BlobCallback.hs

{-# OPTIONS_GHC -fno-warn-unused-imports #-}
-- | Generated by dom-gen from html (webref). Do not edit.
module JSDOM.Generated.BlobCallback
       (newBlobCallback, newBlobCallbackSync, newBlobCallbackAsync, BlobCallback)
       where
import Prelude ((.), (==), (>>=), (<$>), (++), Bool(..), Maybe(..), IO, Int, Word, Double, Float)
import qualified Prelude as P
import Control.Monad (void)
import Control.Lens.Operators ((^.))
import Language.Javascript.JSaddle (JSM, JSVal, JSString, toJSVal, valToBool, valToNumber, js, jss, jsf, jsg, new, function, asyncFunction, jsUndefined, jsNull)
import JSDOM.Types
import JSDOM.Generated.Enums

newBlobCallback :: (MonadDOM m) => (Maybe Blob -> JSM ()) -> m BlobCallback
newBlobCallback callback = liftDOM (BlobCallback . Callback <$> function (\ _ _ args -> case args ++ P.repeat jsUndefined of
        (blob : _) -> do
          blob' <- fromJSValUnchecked blob
          callback blob'))

newBlobCallbackSync :: (MonadDOM m) => (Maybe Blob -> JSM ()) -> m BlobCallback
newBlobCallbackSync callback = liftDOM (BlobCallback . Callback <$> function (\ _ _ args -> case args ++ P.repeat jsUndefined of
        (blob : _) -> do
          blob' <- fromJSValUnchecked blob
          callback blob'))

newBlobCallbackAsync :: (MonadDOM m) => (Maybe Blob -> JSM ()) -> m BlobCallback
newBlobCallbackAsync callback = liftDOM (BlobCallback . Callback <$> asyncFunction (\ _ _ args -> case args ++ P.repeat jsUndefined of
        (blob : _) -> do
          blob' <- fromJSValUnchecked blob
          callback blob'))