From a525bb1eefd63c1af0810eecac5fa5a47b13978c Mon Sep 17 00:00:00 2001
From: Baptiste Wicht <baptiste.wicht@gmail.com>
Date: Sun, 26 Oct 2014 19:18:41 +0100
Subject: [PATCH] Add an eol between each option groups

---
 src/cxxopts.hpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/cxxopts.hpp b/src/cxxopts.hpp
index f3908c6..3910daf 100644
--- a/src/cxxopts.hpp
+++ b/src/cxxopts.hpp
@@ -909,9 +909,13 @@ Options::help(const std::vector<std::string>& groups) const
   std::string result = "Usage:\n  " + m_program + " [OPTION...]"
     + m_help_string + "\n\n";
 
-  for (const auto& g : groups)
+  for (std::size_t i = 0; i < groups.size(); ++i)
   {
-    result += help_one_group(g);
+    result += help_one_group(groups[i]);
+    if (i < groups.size() - 1)
+    {
+      result += "\n";
+    }
   }
 
   return result;
--
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