From: Samir Benmendil <me@rmz.io>
Date: Sun, 14 Jan 2018 16:55:52 +0000 (+0000)
Subject: Use do block again
X-Git-Url: https://git.rmz.io/my-scheme.git/commitdiff_plain/68bf6f9829f136bb6d1f9c87fc78547f0c290e5c?ds=sidebyside

Use do block again

This is much better
---

diff --git a/app/Main.hs b/app/Main.hs
index 88ae7f7..67ec8dd 100644
--- a/app/Main.hs
+++ b/app/Main.hs
@@ -34,9 +34,9 @@ parseAtom = do
                 _    -> Atom atom
 
 parseNumber :: Parser LispVal
-parseNumber = many1 digit >>= \ ds ->
-              let a = read ds
-              in return $ Number a
+parseNumber = do ds <- many1 digit
+                 let a = read ds
+                 return $ Number a
 
 parseExpr :: Parser LispVal
 parseExpr = parseString