Module

Halogen.Aff

Package: purescript-halogen
Repository: purescript-halogen/purescript-halogen

Re-exports from Halogen.Aff.Driver

#HalogenIO Source

type HalogenIO :: (Type -> Type) -> Type -> (Type -> Type) -> Typetype HalogenIO query output m = { dispose :: m Unit, messages :: Emitter output, query :: forall a. query a -> m (Maybe a) }

A record produced when the root component in a Halogen UI has been run.

query allows external sources to query the root component
messages allows external consumers to receive messages raised by the root component
dispose stops running the UI and finalizes the root component

Re-exports from Halogen.Aff.Util

#selectElement Source

selectElement :: QuerySelector -> Aff (Maybe HTMLElement)

Tries to find an element in the document.

#runHalogenAff Source

runHalogenAff :: forall x. Aff x -> Effect Unit

Runs an Aff value of the type commonly used by Halogen components. Any unhandled errors will be re-thrown as exceptions.

#awaitLoad Source

awaitLoad :: Aff Unit

Waits for the document to load.

#awaitBody Source

awaitBody :: Aff HTMLElement

Waits for the document to load and then finds the body element.