filterx: store "name" attribute extra granularity in metrics

Signed-off-by: Balazs Scheidler <[email protected]>

lib/filterx/expr-getattr.c

@@ -147,6 +147,7 @@ filterx_getattr_new(FilterXExpr *operand, FilterXString *attr_name)
   self->operand = operand;
 
   self->attr = (FilterXObject *) attr_name;
-
+  /* NOTE: name borrows the string value from the string object */
+  self->super.name = filterx_string_get_value_ref(self->attr, NULL);
   return &self->super;
 }

lib/filterx/expr-setattr.c

@@ -196,6 +196,8 @@ filterx_nullv_setattr_new(FilterXExpr *object, FilterXString *attr_name, FilterX
 
   self->new_value = new_value;
   self->super.ignore_falsy_result = TRUE;
+  /* NOTE: name borrows the string value from the string object */
+  self->super.name = filterx_string_get_value_ref(self->attr, NULL);
   return &self->super;
 }
 

lib/filterx/expr-variable.c

@@ -191,6 +191,9 @@ filterx_variable_expr_new(FilterXString *name, FilterXVariableType type)
   self->variable_name = (FilterXObject *) name;
   self->handle = filterx_map_varname_to_handle(filterx_string_get_value_ref(self->variable_name, NULL), type);
 
+  /* NOTE: name borrows the string value from the string object */
+  self->super.name = filterx_string_get_value_ref(self->variable_name, NULL);
+
   return &self->super;
 }