diff options
| -rw-r--r-- | rest_framework/fields.py | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/rest_framework/fields.py b/rest_framework/fields.py index aa6fa3ab..327008fb 100644 --- a/rest_framework/fields.py +++ b/rest_framework/fields.py @@ -94,12 +94,14 @@ class Field(object): if self.source == '*': return self.to_native(obj) - if self.source: - value = obj - for component in self.source.split('.'): - value = get_component(value, component) - else: - value = get_component(obj, field_name) + source = self.source or field_name + value = obj + + for component in source.split('.'): + value = get_component(value, component) + if value is None: + break + return self.to_native(value) def to_native(self, value): |