Update for latest Halogen and PureScript 0.9.1
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# purescript-halogen-template
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[![Dependency Status](https://www.versioneye.com/user/projects/576ebffc6f9c59003d351060/badge.svg?style=flat-square)](https://www.versioneye.com/user/projects/576ebffc6f9c59003d351060)
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This is a template for starting a fresh project using the [purescript-halogen](https://github.com/slamdata/purescript-halogen) library for declarative user interfaces.
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## Prerequisites
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@ -51,6 +53,6 @@ This is an alias for the Pulp command:
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pulp browserify --to dist/app.js
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```
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If you open `dist/index.html` you should now have a basic working Halogen app.
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If you open `dist/index.html` you should now have a basic working Halogen app.
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That's pretty much it. Have fun with Halogen!
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@ -9,7 +9,7 @@
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"dist"
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],
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"dependencies": {
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"purescript-console": "^0.1.0",
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"purescript-halogen": "^0.6.1"
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"purescript-console": "^1.0.0",
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"purescript-halogen": "^0.9.0"
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}
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}
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@ -9,7 +9,8 @@
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"virtual-dom": "^2.1.1"
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},
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"devDependencies": {
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"pulp": "^8.1.0",
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"purescript": "^0.7.6"
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"pulp": "^9.0.1",
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"purescript": "^0.9.1",
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"purescript-psa": "^0.3.9"
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}
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}
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@ -2,12 +2,12 @@ module Main where
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import Prelude
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import Control.Monad.Eff (Eff())
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import Control.Monad.Eff (Eff)
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import Halogen
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import Halogen as H
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import Halogen.HTML.Events.Indexed as HE
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import Halogen.HTML.Indexed as HH
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import Halogen.Util (awaitBody, runHalogenAff)
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import Halogen.HTML.Indexed as H
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import Halogen.HTML.Events.Indexed as E
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data Query a = ToggleState a
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@ -16,32 +16,32 @@ type State = { on :: Boolean }
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initialState :: State
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initialState = { on: false }
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ui :: forall g. Component State Query g
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ui = component { render, eval }
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ui :: forall g. H.Component State Query g
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ui = H.component { render, eval }
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where
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render :: State -> ComponentHTML Query
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render :: State -> H.ComponentHTML Query
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render state =
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H.div_
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[ H.h1_
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[ H.text "Hello world!" ]
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, H.p_
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[ H.text "Why not toggle this button:" ]
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, H.button
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[ E.onClick (E.input_ ToggleState) ]
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[ H.text
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HH.div_
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[ HH.h1_
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[ HH.text "Hello world!" ]
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, HH.p_
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[ HH.text "Why not toggle this button:" ]
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, HH.button
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[ HE.onClick (HE.input_ ToggleState) ]
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[ HH.text
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if not state.on
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then "Don't push me"
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else "I said don't push me!"
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]
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]
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eval :: Natural Query (ComponentDSL State Query g)
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eval :: Query ~> H.ComponentDSL State Query g
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eval (ToggleState next) = do
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modify (\state -> { on: not state.on })
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H.modify (\state -> { on: not state.on })
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pure next
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main :: Eff (HalogenEffects ()) Unit
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main :: Eff (H.HalogenEffects ()) Unit
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main = runHalogenAff do
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body <- awaitBody
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runUI ui initialState body
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H.runUI ui initialState body
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