{-# LANGUAGE LambdaCase #-}
{-# LANGUAGE OverloadedStrings #-}
module Ormolu.Printer.Meat.Pragma
( p_pragmas,
)
where
import Control.Monad
import Data.Char (isUpper)
import Data.List qualified as L
import Data.Set (Set)
import Data.Set qualified as Set
import Data.Text (Text)
import Data.Text qualified as T
import GHC.Driver.Flags (Language)
import GHC.Types.SrcLoc
import Ormolu.Parser.CommentStream
import Ormolu.Parser.Pragma (Pragma (..))
import Ormolu.Printer.Combinators hiding (Placement (..))
import Ormolu.Printer.Comments
data PragmaTy
= Language LanguagePragmaClass
| OptionsGHC
| OptionsHaddock
deriving (PragmaTy -> PragmaTy -> Bool
(PragmaTy -> PragmaTy -> Bool)
-> (PragmaTy -> PragmaTy -> Bool) -> Eq PragmaTy
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: PragmaTy -> PragmaTy -> Bool
== :: PragmaTy -> PragmaTy -> Bool
$c/= :: PragmaTy -> PragmaTy -> Bool
/= :: PragmaTy -> PragmaTy -> Bool
Eq, Eq PragmaTy
Eq PragmaTy =>
(PragmaTy -> PragmaTy -> Ordering)
-> (PragmaTy -> PragmaTy -> Bool)
-> (PragmaTy -> PragmaTy -> Bool)
-> (PragmaTy -> PragmaTy -> Bool)
-> (PragmaTy -> PragmaTy -> Bool)
-> (PragmaTy -> PragmaTy -> PragmaTy)
-> (PragmaTy -> PragmaTy -> PragmaTy)
-> Ord PragmaTy
PragmaTy -> PragmaTy -> Bool
PragmaTy -> PragmaTy -> Ordering
PragmaTy -> PragmaTy -> PragmaTy
forall a.
Eq a =>
(a -> a -> Ordering)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> a)
-> (a -> a -> a)
-> Ord a
$ccompare :: PragmaTy -> PragmaTy -> Ordering
compare :: PragmaTy -> PragmaTy -> Ordering
$c< :: PragmaTy -> PragmaTy -> Bool
< :: PragmaTy -> PragmaTy -> Bool
$c<= :: PragmaTy -> PragmaTy -> Bool
<= :: PragmaTy -> PragmaTy -> Bool
$c> :: PragmaTy -> PragmaTy -> Bool
> :: PragmaTy -> PragmaTy -> Bool
$c>= :: PragmaTy -> PragmaTy -> Bool
>= :: PragmaTy -> PragmaTy -> Bool
$cmax :: PragmaTy -> PragmaTy -> PragmaTy
max :: PragmaTy -> PragmaTy -> PragmaTy
$cmin :: PragmaTy -> PragmaTy -> PragmaTy
min :: PragmaTy -> PragmaTy -> PragmaTy
Ord)
data LanguagePragmaClass
=
ExtensionPack
|
Normal
|
Disabling
|
Final
deriving (LanguagePragmaClass -> LanguagePragmaClass -> Bool
(LanguagePragmaClass -> LanguagePragmaClass -> Bool)
-> (LanguagePragmaClass -> LanguagePragmaClass -> Bool)
-> Eq LanguagePragmaClass
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
== :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
$c/= :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
/= :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
Eq, Eq LanguagePragmaClass
Eq LanguagePragmaClass =>
(LanguagePragmaClass -> LanguagePragmaClass -> Ordering)
-> (LanguagePragmaClass -> LanguagePragmaClass -> Bool)
-> (LanguagePragmaClass -> LanguagePragmaClass -> Bool)
-> (LanguagePragmaClass -> LanguagePragmaClass -> Bool)
-> (LanguagePragmaClass -> LanguagePragmaClass -> Bool)
-> (LanguagePragmaClass
-> LanguagePragmaClass -> LanguagePragmaClass)
-> (LanguagePragmaClass
-> LanguagePragmaClass -> LanguagePragmaClass)
-> Ord LanguagePragmaClass
LanguagePragmaClass -> LanguagePragmaClass -> Bool
LanguagePragmaClass -> LanguagePragmaClass -> Ordering
LanguagePragmaClass -> LanguagePragmaClass -> LanguagePragmaClass
forall a.
Eq a =>
(a -> a -> Ordering)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> Bool)
-> (a -> a -> a)
-> (a -> a -> a)
-> Ord a
$ccompare :: LanguagePragmaClass -> LanguagePragmaClass -> Ordering
compare :: LanguagePragmaClass -> LanguagePragmaClass -> Ordering
$c< :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
< :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
$c<= :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
<= :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
$c> :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
> :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
$c>= :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
>= :: LanguagePragmaClass -> LanguagePragmaClass -> Bool
$cmax :: LanguagePragmaClass -> LanguagePragmaClass -> LanguagePragmaClass
max :: LanguagePragmaClass -> LanguagePragmaClass -> LanguagePragmaClass
$cmin :: LanguagePragmaClass -> LanguagePragmaClass -> LanguagePragmaClass
min :: LanguagePragmaClass -> LanguagePragmaClass -> LanguagePragmaClass
Ord)
p_pragmas :: [([LComment], Pragma)] -> R ()
p_pragmas :: [([LComment], Pragma)] -> R ()
p_pragmas [([LComment], Pragma)]
ps = do
let prepare :: [([LComment], Pragma)] -> [([LComment], (PragmaTy, Text))]
prepare = (([LComment], (PragmaTy, Text)) -> (PragmaTy, Text))
-> [([LComment], (PragmaTy, Text))]
-> [([LComment], (PragmaTy, Text))]
forall b a. Ord b => (a -> b) -> [a] -> [a]
L.sortOn ([LComment], (PragmaTy, Text)) -> (PragmaTy, Text)
forall a b. (a, b) -> b
snd ([([LComment], (PragmaTy, Text))]
-> [([LComment], (PragmaTy, Text))])
-> ([([LComment], Pragma)] -> [([LComment], (PragmaTy, Text))])
-> [([LComment], Pragma)]
-> [([LComment], (PragmaTy, Text))]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. [([LComment], (PragmaTy, Text))]
-> [([LComment], (PragmaTy, Text))]
forall a. Eq a => [a] -> [a]
L.nub ([([LComment], (PragmaTy, Text))]
-> [([LComment], (PragmaTy, Text))])
-> ([([LComment], Pragma)] -> [([LComment], (PragmaTy, Text))])
-> [([LComment], Pragma)]
-> [([LComment], (PragmaTy, Text))]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (([LComment], Pragma) -> [([LComment], (PragmaTy, Text))])
-> [([LComment], Pragma)] -> [([LComment], (PragmaTy, Text))]
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap ([LComment], Pragma) -> [([LComment], (PragmaTy, Text))]
forall {a}. (a, Pragma) -> [(a, (PragmaTy, Text))]
analyze
analyze :: (a, Pragma) -> [(a, (PragmaTy, Text))]
analyze = \case
(a
cs, PragmaLanguage [Text]
xs) ->
let f :: Text -> (a, (PragmaTy, Text))
f Text
x = (a
cs, (LanguagePragmaClass -> PragmaTy
Language (Text -> LanguagePragmaClass
classifyLanguagePragma Text
x), Text
x))
in Text -> (a, (PragmaTy, Text))
f (Text -> (a, (PragmaTy, Text)))
-> [Text] -> [(a, (PragmaTy, Text))]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> [Text]
xs
(a
cs, PragmaOptionsGHC Text
x) -> [(a
cs, (PragmaTy
OptionsGHC, Text
x))]
(a
cs, PragmaOptionsHaddock Text
x) -> [(a
cs, (PragmaTy
OptionsHaddock, Text
x))]
[([LComment], (PragmaTy, Text))]
-> (([LComment], (PragmaTy, Text)) -> R ()) -> R ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
t a -> (a -> m b) -> m ()
forM_ ([([LComment], Pragma)] -> [([LComment], (PragmaTy, Text))]
prepare [([LComment], Pragma)]
ps) ((([LComment], (PragmaTy, Text)) -> R ()) -> R ())
-> (([LComment], (PragmaTy, Text)) -> R ()) -> R ()
forall a b. (a -> b) -> a -> b
$ \([LComment]
cs, (PragmaTy
pragmaTy, Text
x)) ->
[LComment] -> PragmaTy -> Text -> R ()
p_pragma [LComment]
cs PragmaTy
pragmaTy Text
x
p_pragma :: [LComment] -> PragmaTy -> Text -> R ()
p_pragma :: [LComment] -> PragmaTy -> Text -> R ()
p_pragma [LComment]
comments PragmaTy
ty Text
x = do
[LComment] -> (LComment -> R ()) -> R ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
t a -> (a -> m b) -> m ()
forM_ [LComment]
comments ((LComment -> R ()) -> R ()) -> (LComment -> R ()) -> R ()
forall a b. (a -> b) -> a -> b
$ \(L RealSrcSpan
l Comment
comment) -> do
RealSrcSpan -> Comment -> R ()
spitCommentNow RealSrcSpan
l Comment
comment
R ()
newline
Text -> R ()
txt Text
"{-# "
Text -> R ()
txt (Text -> R ()) -> Text -> R ()
forall a b. (a -> b) -> a -> b
$ case PragmaTy
ty of
Language LanguagePragmaClass
_ -> Text
"LANGUAGE"
PragmaTy
OptionsGHC -> Text
"OPTIONS_GHC"
PragmaTy
OptionsHaddock -> Text
"OPTIONS_HADDOCK"
R ()
space
Text -> R ()
txt Text
x
Text -> R ()
txt Text
" #-}"
R ()
newline
classifyLanguagePragma :: Text -> LanguagePragmaClass
classifyLanguagePragma :: Text -> LanguagePragmaClass
classifyLanguagePragma = \case
Text
str | Text
str Text -> Set Text -> Bool
forall a. Ord a => a -> Set a -> Bool
`Set.member` Set Text
extensionPacks -> LanguagePragmaClass
ExtensionPack
Text
"ImplicitPrelude" -> LanguagePragmaClass
Final
Text
"CUSKs" -> LanguagePragmaClass
Final
Text
str ->
case Int -> Text -> (Text, Text)
T.splitAt Int
2 Text
str of
(Text
"No", Text
rest) ->
case Text -> Maybe (Char, Text)
T.uncons Text
rest of
Maybe (Char, Text)
Nothing -> LanguagePragmaClass
Normal
Just (Char
x, Text
_) ->
if Char -> Bool
isUpper Char
x
then LanguagePragmaClass
Disabling
else LanguagePragmaClass
Normal
(Text, Text)
_ -> LanguagePragmaClass
Normal
extensionPacks :: Set Text
extensionPacks :: Set Text
extensionPacks =
[Text] -> Set Text
forall a. Ord a => [a] -> Set a
Set.fromList ([Text] -> Set Text) -> [Text] -> Set Text
forall a b. (a -> b) -> a -> b
$ String -> Text
T.pack (String -> Text) -> (Language -> String) -> Language -> Text
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Language -> String
forall a. Show a => a -> String
show (Language -> Text) -> [Language] -> [Text]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> [Language
forall a. Bounded a => a
minBound :: Language .. Language
forall a. Bounded a => a
maxBound]