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authoreric thul <thul.eric@gmail.com>2015-04-08 19:49:24 -0400
committereric thul <thul.eric@gmail.com>2015-04-12 11:19:22 -0400
commitc194f84cab66fa6e18b78c32f9cdf2bddf8d1e68 (patch)
tree5470b97ffc561915796f5a8a2a9541d9ebef50ae /src/FS.purs
parent9d38968bbe4bbf54e2ca836d9a1550d74d4da703 (diff)
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Rewrite using purescript for the implementation
Diffstat (limited to 'src/FS.purs')
-rw-r--r--src/FS.purs45
1 files changed, 45 insertions, 0 deletions
diff --git a/src/FS.purs b/src/FS.purs
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1module PursLoader.FS
2 ( FS()
3 , readFileUtf8
4 , readFileUtf8Sync
5 ) where
6
7import Control.Monad.Aff (Aff(), makeAff)
8import Control.Monad.Eff (Eff())
9import Control.Monad.Eff.Exception (Error())
10
11import Data.Function
12
13foreign import data FS :: !
14
15readFileUtf8 :: forall eff. String -> Aff (fs :: FS | eff) String
16readFileUtf8 filepath = makeAff $ runFn3 readFileUtf8Fn filepath
17
18readFileUtf8Sync :: forall eff. String -> Eff (fs :: FS | eff) String
19readFileUtf8Sync filepath = readFileUtf8SyncFn filepath
20
21foreign import readFileUtf8Fn """
22function readFileUtf8Fn(filepath, errback, callback) {
23 return function(){
24 var fs = require('fs');
25
26 fs.readFile(filepath, 'utf-8', function(e, data){
27 if (e) errback(e)();
28 else callback(data)();
29 });
30 };
31}
32""" :: forall eff. Fn3 String
33 (Error -> Eff (fs :: FS | eff) Unit)
34 (String -> Eff (fs :: FS | eff) Unit)
35 (Eff (fs :: FS | eff) Unit)
36
37foreign import readFileUtf8SyncFn """
38function readFileUtf8SyncFn(filepath) {
39 return function(){
40 var fs = require('fs');
41
42 return fs.readFileSync(filepath, {encoding: 'utf-8'});
43 };
44}
45""" :: forall eff. String -> (Eff (fs :: FS | eff) String)