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109 lines
3.9 KiB
Haskell
109 lines
3.9 KiB
Haskell
module Commands.Format where
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import Commands.Base
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import Commands.Format.Options
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import Data.Text qualified as Text
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import Juvix.Formatter
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data FormatNoEditRenderMode
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= ReformattedFile Text
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| InputPath (Path Abs File)
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| Silent
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data FormatRenderMode
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= EditInPlace FormattedFileInfo
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| NoEdit FormatNoEditRenderMode
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data FormatTarget
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= TargetFile (Path Abs File)
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| TargetProject (Path Abs Dir)
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| TargetStdin
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isTargetProject :: FormatTarget -> Bool
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isTargetProject = \case
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TargetProject {} -> True
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_ -> False
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targetFromOptions :: (Members '[Embed IO, App] r) => FormatOptions -> Sem r FormatTarget
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targetFromOptions opts = do
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globalOpts <- askGlobalOptions
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let isStdin = globalOpts ^. globalStdin
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f <- mapM filePathToAbs (opts ^. formatInput)
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pkgDir <- askPkgDir
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case f of
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Just (Left p) -> return (TargetFile p)
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Just Right {} -> return (TargetProject pkgDir)
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Nothing -> do
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isPackageGlobal <- askPackageGlobal
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if
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| isStdin -> return TargetStdin
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| not (isPackageGlobal) -> return (TargetProject pkgDir)
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| otherwise -> do
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printFailureExit $
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Text.unlines
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[ "juvix format error: either 'JUVIX_FILE_OR_PROJECT' or '--stdin' option must be specified",
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"Use the --help option to display more usage information."
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]
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runCommand :: forall r. (Members '[Embed IO, App, Resource, Files] r) => FormatOptions -> Sem r ()
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runCommand opts = do
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target <- targetFromOptions opts
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runOutputSem (renderFormattedOutput target opts) $ runScopeFileApp $ do
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res <- case target of
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TargetFile p -> format p
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TargetProject p -> formatProject p
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TargetStdin -> formatStdin
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let exitFail :: IO a
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exitFail = exitWith (ExitFailure 1)
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case res of
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FormatResultFail -> embed exitFail
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FormatResultNotFormatted ->
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{- use exit code 1 for
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* unformatted files when using --check
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* when running the formatter on a Juvix project
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-}
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when (opts ^. formatCheck || isTargetProject target) (embed exitFail)
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FormatResultOK -> pure ()
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renderModeFromOptions :: FormatTarget -> FormatOptions -> FormattedFileInfo -> FormatRenderMode
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renderModeFromOptions target opts formattedInfo
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| opts ^. formatInPlace = whenContentsModified (EditInPlace formattedInfo)
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| opts ^. formatCheck = NoEdit Silent
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| otherwise = case target of
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TargetFile {} -> NoEdit (ReformattedFile (formattedInfo ^. formattedFileInfoContents))
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TargetProject {} -> whenContentsModified (NoEdit (InputPath (formattedInfo ^. formattedFileInfoPath)))
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TargetStdin -> NoEdit (ReformattedFile (formattedInfo ^. formattedFileInfoContents))
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where
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whenContentsModified :: FormatRenderMode -> FormatRenderMode
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whenContentsModified res
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| formattedInfo ^. formattedFileInfoContentsModified = res
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| otherwise = NoEdit Silent
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renderFormattedOutput :: forall r. (Members '[Embed IO, App, Resource, Files] r) => FormatTarget -> FormatOptions -> FormattedFileInfo -> Sem r ()
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renderFormattedOutput target opts fInfo = do
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let renderMode = renderModeFromOptions target opts fInfo
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outputResult renderMode
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where
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outputResult :: FormatRenderMode -> Sem r ()
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outputResult = \case
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EditInPlace i@FormattedFileInfo {..} ->
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runTempFileIO
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. restoreFileOnError _formattedFileInfoPath
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$ writeFile' _formattedFileInfoPath (i ^. formattedFileInfoContents)
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NoEdit m -> case m of
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ReformattedFile ts -> renderStdOut ts
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InputPath p -> say (pack (toFilePath p))
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Silent -> return ()
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runScopeFileApp :: (Member App r) => Sem (ScopeEff ': r) a -> Sem r a
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runScopeFileApp = interpret $ \case
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ScopeFile p -> do
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let appFile =
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AppPath
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{ _pathPath = mkPrepath (toFilePath p),
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_pathIsInput = False
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}
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runPipeline appFile upToScoping
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ScopeStdin -> runPipelineNoFile upToScoping
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