// pointer, defaultConverter.ConvertValue returns a nil [Value].
// If the argument is a non-nil pointer, it is dereferenced and
// defaultConverter.ConvertValue is called recursively. Other types
// are an error.
var DefaultParameterConverter defaultConverter

type defaultConverter struct{}

var _ ValueConverter = defaultConverter{}

var valuerReflectType = reflect.TypeFor[Valuer]()

// fails. This should be defaultConverter except in tests where it is useful to wrap it with a converter that tracks
// how many conversions have been performed.
type converter func(schema *apiextensions.JSONSchemaProps, isRoot bool) (*CELTypeInfo, error)

func defaultConverter(schema *apiextensions.JSONSchemaProps, isRoot bool) (*CELTypeInfo, error) {

      @SuppressWarnings("unchecked") // returns default for both F and T
      T defaultConverter = (T) defaultConverter(convertFromType, convertToType);
      return defaultConverter;
    }
    if (type.getRawType().isInterface()) {
      return newDefaultReturningProxy(type);
    }
    return null;
  }

  private <F, T> Converter<F, T> defaultConverter(
      final TypeToken<F> convertFromType, final TypeToken<T> convertToType) {

      @SuppressWarnings("unchecked") // returns default for both F and T
      T defaultConverter = (T) defaultConverter(convertFromType, convertToType);
      return defaultConverter;
    }
    if (type.getRawType().isInterface()) {
      return newDefaultReturningProxy(type);
    }
    return null;
  }

  private <F, T> Converter<F, T> defaultConverter(
      final TypeToken<F> convertFromType, final TypeToken<T> convertToType) {

      Converter<String, Integer> defaultConverter =
          (Converter<String, Integer>) getDefaultParameterValue(0);
      assertEquals(Integer.valueOf(0), defaultConverter.convert("anything"));
      assertEquals("", defaultConverter.reverse().convert(123));
      assertNull(defaultConverter.convert(null));
      assertNull(defaultConverter.reverse().convert(null));
    }
  }

			// simulate the recursive validation calls
			conversionCount := 0
			converter := func(schema *apiextensions.JSONSchemaProps, isRoot bool) (*CELTypeInfo, error) {
				conversionCount++
				return defaultConverter(schema, isRoot)
			}
			celContext := RootCELContext(tt.schema)
			celContext.converter = converter
			opts := validationOptions{

pkg database/sql/driver, type Valuer interface { Value }
pkg database/sql/driver, type Valuer interface, Value() (Value, error)
pkg database/sql/driver, var Bool boolType
pkg database/sql/driver, var DefaultParameterConverter defaultConverter
pkg database/sql/driver, var ErrBadConn error
pkg database/sql/driver, var ErrSkip error
pkg database/sql/driver, var Int32 int32Type
pkg database/sql/driver, var ResultNoRows noRows