clang-format compliance for modified files, more const-qualified memfns

include/spdlog/async_logger-inl.h

@@ -84,7 +84,7 @@ SPDLOG_INLINE void spdlog::async_logger::backend_flush_()
     }
 }
 
-SPDLOG_INLINE std::shared_ptr<spdlog::logger> spdlog::async_logger::clone(std::string new_name) const&
+SPDLOG_INLINE std::shared_ptr<spdlog::logger> spdlog::async_logger::clone(std::string new_name) const &
 {
     auto cloned = std::make_shared<spdlog::async_logger>(*this);
     cloned->name_ = std::move(new_name);

include/spdlog/details/registry-inl.h

@@ -294,7 +294,7 @@ SPDLOG_INLINE registry &registry::instance()
     return s_instance;
 }
 
-SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name)
+SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name) const
 {
     if (loggers_.find(logger_name) != loggers_.end())
     {

include/spdlog/details/registry.h

@@ -89,7 +89,7 @@ private:
     registry();
     ~registry();
 
-    void throw_if_exists_(const std::string &logger_name);
+    void throw_if_exists_(const std::string &logger_name) const;
     void register_logger_(std::shared_ptr<logger> new_logger) &;
     bool set_level_from_cfg_(logger *logger);
 

include/spdlog/logger.h

@@ -287,7 +287,7 @@ public:
     level::level_enum level() const;
 
     std::string name() &&;
-    const std::string &name() const&;
+    const std::string &name() const &;
     std::string &name() &;
 
     // set formatting for the sinks in this logger.
@@ -316,7 +316,7 @@ public:
     void set_error_handler(err_handler) &;
 
     // create new logger with same sinks and configuration.
-    virtual std::shared_ptr<logger> clone(std::string logger_name) const&;
+    virtual std::shared_ptr<logger> clone(std::string logger_name) const &;
 
 protected:
     std::string name_;

include/spdlog/pattern_formatter-inl.h

@@ -831,8 +831,8 @@ public:
         }
         else
         {
-            const std::reverse_iterator<const char*> begin(filename + std::strlen(filename));
-            const std::reverse_iterator<const char*> end(filename);
+            const std::reverse_iterator<const char *> begin(filename + std::strlen(filename));
+            const std::reverse_iterator<const char *> end(filename);
 
             const auto it = std::find_first_of(begin, end, std::begin(os::folder_seps), std::end(os::folder_seps) - 1);
             return it != end ? it.base() : filename;

include/spdlog/pattern_formatter.h

@@ -92,7 +92,7 @@ public:
     void format(const details::log_msg &msg, memory_buf_t &dest) override;
 
     template<typename T, typename... Args>
-    pattern_formatter &add_flag(char flag, Args&&...args) &
+    pattern_formatter &add_flag(char flag, Args &&...args) &
     {
         custom_handlers_[flag] = details::make_unique<T>(std::forward<Args>(args)...);
         return *this;