Module: Armada::ClassMethods

Defined in:
lib/armada/validations.rb

Instance Method Summary collapse

Instance Method Details

#validates_uniqueness_of(*attr_names) ⇒ Object

Configuration options:

  • :message - Specifies a custom error message (default is: "has already been taken").
  • :scope - One or more columns by which to limit the scope of the uniqueness constraint.
  • :allow_nil - If set to true, skips this validation if the attribute is nil (default is false).
  • :allow_blank - If set to true, skips this validation if the attribute is blank (default is false).
  • :if - Specifies a method, proc or string to call to determine if the validation should

occur (e.g. :if => :allow_validation, or :if => Proc.new { |user| user.signup_step > 2 }). The method, proc or string should return or evaluate to a true or false value.

  • :unless - Specifies a method, proc or string to call to determine if the validation should

not occur (e.g. :unless => :skip_validation, or :unless => Proc.new { |user| user.signup_step <= 2 }). The method, proc or string should return or evaluate to a true or false value.



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# File 'lib/armada/validations.rb', line 37

def validates_uniqueness_of(*attr_names)
  validates_with UniquenessValidator, _merge_attributes(attr_names)
end