module GlobImports.Exe where
import System.FilePath
import Control.Monad (guard, filterM)
import Control.Monad.State
import Data.String
import Data.DList (DList(..))
import qualified Data.DList as DList
import Data.Foldable (for_)
import System.Directory
import Data.List
import Data.Char
import Control.Applicative
import Data.Maybe
newtype Source = Source { Source -> String
unSource :: FilePath }
newtype SourceContents = SourceContents { SourceContents -> String
unSourceContents :: String }
newtype Destination = Destination { Destination -> String
unDestination :: FilePath }
data AllModelsFile = AllModelsFile
{ AllModelsFile -> Module
amfModuleBase :: Module
, AllModelsFile -> [Module]
amfModuleImports :: [Module]
}
spliceImports
:: Source
-> SourceContents
-> Destination
-> IO ()
spliceImports :: Source -> SourceContents -> Destination -> IO ()
spliceImports (Source String
src) (SourceContents String
srcContents) (Destination String
dest) = do
let (String
dir, String
file) = String -> (String, String)
splitFileName String
src
[String]
files <- (String -> Bool) -> [String] -> [String]
forall a. (a -> Bool) -> [a] -> [a]
filter (String -> String -> Bool
forall a. Eq a => a -> a -> Bool
/= String
file) ([String] -> [String]) -> IO [String] -> IO [String]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> String -> IO [String]
getFilesRecursive String
dir
let
input :: AllModelsFile
input =
AllModelsFile
{ amfModuleBase :: Module
amfModuleBase =
Maybe Module -> Module
forall a. HasCallStack => Maybe a -> a
fromJust (Maybe Module -> Module) -> Maybe Module -> Module
forall a b. (a -> b) -> a -> b
$ String -> Maybe Module
pathToModule String
src
, amfModuleImports :: [Module]
amfModuleImports =
(String -> Maybe Module) -> [String] -> [Module]
forall a b. (a -> Maybe b) -> [a] -> [b]
mapMaybe String -> Maybe Module
pathToModule ((String -> String) -> [String] -> [String]
forall a b. (a -> b) -> [a] -> [b]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (String
dir String -> String -> String
</>) [String]
files)
}
output :: String
output =
AllModelsFile -> String -> String
renderFile AllModelsFile
input String
srcContents
String -> String -> IO ()
writeFile String
dest String
output
getFilesRecursive
:: FilePath
-> IO [FilePath]
getFilesRecursive :: String -> IO [String]
getFilesRecursive String
baseDir = [String] -> [String]
forall a. Ord a => [a] -> [a]
sort ([String] -> [String]) -> IO [String] -> IO [String]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> String -> IO [String]
go []
where
go :: FilePath -> IO [FilePath]
go :: String -> IO [String]
go String
dir = do
[String]
c <- (String -> String) -> [String] -> [String]
forall a b. (a -> b) -> [a] -> [b]
map (String
dir String -> String -> String
</>) ([String] -> [String])
-> ([String] -> [String]) -> [String] -> [String]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (String -> Bool) -> [String] -> [String]
forall a. (a -> Bool) -> [a] -> [a]
filter (String -> [String] -> Bool
forall (t :: * -> *) a. (Foldable t, Eq a) => a -> t a -> Bool
`notElem` [String
".", String
".."]) ([String] -> [String]) -> IO [String] -> IO [String]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> String -> IO [String]
getDirectoryContents (String
baseDir String -> String -> String
</> String
dir)
[[String]]
dirs <- (String -> IO Bool) -> [String] -> IO [String]
forall (m :: * -> *) a.
Applicative m =>
(a -> m Bool) -> [a] -> m [a]
filterM (String -> IO Bool
doesDirectoryExist (String -> IO Bool) -> (String -> String) -> String -> IO Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (String
baseDir String -> String -> String
</>)) [String]
c IO [String] -> ([String] -> IO [[String]]) -> IO [[String]]
forall a b. IO a -> (a -> IO b) -> IO b
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= (String -> IO [String]) -> [String] -> IO [[String]]
forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
forall (m :: * -> *) a b. Monad m => (a -> m b) -> [a] -> m [b]
mapM String -> IO [String]
go
[String]
files <- (String -> IO Bool) -> [String] -> IO [String]
forall (m :: * -> *) a.
Applicative m =>
(a -> m Bool) -> [a] -> m [a]
filterM (String -> IO Bool
doesFileExist (String -> IO Bool) -> (String -> String) -> String -> IO Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (String
baseDir String -> String -> String
</>)) [String]
c
[String] -> IO [String]
forall a. a -> IO a
forall (m :: * -> *) a. Monad m => a -> m a
return ([String]
files [String] -> [String] -> [String]
forall a. [a] -> [a] -> [a]
++ [[String]] -> [String]
forall (t :: * -> *) a. Foldable t => t [a] -> [a]
concat [[String]]
dirs)
renderFile
:: AllModelsFile
-> String
-> String
renderFile :: AllModelsFile -> String -> String
renderFile AllModelsFile
amf String
originalContents =
([String] -> String) -> [[String]] -> String
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap [String] -> String
unlines
[ [String]
modulePrior
, [String]
newImportLines
, [String]
newModuleRest
]
where
originalLines :: [String]
originalLines =
String -> [String]
lines String
originalContents
([String]
modulePrior, [String]
moduleRest) =
case (String -> Bool) -> [String] -> ([String], [String])
forall a. (a -> Bool) -> [a] -> ([a], [a])
break (String
"GLOB_IMPORTS_SPLICE" String -> String -> Bool
forall a. Eq a => [a] -> [a] -> Bool
`isInfixOf`) [String]
originalLines of
([String]
_, []) ->
String -> ([String], [String])
forall a. HasCallStack => String -> a
error (String -> ([String], [String])) -> String -> ([String], [String])
forall a b. (a -> b) -> a -> b
$ [String] -> String
unlines
[ String
"While processing the module, I was unable to find a comment with GLOB_IMPORTS_SPLICE."
, String
"I need this to know where to splice imports into the file. Please add a comment like "
, String
"this to the source file in the import section: "
, String
""
, String
"-- GLOB_IMPORTS_SPLICE"
]
([String]
prior, (String
_globImportLine : [String]
rest)) ->
([String]
prior, [String]
rest)
newModuleRest :: [String]
newModuleRest =
let
([String]
remainingModule, [String]
lastImportLine) =
(String -> Bool) -> [String] -> ([String], [String])
forall a. (a -> Bool) -> [a] -> ([a], [a])
break (String
"import" String -> String -> Bool
forall a. Eq a => [a] -> [a] -> Bool
`isPrefixOf`) ([String] -> [String]
forall a. [a] -> [a]
reverse [String]
moduleRest)
quoteModuleName :: Module -> String
quoteModuleName Module
mod' =
String
"\"" String -> String -> String
forall a. Semigroup a => a -> a -> a
<> Module -> String
moduleName Module
mod' String -> String -> String
forall a. Semigroup a => a -> a -> a
<> String
"\""
mkFirstModuleLine :: Module -> String
mkFirstModuleLine Module
mod' =
String
" [ " String -> String -> String
forall a. Semigroup a => a -> a -> a
<> Module -> String
quoteModuleName Module
mod'
mkRestModuleLine :: Module -> String
mkRestModuleLine Module
mod' =
String
" , " String -> String -> String
forall a. Semigroup a => a -> a -> a
<> Module -> String
quoteModuleName Module
mod'
newLines :: [String]
newLines =
[String] -> [String]
forall a. [a] -> [a]
reverse case AllModelsFile -> [Module]
amfModuleImports AllModelsFile
amf of
[] ->
[]
(Module
firstModule : [Module]
restModules) ->
[ String
"_importedModules :: [String]"
, String
"_importedModules ="
, Module -> String
mkFirstModuleLine Module
firstModule
] [String] -> [String] -> [String]
forall a. Semigroup a => a -> a -> a
<> (Module -> String) -> [Module] -> [String]
forall a b. (a -> b) -> [a] -> [b]
map Module -> String
mkRestModuleLine [Module]
restModules
[String] -> [String] -> [String]
forall a. Semigroup a => a -> a -> a
<> [ String
" ]"]
in
[String] -> [String]
forall a. [a] -> [a]
reverse ([[String]] -> [String]
forall (t :: * -> *) a. Foldable t => t [a] -> [a]
concat [[String]
remainingModule, [String]
newLines, [String]
lastImportLine])
newImportLines :: [String]
newImportLines =
(Module -> String) -> [Module] -> [String]
forall a b. (a -> b) -> [a] -> [b]
map (\Module
mod' -> String
"import qualified " String -> String -> String
forall a. Semigroup a => a -> a -> a
<> Module -> String
moduleName Module
mod') (AllModelsFile -> [Module]
amfModuleImports AllModelsFile
amf)
data Module = Module
{ Module -> String
moduleName :: String
, Module -> String
modulePath :: FilePath
}
deriving (Module -> Module -> Bool
(Module -> Module -> Bool)
-> (Module -> Module -> Bool) -> Eq Module
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
$c== :: Module -> Module -> Bool
== :: Module -> Module -> Bool
$c/= :: Module -> Module -> Bool
/= :: Module -> Module -> Bool
Eq, Int -> Module -> String -> String
[Module] -> String -> String
Module -> String
(Int -> Module -> String -> String)
-> (Module -> String)
-> ([Module] -> String -> String)
-> Show Module
forall a.
