From e80840c40af5c9108e9aed1573cf4f048a2757b8 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Fri, 27 Mar 2015 02:14:27 +0100
Subject: preparations for dealing with the 'echo $foo' gotcha

---
 lib/pure/algorithm.nim | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'lib/pure/algorithm.nim')

diff --git a/lib/pure/algorithm.nim b/lib/pure/algorithm.nim
index 08d224dfd..a1ab7be13 100644
--- a/lib/pure/algorithm.nim
+++ b/lib/pure/algorithm.nim
@@ -253,16 +253,16 @@ proc product*[T](x: openArray[seq[T]]): seq[seq[T]] =
   while true:
     while indexes[index] == -1:
       indexes[index] = initial[index]
-      index +=1
+      index += 1
       if index == x.len: return
-      indexes[index] -=1
+      indexes[index] -= 1
     for ni, i in indexes:
       next[ni] = x[ni][i]
     var res: seq[T]
     shallowCopy(res, next)
     result.add(res)
     index = 0
-    indexes[index] -=1
+    indexes[index] -= 1
 
 proc nextPermutation*[T](x: var openarray[T]): bool {.discardable.} =
   ## Calculates the next lexicographic permutation, directly modifying ``x``.
-- 
cgit 1.4.1-2-gfad0