>
> If you accidentally do "validate :title, presence: true", it will 
> effectively do nothing, and won't explode - it will call the "title" method 
> and expect that method to add validation errors, and "presence: true" just 
> becomes an ignored option.


This is my biggest issue as well.  Every time I start writing validations, 
I have to refer to old code to see which method is correct.


On Saturday, November 3, 2012 12:57:26 PM UTC-4, Henrik N wrote:
>
>
> On Friday, November 2, 2012 4:22:38 PM UTC+1, Jeff Cohen wrote:
>>
>> Rails 3 brought a slow death to another area of wonderful DSL-ness: 
>> validations.  Instead of this:
>>
>>    validates_presence_of :title
>>
>> we're now supposed to use the generic form:
>>
>>    validates :title, :presence => true
>>
>
> My main issue with "validates" is that it's easy to mix up with "validate" 
> (
> http://apidock.com/rails/v3.2.8/ActiveModel/Validations/ClassMethods/validate
> ).
>
> If you accidentally do "validate :title, presence: true", it will 
> effectively do nothing, and won't explode - it will call the "title" method 
> and expect that method to add validation errors, and "presence: true" just 
> becomes an ignored option.
>
> Tests will catch this, of course, but it's still an easy mistake to make.
>
> I'm not sure what would be a good solution, though. Maybe complaining 
> about unknown options?
>

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