From 0c81d04170da19e5bfb332641d92d9c3346598f8 Mon Sep 17 00:00:00 2001
From: Stephan Groß
Date: Sat, 18 May 2013 17:04:20 +0200
Subject: Add min_value=0 to autogenerated Pos..IntFields

---
 rest_framework/serializers.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'rest_framework/serializers.py')

diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py
index ff5eb873..d0313513 100644
--- a/rest_framework/serializers.py
+++ b/rest_framework/serializers.py
@@ -739,6 +739,10 @@ class ModelSerializer(Serializer):
         if issubclass(model_field.__class__, models.TextField):
             kwargs['widget'] = widgets.Textarea
 
+        if issubclass(model_field.__class__, models.PositiveIntegerField) or\
+                issubclass(model_field.__class__, models.PositiveSmallIntegerField):
+            kwargs['min_value'] = 0
+
         # TODO: TypedChoiceField?
         if model_field.flatchoices:  # This ModelField contains choices
             kwargs['choices'] = model_field.flatchoices
-- 
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