Rewrite GenericMessage validation using 'attrs' validators

Signed-off-by: Sacha Kozma <[email protected]>

didcomm/core/validators.py

@@ -20,23 +20,46 @@ def _f(instance, attribute, value):
  return _f
 
 
+def validator__optional(validator: Callable) -> Callable:
+ return _attr_validator_wrapper(attr.validators.optional(validator))
+
+
 # TODO TEST
 def validator__instance_of(classinfo) -> Callable:
  return _attr_validator_wrapper(attr.validators.instance_of(classinfo))
 
 
+def validator__and_(*validators: Callable):
+ return _attr_validator_wrapper(attr.validators.and_(*validators))
+
+
 # TODO TEST
 def validator__in_(options) -> Callable:
  return _attr_validator_wrapper(attr.validators.in_(options))
 
 
+def validator__not_in_(options) -> Callable:
+ return _attr_validator_wrapper(attr.validators.not_(attr.validators.in_(options)))
+
+
 # TODO TEST
 def validator__deep_iterable(member_validator: Callable, iterable_validator=None):
  return _attr_validator_wrapper(
  attr.validators.deep_iterable(member_validator, iterable_validator)
  )
 
 
+# TODO TEST
+def validator__deep_mapping(
+ key_validator: Callable,
+ value_validator: Callable,
+ mapping_validator: Callable = None,
+):
+ return _attr_validator_wrapper(
+ attr.validators.deep_mapping(key_validator, value_validator, mapping_validator)
+ )
+
+
 # TODO TEST
 def validator__didcomm_protocol_mturi(
  p_name: str, p_version_specifier: SpecifierSet, p_msg_t: str