28 lines
961 B
Diff
28 lines
961 B
Diff
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Compatibility with GHC 8.10 and template-haskell 2.16.
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Taken from
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https://raw.githubusercontent.com/archlinux/svntogit-community/packages/haskell-language-haskell-extract/trunk/ghc-8.10.patch
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diff --git a/src/Language/Haskell/Extract.hs b/src/Language/Haskell/Extract.hs
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index 3e8958b..43dfe04 100644
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--- a/src/Language/Haskell/Extract.hs
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+++ b/src/Language/Haskell/Extract.hs
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@@ -1,3 +1,4 @@
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+{-# LANGUAGE CPP #-}
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module Language.Haskell.Extract (
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functionExtractor,
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functionExtractorMap,
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@@ -25,7 +26,11 @@ extractAllFunctions pattern =
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functionExtractor :: String -> ExpQ
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functionExtractor pattern =
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do functions <- extractAllFunctions pattern
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- let makePair n = TupE [ LitE $ StringL n , VarE $ mkName n]
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+ let makePair n = TupE
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+#if MIN_VERSION_template_haskell(2,16,0)
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+ $ map Just
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+#endif
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+ [ LitE $ StringL n , VarE $ mkName n]
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return $ ListE $ map makePair functions
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