Safe Haskell	None
Language	Haskell2010

GHCJS.Prim

Synopsis

Documentation

newtype JSVal Source #

Constructors

JSVal ()

data WouldBlockException Source #

If a synchronous thread tries to do something that can only be done asynchronously, and the thread is set up to not continue asynchronously, it receives this exception.

Constructors

WouldBlockException

Instances

Show WouldBlockException Source #
Methods showsPrec :: Int -> WouldBlockException -> ShowS # show :: WouldBlockException -> String # showList :: [WouldBlockException] -> ShowS #
Exception WouldBlockException Source #
Methods toException :: WouldBlockException -> SomeException # fromException :: SomeException -> Maybe WouldBlockException # displayException :: WouldBlockException -> String #

data JSException Source #

Constructors

JSException JSVal String

Instances

Show JSException Source #
Methods showsPrec :: Int -> JSException -> ShowS # show :: JSException -> String # showList :: [JSException] -> ShowS #
Exception JSException Source #
Methods toException :: JSException -> SomeException # fromException :: SomeException -> Maybe JSException # displayException :: JSException -> String #

mkJSException :: JSVal -> IO JSException Source #

fromJSString :: JSVal -> String Source #

Low-level conversion utilities for packages that cannot depend on ghcjs-base

returns an empty string if the JSVal does not contain a string

toJSString :: String -> JSVal Source #

toJSArray :: [JSVal] -> IO JSVal Source #

fromJSArray :: JSVal -> IO [JSVal] Source #

fromJSInt :: JSVal -> Int Source #

returns zero if the JSVal does not contain a number

toJSInt :: Int -> JSVal Source #

isNull :: JSVal -> Bool Source #

isUndefined :: JSVal -> Bool Source #

jsNull :: JSVal Source #

getProp :: JSVal -> String -> IO JSVal Source #

getProp' :: JSVal -> JSVal -> IO JSVal Source #