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-rw-r--r--compiler/GHC/Hs/Dump.hs7
1 files changed, 7 insertions, 0 deletions
diff --git a/compiler/GHC/Hs/Dump.hs b/compiler/GHC/Hs/Dump.hs
index 5ba1df580b..de9848e139 100644
--- a/compiler/GHC/Hs/Dump.hs
+++ b/compiler/GHC/Hs/Dump.hs
@@ -12,6 +12,7 @@
module GHC.Hs.Dump (
-- * Dumping ASTs
showAstData,
+ showAstDataFull,
BlankSrcSpan(..),
BlankEpAnnotations(..),
) where
@@ -35,12 +36,18 @@ import GHC.Utils.Outputable
import Data.Data hiding (Fixity)
import qualified Data.ByteString as B
+-- | Should source spans be removed from output.
data BlankSrcSpan = BlankSrcSpan | BlankSrcSpanFile | NoBlankSrcSpan
deriving (Eq,Show)
+-- | Should EpAnnotations be removed from output.
data BlankEpAnnotations = BlankEpAnnotations | NoBlankEpAnnotations
deriving (Eq,Show)
+-- | Show the full AST as the compiler sees it.
+showAstDataFull :: Data a => a -> SDoc
+showAstDataFull = showAstData NoBlankSrcSpan NoBlankEpAnnotations
+
-- | Show a GHC syntax tree. This parameterised because it is also used for
-- comparing ASTs in ppr roundtripping tests, where the SrcSpan's are blanked
-- out, to avoid comparing locations, only structure