discussion regarding userfriendly spec violation message #598
Description
Hi, what do you think of capturing spec violations wherever possible and providing a better message to the end user?
e.g., incorrect ping implementation
current log.
agent ❯ WARNING:root:Failed to validate notification: 15 validation errors for ServerNotification
CancelledNotification.method
Input should be 'notifications/cancelled' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
CancelledNotification.params
Field required [type=missing, input_value={'method': 'ping', 'jsonrpc': '2.0'}, input_type=dict]
For further information visit https://errors.pydantic.dev/2.12/v/missing
ProgressNotification.method
Input should be 'notifications/progress' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
ProgressNotification.params
Field required [type=missing, input_value={'method': 'ping', 'jsonrpc': '2.0'}, input_type=dict]
For further information visit https://errors.pydantic.dev/2.12/v/missing
LoggingMessageNotification.method
Input should be 'notifications/message' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
LoggingMessageNotification.params
Field required [type=missing, input_value={'method': 'ping', 'jsonrpc': '2.0'}, input_type=dict]
For further information visit https://errors.pydantic.dev/2.12/v/missing
ResourceUpdatedNotification.method
Input should be 'notifications/resources/updated' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
ResourceUpdatedNotification.params
Field required [type=missing, input_value={'method': 'ping', 'jsonrpc': '2.0'}, input_type=dict]
For further information visit https://errors.pydantic.dev/2.12/v/missing
ResourceListChangedNotification.method
Input should be 'notifications/resources/list_changed' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
ToolListChangedNotification.method
Input should be 'notifications/tools/list_changed' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
PromptListChangedNotification.method
Input should be 'notifications/prompts/list_changed' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
ElicitCompleteNotification.method
Input should be 'notifications/elicitation/complete' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
ElicitCompleteNotification.params
Field required [type=missing, input_value={'method': 'ping', 'jsonrpc': '2.0'}, input_type=dict]
For further information visit https://errors.pydantic.dev/2.12/v/missing
TaskStatusNotification.method
Input should be 'notifications/tasks/status' [type=literal_error, input_value='ping', input_type=str]
For further information visit https://errors.pydantic.dev/2.12/v/literal_error
TaskStatusNotification.params
Field required [type=missing, input_value={'method': 'ping', 'jsonrpc': '2.0'}, input_type=dict]
For further information visit https://errors.pydantic.dev/2.12/v/missing. Message was: method='ping' params=None jsonrpc='2.0'