Added return value (lldb supports this when doing step out)

src/debug.cc

@@ -375,6 +375,29 @@ std::string Debug::get_value(const std::string &variable, const boost::filesyste
   return variable_value;
 }
 
+std::string Debug::get_return_value(const std::string &variable, const boost::filesystem::path &file_path, unsigned int line_nr, unsigned int line_index) {
+  std::string return_value;
+  event_mutex.lock();
+  if(state==lldb::StateType::eStateStopped) {
+    auto thread=process->GetSelectedThread();
+    auto thread_return_value=thread.GetStopReturnValue();
+    if(thread_return_value.IsValid()) {
+      auto line_entry=thread.GetSelectedFrame().GetLineEntry();
+      if(line_entry.IsValid()) {
+        lldb::SBStream stream;
+        line_entry.GetFileSpec().GetDescription(stream);
+        if(boost::filesystem::path(stream.GetData())==file_path && line_entry.GetLine()==line_nr && line_entry.GetColumn()==line_index) {
+          lldb::SBStream stream;
+          thread_return_value.GetDescription(stream);
+          return_value=stream.GetData();
+        }
+      }
+    }
+  }
+  event_mutex.unlock();
+  return return_value;
+}
+
 bool Debug::is_invalid() {
   bool invalid;
   event_mutex.lock();

src/debug.h

@@ -46,6 +46,7 @@ public:
   void delete_debug(); //can't use delete as function name
   
   std::string get_value(const std::string &variable, const boost::filesystem::path &file_path, unsigned int line_nr);
+  std::string get_return_value(const std::string &variable, const boost::filesystem::path &file_path, unsigned int line_nr, unsigned int line_index);
   
   bool is_invalid();
   bool is_stopped();

src/source_clang.cc

@@ -417,8 +417,15 @@ void Source::ClangViewParse::show_type_tooltips(const Gdk::Rectangle &rectangle)
               tooltip_buffer->insert_with_tag(tooltip_buffer->get_insert()->get_iter(), "\n\n"+brief_comment, "def:note");
 
 #ifdef JUCI_ENABLE_DEBUG
+            if(Debug::get().is_stopped()) {
               auto location=token.get_cursor().get_referenced().get_source_location();
+              Glib::ustring value_type="Value";
               Glib::ustring debug_value=Debug::get().get_value(token.get_spelling(), location.get_path(), location.get_offset().line);
+              if(debug_value.empty()) {
+                value_type="Return value";
+                auto location=token.get_cursor().get_source_location();
+                debug_value=Debug::get().get_return_value(token.get_spelling(), location.get_path(), location.get_offset().line, location.get_offset().index);
+              }
               if(!debug_value.empty()) {
                 size_t pos=debug_value.find(" = ");
                 if(pos!=Glib::ustring::npos) {
@@ -428,7 +435,8 @@ void Source::ClangViewParse::show_type_tooltips(const Gdk::Rectangle &rectangle)
                     next_char_iter++;
                     debug_value.replace(iter, next_char_iter, "?");
                   }
-                tooltip_buffer->insert_with_tag(tooltip_buffer->get_insert()->get_iter(), "\n\nValue: "+debug_value.substr(pos+3, debug_value.size()-(pos+3)-1), "def:note");
+                  tooltip_buffer->insert_with_tag(tooltip_buffer->get_insert()->get_iter(), "\n\n"+value_type+": "+debug_value.substr(pos+3, debug_value.size()-(pos+3)-1), "def:note");
+                }
               }
             }
 #endif