{-# LANGUAGE NoImplicitPrelude #-}
{-# LANGUAGE DataKinds #-}
module Stack.Options.ResolverParser where

import qualified Data.Text                         as T
import           Options.Applicative
import           Options.Applicative.Types         (readerAsk)
import           Stack.Options.Utils
import           Stack.Prelude
import           Stack.Types.Resolver

-- | Parser for the resolver
abstractResolverOptsParser :: Bool -> Parser (Unresolved AbstractResolver)
abstractResolverOptsParser :: Bool -> Parser (Unresolved AbstractResolver)
abstractResolverOptsParser Bool
hide =
    ReadM (Unresolved AbstractResolver)
-> Mod OptionFields (Unresolved AbstractResolver)
-> Parser (Unresolved AbstractResolver)
forall a. ReadM a -> Mod OptionFields a -> Parser a
option ReadM (Unresolved AbstractResolver)
readAbstractResolver
        (String -> Mod OptionFields (Unresolved AbstractResolver)
forall (f :: * -> *) a. HasName f => String -> Mod f a
long String
"resolver" Mod OptionFields (Unresolved AbstractResolver)
-> Mod OptionFields (Unresolved AbstractResolver)
-> Mod OptionFields (Unresolved AbstractResolver)
forall a. Semigroup a => a -> a -> a
<>
         String -> Mod OptionFields (Unresolved AbstractResolver)
forall (f :: * -> *) a. HasMetavar f => String -> Mod f a
metavar String
"RESOLVER" Mod OptionFields (Unresolved AbstractResolver)
-> Mod OptionFields (Unresolved AbstractResolver)
-> Mod OptionFields (Unresolved AbstractResolver)
forall a. Semigroup a => a -> a -> a
<>
         String -> Mod OptionFields (Unresolved AbstractResolver)
forall (f :: * -> *) a. String -> Mod f a
help String
"Override resolver in project file" Mod OptionFields (Unresolved AbstractResolver)
-> Mod OptionFields (Unresolved AbstractResolver)
-> Mod OptionFields (Unresolved AbstractResolver)
forall a. Semigroup a => a -> a -> a
<>
         Bool -> Mod OptionFields (Unresolved AbstractResolver)
forall (f :: * -> *) a. Bool -> Mod f a
hideMods Bool
hide)

compilerOptsParser :: Bool -> Parser WantedCompiler
compilerOptsParser :: Bool -> Parser WantedCompiler
compilerOptsParser Bool
hide =
    ReadM WantedCompiler
-> Mod OptionFields WantedCompiler -> Parser WantedCompiler
forall a. ReadM a -> Mod OptionFields a -> Parser a
option ReadM WantedCompiler
readCompilerVersion
        (String -> Mod OptionFields WantedCompiler
forall (f :: * -> *) a. HasName f => String -> Mod f a
long String
"compiler" Mod OptionFields WantedCompiler
-> Mod OptionFields WantedCompiler
-> Mod OptionFields WantedCompiler
forall a. Semigroup a => a -> a -> a
<>
         String -> Mod OptionFields WantedCompiler
forall (f :: * -> *) a. HasMetavar f => String -> Mod f a
metavar String
"COMPILER" Mod OptionFields WantedCompiler
-> Mod OptionFields WantedCompiler
-> Mod OptionFields WantedCompiler
forall a. Semigroup a => a -> a -> a
<>
         String -> Mod OptionFields WantedCompiler
forall (f :: * -> *) a. String -> Mod f a
help String
"Use the specified compiler" Mod OptionFields WantedCompiler
-> Mod OptionFields WantedCompiler
-> Mod OptionFields WantedCompiler
forall a. Semigroup a => a -> a -> a
<>
         Bool -> Mod OptionFields WantedCompiler
forall (f :: * -> *) a. Bool -> Mod f a
hideMods Bool
hide)

readCompilerVersion :: ReadM WantedCompiler
readCompilerVersion :: ReadM WantedCompiler
readCompilerVersion = do
    String
s <- ReadM String
readerAsk
    case Text -> Either PantryException WantedCompiler
parseWantedCompiler (String -> Text
T.pack String
s) of
        Left{} -> String -> ReadM WantedCompiler
forall a. String -> ReadM a
readerError (String -> ReadM WantedCompiler) -> String -> ReadM WantedCompiler
forall a b. (a -> b) -> a -> b
$ String
"Failed to parse compiler: " String -> String -> String
forall a. [a] -> [a] -> [a]
++ String
s
        Right WantedCompiler
x -> WantedCompiler -> ReadM WantedCompiler
forall (m :: * -> *) a. Monad m => a -> m a
return WantedCompiler
x