{-# LANGUAGE CPP #-}
{-# LANGUAGE PatternSynonyms #-}
{-# LANGUAGE ForeignFunctionInterface #-}
{-# LANGUAGE JavaScriptFFI #-}
-- For HasCallStack compatibility
{-# LANGUAGE ImplicitParams, ConstraintKinds, KindSignatures #-}
module GHCJS.DOM.JSFFI.Generated.XPathNSResolver
       (js_lookupNamespaceURI, lookupNamespaceURI, lookupNamespaceURI_,
        lookupNamespaceURIUnsafe, lookupNamespaceURIUnchecked,
        XPathNSResolver(..), gTypeXPathNSResolver)
       where
import Prelude ((.), (==), (>>=), return, IO, Int, Float, Double, Bool(..), Maybe, maybe, fromIntegral, round, fmap, Show, Read, Eq, Ord)
import qualified Prelude (error)
import Data.Typeable (Typeable)
import GHCJS.Types (JSVal(..), JSString)
import GHCJS.Foreign (jsNull)
import GHCJS.Foreign.Callback (syncCallback, asyncCallback, syncCallback1, asyncCallback1, syncCallback2, asyncCallback2, OnBlocked(..))
import GHCJS.Marshal (ToJSVal(..), FromJSVal(..))
import GHCJS.Marshal.Pure (PToJSVal(..), PFromJSVal(..))
import Control.Monad (void)
import Control.Monad.IO.Class (MonadIO(..))
import Data.Int (Int64)
import Data.Word (Word, Word64)
import Data.Maybe (fromJust)
import GHCJS.DOM.Types
import Control.Applicative ((<$>))
import GHCJS.DOM.EventTargetClosures (EventName, unsafeEventName)
import GHCJS.DOM.JSFFI.Generated.Enums
#if MIN_VERSION_base(4,9,0)
import GHC.Stack (HasCallStack)
#elif MIN_VERSION_base(4,8,0)
import GHC.Stack (CallStack)
import GHC.Exts (Constraint)
type HasCallStack = ((?callStack :: CallStack) :: Constraint)
#else
import GHC.Exts (Constraint)
type HasCallStack = (() :: Constraint)
#endif
 
foreign import javascript unsafe "$1[\"lookupNamespaceURI\"]($2)"
        js_lookupNamespaceURI ::
        XPathNSResolver -> JSString -> IO (Nullable JSString)

-- | <https://developer.mozilla.org/en-US/docs/Web/API/XPathNSResolver.lookupNamespaceURI Mozilla XPathNSResolver.lookupNamespaceURI documentation> 
lookupNamespaceURI ::
                   (MonadIO m, ToJSString prefix, FromJSString result) =>
                     XPathNSResolver -> prefix -> m (Maybe result)
lookupNamespaceURI self prefix
  = liftIO
      (fromMaybeJSString <$>
         (js_lookupNamespaceURI (self) (toJSString prefix)))

-- | <https://developer.mozilla.org/en-US/docs/Web/API/XPathNSResolver.lookupNamespaceURI Mozilla XPathNSResolver.lookupNamespaceURI documentation> 
lookupNamespaceURI_ ::
                    (MonadIO m, ToJSString prefix) => XPathNSResolver -> prefix -> m ()
lookupNamespaceURI_ self prefix
  = liftIO (void (js_lookupNamespaceURI (self) (toJSString prefix)))

-- | <https://developer.mozilla.org/en-US/docs/Web/API/XPathNSResolver.lookupNamespaceURI Mozilla XPathNSResolver.lookupNamespaceURI documentation> 
lookupNamespaceURIUnsafe ::
                         (MonadIO m, ToJSString prefix, HasCallStack,
                          FromJSString result) =>
                           XPathNSResolver -> prefix -> m result
lookupNamespaceURIUnsafe self prefix
  = liftIO
      ((fromMaybeJSString <$>
          (js_lookupNamespaceURI (self) (toJSString prefix)))
         >>= maybe (Prelude.error "Nothing to return") return)

-- | <https://developer.mozilla.org/en-US/docs/Web/API/XPathNSResolver.lookupNamespaceURI Mozilla XPathNSResolver.lookupNamespaceURI documentation> 
lookupNamespaceURIUnchecked ::
                            (MonadIO m, ToJSString prefix, FromJSString result) =>
                              XPathNSResolver -> prefix -> m result
lookupNamespaceURIUnchecked self prefix
  = liftIO
      (fromJust . fromMaybeJSString <$>
         (js_lookupNamespaceURI (self) (toJSString prefix)))