validators_on(*attributes)
Instance Public methods
List all validators that are being used to validate a specific attribute.
1 2 3 4 5 6 7 8 9 10 11 12 13 | class Person include ActiveModel::Validations attr_accessor :name , :age validates_presence_of :name validates_inclusion_of :age , in : 0 .. 99 end Person.validators_on( :name ) # => [ # #<ActiveModel::Validations::PresenceValidator:0x007fe604914e60 @attributes=[:name], @options={}>, # ] |
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