From c194f84cab66fa6e18b78c32f9cdf2bddf8d1e68 Mon Sep 17 00:00:00 2001
From: eric thul <thul.eric@gmail.com>
Date: Wed, 8 Apr 2015 19:49:24 -0400
Subject: Rewrite using purescript for the implementation

---
 src/LoaderRef.purs | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 src/LoaderRef.purs

(limited to 'src/LoaderRef.purs')

diff --git a/src/LoaderRef.purs b/src/LoaderRef.purs
new file mode 100644
index 0000000..2d62754
--- /dev/null
+++ b/src/LoaderRef.purs
@@ -0,0 +1,75 @@
+module PursLoader.LoaderRef
+  ( LoaderRef()
+  , Loader()
+  , async
+  , cacheable
+  , clearDependencies
+  , resourcePath
+  , addDependency
+  , query
+  ) where
+
+import Control.Monad.Eff (Eff())
+import Control.Monad.Eff.Exception (Error())
+
+import Data.Foreign (Foreign())
+import Data.Function (Fn3(), runFn3)
+import Data.Maybe (Maybe(), fromMaybe, isJust)
+
+data LoaderRef
+
+foreign import data Loader :: !
+
+foreign import asyncFn """
+function asyncFn(isJust, fromMaybe, ref){
+  return function(){
+    var callback = ref.async();
+    return function(error){
+      return function(value){
+        return function(){
+          return isJust(error) ? callback(fromMaybe(new Error())(error))
+                               : callback(null, value);
+        };
+      };
+    };
+  };
+}""" :: forall eff a. Fn3 (Maybe Error -> Boolean)
+                          (Error -> Maybe Error -> Error)
+                          LoaderRef
+                          (Eff (loader :: Loader | eff) (Maybe Error -> a -> Eff (loader :: Loader | eff) Unit))
+
+async :: forall eff a. LoaderRef -> Eff (loader :: Loader | eff) (Maybe Error -> a -> Eff (loader :: Loader | eff) Unit)
+async ref = runFn3 asyncFn isJust fromMaybe ref
+
+foreign import cacheable """
+function cacheable(ref){
+  return function(){
+    return ref.cacheable && ref.cacheable();
+  };
+}""" :: forall eff. LoaderRef -> Eff (loader :: Loader | eff) Unit
+
+foreign import clearDependencies """
+function clearDependencies(ref){
+  return function(){
+    return ref.clearDependencies();
+  };
+}""" :: forall eff. LoaderRef -> Eff (loader :: Loader | eff) Unit
+
+foreign import resourcePath """
+function resourcePath(ref){
+  return ref.resourcePath;
+}""" :: LoaderRef -> String
+
+foreign import addDependency """
+function addDependency(ref){
+  return function(dep){
+    return function(){
+      return ref.addDependency(dep);
+    };
+  };
+}""" :: forall eff. LoaderRef -> String -> Eff (loader :: Loader | eff) Unit
+
+foreign import query """
+function query(ref){
+  return ref.query;
+}""" :: LoaderRef -> String
-- 
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