clang-tidy: removed unused field

bblanchon · bblanchon · commit 6b5239b9d51c · 2021-06-04T11:16:24.000+02:00
diff --git a/src/ArduinoJson/Json/TextFormatter.hpp b/src/ArduinoJson/Json/TextFormatter.hpp
@@ -155,7 +155,6 @@ class TextFormatter {
 
  protected:
   CountingDecorator<TWriter> _writer;
-  size_t _length;
 
  private:
   TextFormatter &operator=(const TextFormatter &);  // cannot be assigned
