Issue: 246

Author: Oliver Friesen

aws_lambda_powertools/utilities/validation/base.py

@@ -11,7 +11,7 @@
 logger = logging.getLogger(__name__)
 
 
-def validate_data_against_schema(data: Dict, schema: Dict):
+def validate_data_against_schema(data: Dict, schema: Dict, formats: Dict):
     """Validate dict data against given JSON Schema
 
     Parameters
@@ -29,7 +29,7 @@ def validate_data_against_schema(data: Dict, schema: Dict):
         When JSON schema provided is invalid
     """
     try:
-        fastjsonschema.validate(definition=schema, data=data)
+        fastjsonschema.validate(definition=schema, data=data, formats=formats)
     except fastjsonschema.JsonSchemaException as e:
         message = f"Failed schema validation. Error: {e.message}, Path: {e.path}, Data: {e.value}"  # noqa: B306, E501
         raise SchemaValidationError(message)

aws_lambda_powertools/utilities/validation/validator.py

@@ -125,7 +125,7 @@ def handler(event, context):
     return response
 
 
-def validate(event: Dict, schema: Dict = None, envelope: str = None, jmespath_options: Dict = None):
+def validate(event: Dict, schema: Dict = None, formats: Dict = {}, envelope: str = None, jmespath_options: Dict = None):
     """Standalone function to validate event data using a JSON Schema
 
      Typically used when you need more control over the validation process.
@@ -201,4 +201,4 @@ def handler(event, context):
     if envelope:
         event = unwrap_event_from_envelope(data=event, envelope=envelope, jmespath_options=jmespath_options)
 
-    validate_data_against_schema(data=event, schema=schema)
+    validate_data_against_schema(data=event, schema=schema, formats=formats)