(Int -> a -> String -> String)
-> (a -> String) -> ([a] -> String -> String) -> Show a
$cshowsPrec :: Int -> Module -> String -> String
showsPrec :: Int -> Module -> String -> String
$cshow :: Module -> String
show :: Module -> String
$cshowList :: [Module] -> String -> String
showList :: [Module] -> String -> String
Show)
mkModulePieces
:: FilePath
-> [String]
mkModulePieces :: String -> [String]
mkModulePieces String
fp = do
let
extension :: String
extension =
String -> String
takeExtension String
fp
Bool -> [()]
forall (f :: * -> *). Alternative f => Bool -> f ()
guard (String
extension String -> String -> Bool
forall a. Eq a => a -> a -> Bool
== String
".hs" Bool -> Bool -> Bool
|| String
extension String -> String -> Bool
forall a. Eq a => a -> a -> Bool
== String
".lhs")
[String] -> [String]
forall a. [a] -> [a]
reverse
([String] -> [String])
-> (String -> [String]) -> String -> [String]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (String -> Bool) -> [String] -> [String]
forall a. (a -> Bool) -> [a] -> [a]
takeWhile (Bool -> Bool
not (Bool -> Bool) -> (String -> Bool) -> String -> Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. String -> Bool
isLowerFirst)
([String] -> [String])
-> (String -> [String]) -> String -> [String]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. [String] -> [String]
forall a. [a] -> [a]
reverse
([String] -> [String])
-> (String -> [String]) -> String -> [String]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (String -> Bool) -> [String] -> [String]
forall a. (a -> Bool) -> [a] -> [a]
filter String -> Bool
forall {a}. (Eq a, IsString a) => a -> Bool
noDots
([String] -> [String])
-> (String -> [String]) -> String -> [String]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. String -> [String]
splitDirectories
(String -> [String]) -> (String -> String) -> String -> [String]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. String -> String
dropExtension
(String -> [String]) -> String -> [String]
forall a b. (a -> b) -> a -> b
$ String
fp
where
noDots :: a -> Bool
noDots a
x =
a
"." a -> a -> Bool
forall a. Eq a => a -> a -> Bool
/= a
x Bool -> Bool -> Bool
&& a
".." a -> a -> Bool
forall a. Eq a => a -> a -> Bool
/= a
x
isLowerFirst :: String -> Bool
isLowerFirst :: String -> Bool
isLowerFirst [] = Bool
True
isLowerFirst (Char
c:String
_) = Char -> Bool
isLower Char
c
pathToModule
:: FilePath
-> Maybe Module
pathToModule :: String -> Maybe Module
pathToModule String
file = do
case String -> [String]
mkModulePieces String
file of
[] ->
Maybe Module
forall a. Maybe a
forall (f :: * -> *) a. Alternative f => f a
empty
String
x : [String]
xs -> do
Bool -> Maybe ()
forall (f :: * -> *). Alternative f => Bool -> f ()
guard (Bool -> Maybe ()) -> Bool -> Maybe ()
forall a b. (a -> b) -> a -> b
$ (String -> Bool) -> [String] -> Bool
forall (t :: * -> *) a. Foldable t => (a -> Bool) -> t a -> Bool
all String -> Bool
isValidModuleName (String
x String -> [String] -> [String]
forall a. a -> [a] -> [a]
: [String]
xs)
Module -> Maybe Module
forall a. a -> Maybe a
forall (f :: * -> *) a. Applicative f => a -> f a
pure Module
{ moduleName :: String
moduleName = String -> [String] -> String
forall a. [a] -> [[a]] -> [a]
intercalate String
"." (String
xString -> [String] -> [String]
forall a. a -> [a] -> [a]
:[String]
xs)
, modulePath :: String
modulePath = String
file
}
isValidModuleName :: String -> Bool
isValidModuleName :: String -> Bool
isValidModuleName [] = Bool
False
isValidModuleName (Char
c:String
cs) = Char -> Bool
isUpper Char
c Bool -> Bool -> Bool
&& (Char -> Bool) -> String -> Bool
forall (t :: * -> *) a. Foldable t => (a -> Bool) -> t a -> Bool
all Char -> Bool
isValidModuleChar String
cs
isValidModuleChar :: Char -> Bool
isValidModuleChar :: Char -> Bool
isValidModuleChar Char
c = Char -> Bool
isAlphaNum Char
c Bool -> Bool -> Bool
|| Char
c Char -> Char -> Bool
forall a. Eq a => a -> a -> Bool
== Char
'_' Bool -> Bool -> Bool
|| Char
c Char -> Char -> Bool
forall a. Eq a => a -> a -> Bool
== Char
'\''
casify :: String -> String
casify :: String -> String
casify String
str = String -> [String] -> String
forall a. [a] -> [[a]] -> [a]
intercalate String
"_" ([String] -> String) -> [String] -> String
forall a b. (a -> b) -> a -> b
$ (Char -> Char -> Bool) -> String -> [String]
forall a. (a -> a -> Bool) -> [a] -> [[a]]
groupBy (\Char
a Char
b -> Char -> Bool
isUpper Char
a Bool -> Bool -> Bool
&& Char -> Bool
isLower Char
b) String
str
stripSuffix :: Eq a => [a] -> [a] -> Maybe [a]
stripSuffix :: forall a. Eq a => [a] -> [a] -> Maybe [a]
stripSuffix [a]
suffix [a]
str =
[a] -> [a]
forall a. [a] -> [a]
reverse ([a] -> [a]) -> Maybe [a] -> Maybe [a]
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> [a] -> [a] -> Maybe [a]
forall a. Eq a => [a] -> [a] -> Maybe [a]
stripPrefix ([a] -> [a]
forall a. [a] -> [a]
reverse [a]
suffix) ([a] -> [a]
forall a. [a] -> [a]
reverse [a]
str)