Module: JetSet::Validations::ClassMethods

Defined in:
lib/jet_set/validations.rb

Instance Method Summary collapse

Instance Method Details

#validate(attribute_name, options, func = nil) ⇒ Object

Adds a validation to an attribute of the entity Parameters:

+attribute_name+:: +Symbol+ attribute name
+options+ || +message+:: validation options {type, presence, message, custom} or just a message
+func+:: boolean proc with a check for validity



47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
 
# File 'lib/jet_set/validations.rb', line 47

def validate(attribute_name, options, func = nil)
  validations = self.class_variable_defined?(:@@validations) ? self.class_variable_get(:@@validations) : {}
  validations[attribute_name] ||= []

  if options.is_a?(Hash)
    if options.has_key?(:type)
      validations[attribute_name] << validate_type(options[:type])
    end

    if options[:presence] == true
      validations[attribute_name] << validate_presence
    end

    message = options[:message]
  elsif options.is_a?(String)
    message = options
  else
    raise ValidationDefinitionError, "Validation definition of attribute #{attribute_name} is incorrect."
  end

  func ||= options[:custom]

  unless func.nil?
    validations[attribute_name] << {func: func, message: message}
  end

  self.class_variable_set(:@@validations, validations)
end