bdb3a63d13
the elm-yesod example contains an example for how to use the elmFile QQ. Note: No spaces before and after the filename!
49 lines
No EOL
1.3 KiB
Haskell
49 lines
No EOL
1.3 KiB
Haskell
{-# LANGUAGE QuasiQuotes, TemplateHaskell, OverloadedStrings, TypeFamilies, MultiParamTypeClasses #-}
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import Data.Text (Text)
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import Language.Elm
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import Language.Elm.Yesod
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import Yesod
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import Yesod.Default.Util
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import Text.Hamlet
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import Text.Julius
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data ElmTest = ElmTest
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-- embedding an external elm file (note: no spaces!)
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mousePage = [elmFile|elm_source/mouse.elm|]
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-- embedding elm code in our Haskell file
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rootPage = [elm|
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main = plainText "Welcome!"
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|]
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-- our Yesod App
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mkYesod "ElmTest" [parseRoutes|
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/ RootR GET
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/mouse MouseR GET
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|]
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-- generateWidget is called with the result of an Elm QuasiQuoter (which is just a
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-- string containing some Elm code, with proper newline escaping)
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getMouseR :: Handler RepHtml
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getMouseR = defaultLayout $ do
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setTitle "Mouse position demo"
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generateWidget mousePage
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getRootR :: Handler RepHtml
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getRootR = defaultLayout $ do
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setTitle "Welcome!"
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generateWidget rootPage
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instance Yesod ElmTest where
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jsLoader _ = BottomOfHeadBlocking
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defaultLayout widget = do
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mmsg <- getMessage
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pc <- widgetToPageContent $ do
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addScriptRemote $ "http://f.cl.ly/items/2e3Z3r3v29263U393c3x/elm-min.js"
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$(whamletFile "templates/default-layout.hamlet")
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hamletToRepHtml $(hamletFile "templates/default-layout-wrapper.hamlet")
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main :: IO ()
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main = warpDebug 3000 ElmTest |