From 5675f8b10dce2305e4d212c0859a27dc46244427 Mon Sep 17 00:00:00 2001
From: Joshua Potter <jrpotter2112@gmail.com>
Date: Sat, 25 Nov 2017 20:14:13 -0800
Subject: [PATCH] Add additional Monad/MonadPlus operators.

---
 src/Postlude.hs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Postlude.hs b/src/Postlude.hs
index 0643a2c..8c90afd 100644
--- a/src/Postlude.hs
+++ b/src/Postlude.hs
@@ -28,7 +28,11 @@ import Control.Monad as X
   , (>>)
   , (>>=)
   , fail
+  , filterM
   , fmap
+  , guard
+  , mplus
+  , mzero
   , return
   )