5) | ||
%runElab logNames `(do | ||
x <- action1 a b | ||
y <- action2 b x | ||
pure (x, y)) |
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1/1: Building TraverseWithConst (TraverseWithConst.idr) | ||
LOG elab.test:0: term being analysed: f (a b) (c d) | ||
LOG elab.test:0: - names: [a, b, c, d, f] | ||
LOG elab.test:0: term being analysed: id (pure (fromInteger 5)) | ||
LOG elab.test:0: - names: [Prelude.id, Prelude.pure, fromInteger] | ||
LOG elab.test:0: term being analysed: action1 a b >>= (\x => action2 b x >>= (\y => pure _)) | ||
LOG elab.test:0: - names: [Builtin.MkPair, Builtin.Pair, >>=, a, action1, action2, b, pure, x, y] |
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. ../../../testutils.sh | ||
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check TraverseWithConst.idr |
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package a-test |