module Yi.Keymap.Vim.Ex.Commands.Edit (parse) where
import Control.Applicative
import Control.Monad
import qualified Data.Text as T
import qualified Text.ParserCombinators.Parsec as P
import Yi.Editor
import Yi.File
import Yi.Keymap
import Yi.Keymap.Vim.Common
import qualified Yi.Keymap.Vim.Ex.Commands.Common as Common
import Yi.Keymap.Vim.Ex.Types
parse :: EventString -> Maybe ExCommand
parse = Common.parse $ do
tab <- P.many (P.string "tab")
void $ P.try ( P.string "edit") <|> P.string "e"
void $ P.many1 P.space
filename <- T.pack <$> P.many1 P.anyChar
return $! edit (not (null tab)) filename
edit :: Bool -> T.Text -> ExCommand
edit tab f = Common.impureExCommand {
cmdShow = showEdit tab f
, cmdAction = YiA $ do
when tab $ withEditor newTabE
openNewFile $ T.unpack f
, cmdComplete = (fmap . fmap)
(showEdit tab) (Common.filenameComplete f)
}
showEdit :: Bool -> T.Text -> T.Text
showEdit tab f = (if tab then "tab" else "") `T.append` "edit " `T.append` f