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authorCarl Lerche <me@carllerche.com>2011-02-05 16:44:35 -0800
committerCarl Lerche <me@carllerche.com>2011-02-05 16:44:35 -0800
commitcd13fbd8d8071b822f6d4f8967ef80c617c036ba (patch)
tree5f93f68a4f5ae6bf285fb3eb7604a647294d165d /activemodel/lib/active_model/validations
parente9e9ed6b60a42a7c3afe3c4a9f8cf6d1e5422e59 (diff)
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Optionally pass in the attribute being validated to an instance method validator
Diffstat (limited to 'activemodel/lib/active_model/validations')
-rw-r--r--activemodel/lib/active_model/validations/with.rb8
1 files changed, 7 insertions, 1 deletions
diff --git a/activemodel/lib/active_model/validations/with.rb b/activemodel/lib/active_model/validations/with.rb
index 16d81263a2..1663697727 100644
--- a/activemodel/lib/active_model/validations/with.rb
+++ b/activemodel/lib/active_model/validations/with.rb
@@ -10,7 +10,13 @@ module ActiveModel
class WithValidator < EachValidator
def validate_each(record, attr, val)
- record.send options[:with]
+ method_name = options[:with]
+
+ if record.method(method_name).arity == 0
+ record.send method_name
+ else
+ record.send method_name, attr
+ end
end
end