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Add new lookup arg to docs for UniqueValidator

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Rowan Seymour 2016-10-04 13:36:56 +02:00
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docs/api-guide/validators.md
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@ -61,6 +61,7 @@ It takes a single required argument, and an optional `messages` argument:
* `queryset` *required* - This is the queryset against which uniqueness should be enforced.
* `message` - The error message that should be used when validation fails.
* `lookup` - The lookup used to find an existing instance with the value being validated. Defaults to `'exact'`.
This validator should be applied to *serializer fields*, like so: