ghcup-hs/app/ghcup/GHCup/OptParse/List.hs

266 lines
8.3 KiB
Haskell

{-# LANGUAGE CPP #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE RankNTypes #-}
module GHCup.OptParse.List where
import GHCup
import GHCup.Utils.Prelude
import GHCup.Types
import GHCup.OptParse.Common
#if !MIN_VERSION_base(4,13,0)
import Control.Monad.Fail ( MonadFail )
#endif
import Control.Monad.Reader
import Control.Monad.Trans.Resource
import Data.Char
import Data.List ( intercalate, sort )
import Data.Functor
import Data.Maybe
import Data.Versions hiding ( str )
import Data.Void
import Options.Applicative hiding ( style )
import Prelude hiding ( appendFile )
import System.Exit
import System.Console.Pretty hiding ( color )
import qualified Data.Text as T
import qualified System.Console.Pretty as Pretty
import Control.Exception.Safe (MonadMask)
import qualified Text.Megaparsec as MP
import qualified Text.Megaparsec.Char as MPC
---------------
--[ Options ]--
---------------
data ListOptions = ListOptions
{ loTool :: Maybe Tool
, lCriteria :: Maybe ListCriteria
, lRawFormat :: Bool
}
---------------
--[ Parsers ]--
---------------
listOpts :: Parser ListOptions
listOpts =
ListOptions
<$> optional
(option
(eitherReader toolParser)
(short 't' <> long "tool" <> metavar "<ghc|cabal|hls|stack>" <> help
"Tool to list versions for. Default is all"
<> completer (toolCompleter)
)
)
<*> optional
(option
(eitherReader criteriaParser)
( short 'c'
<> long "show-criteria"
<> metavar "<installed|set|available>"
<> help "Show only installed/set/available tool versions"
<> completer (listCompleter ["installed", "set", "available"])
)
)
<*> switch
(short 'r' <> long "raw-format" <> help "More machine-parsable format"
)
-----------------
--[ Utilities ]--
-----------------
printListResult :: Bool -> Bool -> [ListResult] -> IO ()
printListResult no_color raw lr = do
let
color | raw || no_color = (\_ x -> x)
| otherwise = Pretty.color
let
printTag Recommended = color Green "recommended"
printTag Latest = color Yellow "latest"
printTag Prerelease = color Red "prerelease"
printTag (Base pvp'') = "base-" ++ T.unpack (prettyPVP pvp'')
printTag (UnknownTag t ) = t
printTag Old = ""
let
rows =
(\x -> if raw
then x
else [color Green "", "Tool", "Version", "Tags", "Notes"] : x
)
. fmap
(\ListResult {..} ->
let marks = if
| lSet -> (color Green (if isWindows then "IS" else "✔✔"))
| lInstalled -> (color Green (if isWindows then "I " else ""))
| otherwise -> (color Red (if isWindows then "X " else ""))
in
(if raw then [] else [marks])
++ [ fmap toLower . show $ lTool
, case lCross of
Nothing -> T.unpack . prettyVer $ lVer
Just c -> T.unpack (c <> "-" <> prettyVer lVer)
, intercalate "," (filter (/= "") . fmap printTag $ sort lTag)
, intercalate ","
$ (if hlsPowered
then [color Green "hls-powered"]
else mempty
)
++ (if fromSrc then [color Blue "compiled"] else mempty)
++ (if lStray then [color Yellow "stray"] else mempty)
++ (if lNoBindist
then [color Red "no-bindist"]
else mempty
)
]
)
$ lr
let cols =
foldr (\xs ys -> zipWith (:) xs ys) (replicate (length rows) []) rows
lengths = fmap (maximum . fmap strWidth) cols
padded = fmap (\xs -> zipWith padTo xs lengths) rows
forM_ padded $ \row -> putStrLn $ unwords row
where
padTo str' x =
let lstr = strWidth str'
add' = x - lstr
in if add' < 0 then str' else str' ++ replicate add' ' '
-- | Calculate the render width of a string, considering
-- wide characters (counted as double width), ANSI escape codes
-- (not counted), and line breaks (in a multi-line string, the longest
-- line determines the width).
strWidth :: String -> Int
strWidth =
maximum
. (0 :)
. map (foldr (\a b -> charWidth a + b) 0)
. lines
. stripAnsi
-- | Strip ANSI escape sequences from a string.
