start option groups

Jarryd Beck
1 parent fd3d4bb2
Showing 2 changed files with 10 additions and 7 deletions
src/cxxopts.cpp
src/cxxopts.hpp
@@ -129,9 +129,9 @@ namespace cxxopts
   }
  
 OptionAdder
-Options::add_options()
+Options::add_options(std::string group)
 {
-  return OptionAdder(*this);
+  return OptionAdder(*this, std::move(group));
 }
  
 OptionAdder&
@@ -153,7 +153,7 @@ OptionAdder::operator()
   const auto& s = result[2];
   const auto& l = result[3];
  
-  m_options.add_option(s.str(), l.str(), desc, value);
+  m_options.add_option(m_group, s.str(), l.str(), desc, value);
  
   return *this;
 }
@@ -342,6 +342,7 @@ Options::parse(int&amp; argc, char**&amp; argv)
 void
 Options::add_option
 (
+  const std::string& group,
   const std::string& s, 
   const std::string& l, 
   const std::string& desc,
@@ -361,7 +362,7 @@ Options::add_option
   }
  
   //add the help details
-  auto& options = m_help[""];
+  auto& options = m_help[group];
   options.push_back(HelpDetails{s, l, desc, value->has_arg()});
 }
  
@@ -333,11 +333,12 @@ namespace cxxopts
     parse(int& argc, char**& argv);
  
     OptionAdder
-    add_options();
+    add_options(std::string group = "");
  
     void
     add_option
     (
+      const std::string& group,
       const std::string& s, 
       const std::string& l, 
       const std::string& desc,
@@ -420,8 +421,8 @@ namespace cxxopts
   {
     public:
  
-    OptionAdder(Options& options)
-    : m_options(options)
+    OptionAdder(Options& options, std::string group)
+    : m_options(options), m_group(std::move(group))
     {
     }
  
@@ -436,6 +437,7 @@ namespace cxxopts
  
     private:
     Options& m_options;
+    std::string m_group;
   };
  
 }