From fd123adfcc517b0b31881086a4163c288191ed37 Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Sat, 28 Oct 2017 21:36:01 +0200
Subject: Add optional whitespace

---
 src/parser.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/parser.rs b/src/parser.rs
index 66900a4..01faef2 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -136,9 +136,12 @@ pub enum Iterspec {
     Every(i64, Unit),
 }
 
+use nom::whitespace::sp;
+
 named!(amount_expr<AmountExpr>, do_parse!(
     amount:amount_parser >>
-    o: opt!(do_parse!(op:operator_parser >> amexp:amount_expr >> ((op, Box::new(amexp))))) >>
+    opt!(sp) >>
+    o: opt!(do_parse!(op:operator_parser >> opt!(sp) >> amexp:amount_expr >> ((op, Box::new(amexp))))) >>
     (AmountExpr { amount: amount, next: o, })
 ));
 
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