--
-- >>> stripAnsi "\ESC[31m-1\ESC[m"
-- "-1"
stripAnsi :: String -> String
stripAnsi s' =
case
MP.parseMaybe (many $ "" <$ MP.try ansi <|> pure <$> MP.anySingle) s'
of
Nothing -> error "Bad ansi escape" -- PARTIAL: should not happen
Just xs -> concat xs
where
-- This parses lots of invalid ANSI escape codes, but that should be fine
ansi =
MPC.string "\ESC[" *> digitSemicolons *> suffix MP.<?> "ansi" :: MP.Parsec
Void
String
Char
digitSemicolons = MP.takeWhileP Nothing (\c -> isDigit c || c == ';')
suffix = MP.oneOf ['A', 'B', 'C', 'D', 'H', 'J', 'K', 'f', 'm', 's', 'u']
-- | Get the designated render width of a character: 0 for a combining
-- character, 1 for a regular character, 2 for a wide character.
-- (Wide characters are rendered as exactly double width in apps and
-- fonts that support it.) (From Pandoc.)
charWidth :: Char -> Int
charWidth c = case c of
_ | c < '\x0300' -> 1
| c >= '\x0300' && c <= '\x036F' -> 0
| -- combining
c >= '\x0370' && c <= '\x10FC' -> 1
| c >= '\x1100' && c <= '\x115F' -> 2
| c >= '\x1160' && c <= '\x11A2' -> 1
| c >= '\x11A3' && c <= '\x11A7' -> 2
| c >= '\x11A8' && c <= '\x11F9' -> 1
| c >= '\x11FA' && c <= '\x11FF' -> 2
| c >= '\x1200' && c <= '\x2328' -> 1
| c >= '\x2329' && c <= '\x232A' -> 2
| c >= '\x232B' && c <= '\x2E31' -> 1
| c >= '\x2E80' && c <= '\x303E' -> 2
| c == '\x303F' -> 1
| c >= '\x3041' && c <= '\x3247' -> 2
| c >= '\x3248' && c <= '\x324F' -> 1
| -- ambiguous
c >= '\x3250' && c <= '\x4DBF' -> 2
| c >= '\x4DC0' && c <= '\x4DFF' -> 1
| c >= '\x4E00' && c <= '\xA4C6' -> 2
| c >= '\xA4D0' && c <= '\xA95F' -> 1
| c >= '\xA960' && c <= '\xA97C' -> 2
| c >= '\xA980' && c <= '\xABF9' -> 1
| c >= '\xAC00' && c <= '\xD7FB' -> 2
| c >= '\xD800' && c <= '\xDFFF' -> 1
| c >= '\xE000' && c <= '\xF8FF' -> 1
| -- ambiguous
c >= '\xF900' && c <= '\xFAFF' -> 2
| c >= '\xFB00' && c <= '\xFDFD' -> 1
| c >= '\xFE00' && c <= '\xFE0F' -> 1
| -- ambiguous
c >= '\xFE10' && c <= '\xFE19' -> 2
| c >= '\xFE20' && c <= '\xFE26' -> 1
| c >= '\xFE30' && c <= '\xFE6B' -> 2
| c >= '\xFE70' && c <= '\xFEFF' -> 1
| c >= '\xFF01' && c <= '\xFF60' -> 2
| c >= '\xFF61' && c <= '\x16A38' -> 1
| c >= '\x1B000' && c <= '\x1B001' -> 2
| c >= '\x1D000' && c <= '\x1F1FF' -> 1
| c >= '\x1F200' && c <= '\x1F251' -> 2
| c >= '\x1F300' && c <= '\x1F773' -> 1
| c >= '\x20000' && c <= '\x3FFFD' -> 2
| otherwise -> 1
------------------
--[ Entrypoint ]--
------------------
list :: ( Monad m
, MonadMask m
, MonadUnliftIO m
, MonadFail m
)
=> ListOptions
-> Bool
-> (ReaderT AppState m ExitCode -> m ExitCode)
-> m ExitCode
list ListOptions{..} no_color runAppState =
runAppState (do
l <- listVersions loTool lCriteria
liftIO $ printListResult no_color lRawFormat l
pure ExitSuccess
)