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List all document errors when raising a ValidationError

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This commit is contained in:
Adam Reeve 2012-03-09 16:08:30 +13:00
parent 83eb4f6b16
commit 540a0cc59c
1 changed files with 20 additions and 4 deletions
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24
mongoengine/base.py
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@ -51,10 +51,12 @@ class ValidationError(AssertionError):
def __getattribute__(self, name): def __getattribute__(self, name):
message = super(ValidationError, self).__getattribute__(name) message = super(ValidationError, self).__getattribute__(name)
if name == 'message' and self.field_name: if name == 'message':
return message + ' ("%s")' % self.field_name if self.field_name:
else: message += ' ("%s")' % self.field_name
return message if self.errors:
message += ':\n' + self._format_errors()
return message
def _get_message(self): def _get_message(self):
return self._message return self._message
@ -88,6 +90,20 @@ class ValidationError(AssertionError):
return {} return {}
return build_dict(self.errors) return build_dict(self.errors)
def _format_errors(self):
"""Returns a string listing all errors within a document"""
def format_error(field, value, prefix=''):
if isinstance(value, dict):
new_prefix = (prefix + '.' if prefix else '') + str(field)
return '\n'.join(
[format_error(k, value[k], new_prefix) for k in value])
else:
return (prefix + ": " if prefix else '') + str(value)
return '\n'.join(
[format_error(k, v) for k, v in self.to_dict().items()])
_document_registry = {} _document_registry = {}