elm/libraries/JavaScript.elm

module JavaScript where

{-|This library does basic conversions between Elm and JS values. This allows
the internal data structures of Elm to change and improve with no impact on JS
integration.

# Javascript to Elm
@docs toString, toInt, toFloat, toBool, toList

# JavaScript from Elm
@docs fromString, fromInt, fromFloat, fromBool fromList

-}
{-
# DOM Nodes and Elements
@docs toElement, fromElement
-}

import Native.JavaScript
import open Basics

data JSNumber = JSNumber
data JSBool = JSBool
data JSString = JSString
data JSArray a = JSArray a
data JSDomNode = JSDomNode
data JSObject = JSObject

-- Requires that the input array be uniform (all members have the same type)
toList : JSArray a -> [a]
toList = Native.JavaScript.toList

toInt : JSNumber -> Int
toInt = Native.JavaScript.toInt

toFloat : JSNumber -> Float
toFloat = Native.JavaScript.toFloat

toBool : JSBool -> Bool
toBool = Native.JavaScript.toBool

toString : JSString -> String
toString = Native.JavaScript.toString


-- Produces a uniform JavaScript array with all members of the same type.
fromList : [a] -> JSArray a
fromList = Native.JavaScript.fromList

fromInt : Int -> JSNumber
fromInt = Native.JavaScript.fromInt

fromFloat : Float -> JSNumber
fromFloat = Native.JavaScript.fromFloat

fromBool : Bool -> JSBool
fromBool = Native.JavaScript.fromBool

fromString : String -> JSString
fromString = Native.JavaScript.fromString

{--
{-| Turn an `Element` into a DOM node. -}
fromElement : Element -> JSDomNode
fromElement = Native.JavaScript.fromElement

{-| Turn a DOM node into an `Element`. You can resize the node
using the normal `width` and `height` functions. -}
toElement : Int -> Int -> JSDomNode -> Element
toElement = Native.JavaScript.toElement
--}