From dfeeffc60695ffb0c7bbfb148d3e61356d17ccae Mon Sep 17 00:00:00 2001
From: AmirHossein Sojoodi <amir.sojoodi@gmail.com>
Date: Thu, 30 Nov 2023 13:54:41 -0500
Subject: [PATCH] Print long names in help option

Related to #240, #363, and #349
---
 include/cxxopts.hpp | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/include/cxxopts.hpp b/include/cxxopts.hpp
index cbbef80..7596e8d 100644
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@@ -2088,9 +2088,21 @@ format_option
     result += "   ";
   }
 
-  if (!l.empty())
+  auto is_first_name = true;
+  for (const auto& name : o.l)
   {
-    result += " --" + toLocalString(l);
+    if (!name.empty())
+    {
+      if (is_first_name)
+      {
+        result += " --" + toLocalString(name);
+        is_first_name = false;
+      }
+      else
+      {
+        result += ", --" + toLocalString(name);
+      }
+    }
   }
 
   auto arg = !o.arg_help.empty() ? toLocalString(o.arg_help) : "arg";