Try

Author: vgvassilev

.clang-tidy

@@ -42,8 +42,6 @@ CheckOptions:
     value:           ''
   - key:             readability-identifier-naming.ClassMemberSuffix
     value:           '_'
-  - key:             readability-identifier-naming.PrivateClassMemberSuffix
-    value:           '_'
   - key:             readability-identifier-naming.ConstantCase
     value:           CamelCase
   - key:             readability-identifier-naming.ConstantPrefix
@@ -98,8 +96,12 @@ CheckOptions:
     value:           'k'
   - key:             readability-identifier-naming.PrivateMemberPrefix
     value:           ''
+  - key:             readability-identifier-naming.PrivateMemberSuffix
+    value:           '_'
   - key:             readability-identifier-naming.ProtectedMemberPrefix
     value:           ''
+  - key:             readability-identifier-naming.ProtectedMemberSuffix
+    value:           '_'
   - key:             readability-identifier-naming.PublicMemberCase
     value:           lower_case
   - key:             readability-identifier-naming.MethodCase

src/cart_cell.h

@@ -198,7 +198,6 @@ class CartCell : public Cell {
   DiffusionGrid* immunostimulatory_factor_dgrid_ = nullptr;
 
   /// Flag indicating if the cell is attached to a tumor cell
-  // NOLINTNEXTLINE(readability-identifier-naming)
   bool attached_to_tumor_cell_ = false;
 
   /// Current time until apoptosis