From 89a9f215533045fbd745271bba7c650e43fca646 Mon Sep 17 00:00:00 2001
From: Shivakar Vulli <svulli@shivakar.com>
Date: Sat, 15 Jul 2017 08:30:52 -0400
Subject: [PATCH] Reverting back to tighter option spec regex

---
 include/cxxopts.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/cxxopts.hpp b/include/cxxopts.hpp
index dab1351..f4fa7df 100644
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@@ -884,7 +884,7 @@ namespace cxxopts
       ("--([[:alnum:]][-_[:alnum:]]+)(=(.*))?|-([[:alnum:]]+)");
 
     std::basic_regex<char> option_specifier
-      ("(([[:alnum:]]),)?\\s*([[:alnum:]][-_[:alnum:]]*)?");
+      ("(([[:alnum:]]),)?[ ]*([[:alnum:]][-_[:alnum:]]*)?");
 
     String
     format_option