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Improve help output of hls compile

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This commit is contained in:
Julian Ospald 2022-01-29 20:02:33 +01:00
parent 2aac17ac5f
commit c9216fb444
Signed by: hasufell
GPG Key ID: 3786C5262ECB4A3F
2 changed files with 6 additions and 13 deletions
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12
app/ghcup/GHCup/OptParse/Common.hs
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@ -89,18 +89,6 @@ toolVersionArgument criteria tool =
mv _ = "VERSION|TAG"
toolVersionOption :: Maybe ListCriteria -> Maybe Tool -> Parser ToolVersion
toolVersionOption criteria tool =
option (eitherReader toolVersionEither)
( sh tool
<> completer (tagCompleter (fromMaybe GHC tool) [])
<> foldMap (completer . versionCompleter criteria) tool)
where
sh (Just GHC) = long "ghc" <> metavar "GHC_VERSION|TAG"
sh (Just HLS) = long "hls" <> metavar "HLS_VERSION|TAG"
sh _ = long "version" <> metavar "VERSION|TAG"
versionParser :: Parser GHCTargetVersion
versionParser = option
(eitherReader tVersionEither)

7
app/ghcup/GHCup/OptParse/Compile.hs
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@ -340,7 +340,12 @@ hlsCompileOpts =
)
)
)
<*> some (toolVersionOption Nothing (Just GHC))
<*> some (
option (eitherReader toolVersionEither)
( long "ghc" <> metavar "GHC_VERSION|TAG" <> help "For which GHC version to compile for (can be specified multiple times)"
<> completer (tagCompleter GHC [])
<> completer (versionCompleter Nothing GHC))
)
<*> many (argument str (metavar "CABAL_ARGS" <> help "Additional arguments to cabal install, prefix with '-- ' (longopts)"))