43 lines
1.4 KiB
Haskell
43 lines
1.4 KiB
Haskell
module Debug (debugInfo) where
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import CabalApi
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import Control.Applicative
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import Control.Monad
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import Data.List (intercalate)
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import Data.Maybe
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import GHC
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import GHCApi
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import Prelude
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import Types
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----------------------------------------------------------------
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debugInfo :: Options -> Cradle -> String -> String -> IO String
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debugInfo opt cradle ver fileName = unlines <$> debug opt cradle ver fileName
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debug :: Options -> Cradle -> String -> String -> IO [String]
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debug opt cradle ver fileName = do
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(gopts, incDir, pkgs) <-
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if cabal then
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fromCabalFile (ghcOpts opt) cradle
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else
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return (ghcOpts opt, [], [])
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[fast] <- withGHC fileName $ do
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void $ initializeFlagsWithCradle opt cradle gopts True
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setTargetFile fileName
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slow <- needsTemplateHaskell <$> depanal [] False
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return [not slow]
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return [
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"GHC version: " ++ ver
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, "Current directory: " ++ currentDir
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, "Cabal file: " ++ cabalFile
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, "GHC options: " ++ unwords gopts
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, "Include directories: " ++ unwords incDir
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, "Dependent packages: " ++ intercalate ", " pkgs
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, "Fast check: " ++ if fast then "Yes" else "No"
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]
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where
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currentDir = cradleCurrentDir cradle
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cabal = isJust $ cradleCabalFile cradle
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cabalFile = fromMaybe "" $ cradleCabalFile cradle
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