minor renaming

include/spdlog/details/pattern_formatter_impl.h

@@ -421,15 +421,15 @@ private:
     std::string _str;
 };
 
-// set the color range. expect it to be in the form of "%^colored text%$"
-class start_color_formatter SPDLOG_FINAL : public flag_formatter
+// mark the color range. expect it to be in the form of "%^colored text%$"
+class color_start_formatter SPDLOG_FINAL : public flag_formatter
 {
     void format(details::log_msg &msg, const std::tm &) override
     {
         msg.color_range_start = msg.formatted.size();
     }
 };
-class stop_color_formatter SPDLOG_FINAL : public flag_formatter
+class color_stop_formatter SPDLOG_FINAL : public flag_formatter
 {
     void format(details::log_msg &msg, const std::tm &) override
     {
@@ -438,7 +438,6 @@ class stop_color_formatter SPDLOG_FINAL : public flag_formatter
 };
 
 // Full info formatter
-
 // pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] %v
 class full_formatter SPDLOG_FINAL : public flag_formatter
 {
@@ -667,11 +666,13 @@ inline void spdlog::pattern_formatter::handle_flag(char flag)
     case ('i'):
         _formatters.emplace_back(new details::i_formatter());
         break;
+
     case ('^'):
-        _formatters.emplace_back(new details::start_color_formatter());
+        _formatters.emplace_back(new details::color_start_formatter());
         break;
+
     case ('$'):
-        _formatters.emplace_back(new details::stop_color_formatter());
+        _formatters.emplace_back(new details::color_stop_formatter());
         break;
 
     default: // Unknown flag appears as is