module AWS::Record::Validations

def self.extended base 

def self.extended base
  base.send(:define_method, :run_validations) do
    errors.clear!
    self.class.send(:validators).each do |validator|
      validator.validate(self)
    end
  end
  base.send(:private, :run_validations)
end

def validate *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.

Parameters:
  • options (Hash) --
  • method_names (Array) -- A list of methods to call

Overloads:
  • validate(*method_names, options = {}) 
def validate *args
  validators << MethodValidator.new(self, *args)
end

def validates_acceptance_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the
  • :message (String) -- A custom error message. The default
  • :accpet (mixed) -- Specify an additional accepted value.

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_acceptance_of(*attributes, options = {}, &block)

Other tags:
    Note: - This validator should not be used with multi-valued attributes
    Note: - Most validators default :allow_nil to false, this one defaults to true 
def validates_acceptance_of *args
  validators << AcceptanceValidator.new(self, *args)
end

def validates_confirmation_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :message (String) -- A custom error message. The default

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_confirmation_of(*attributes, options = {}, &block)

Other tags:
    Note: - This validation method does not accept the `:allow_nil` or the 
def validates_confirmation_of *args
  validators << ConfirmationValidator.new(self, *args)
end

def validates_count_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :wrong_number (String) -- An error message
  • :too_few (String) -- An error message added
  • :too_many (String) -- An error message added
  • :maximum (Integer) -- The maximum number of values
  • :minimum (Integer) -- The minimum number of values
  • :within (Range) -- An range of number of values to
  • :exactly (Integer) -- The exact number of values the

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_count_of(*attributes, options = {}, &block) 
def validates_count_of *args
  validators << CountValidator.new(self, *args)
end

def validates_each *attributes, &block

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_each(*attributes, options = {}, &block) 
def validates_each *attributes, &block
  unless block_given?
    raise ArgumentError, 'missing required block for validates_each'
  end
  validators << BlockValidator.new(self, *attributes, &block)
end

def validates_exclusion_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the
  • :message (String) -- A custom error message. The default
  • :in (required, Enumerable) -- An enumerable object to

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_exclusion_of(*attributes, options = {}, &block) 
def validates_exclusion_of *args
  validators << ExclusionValidator.new(self, *args)
end

def validates_format_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the
  • :message (String) -- A custom error message. The default
  • :without (Regexp) -- If the value matches the given
  • :with (Regexp) -- If the value matches the given

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_format_of(*attributes, options = {}, &block) 
def validates_format_of *args
  validators << FormatValidator.new(self, *args)
end

def validates_inclusion_of *attributes

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the
  • :message (String) -- A custom error message. The default
  • :in (required, Enumerable) -- An enumerable object to

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_inclusion_of(*attributes, options = {}, &block) 
def validates_inclusion_of *attributes
  validators << InclusionValidator.new(self, *attributes)
end

def validates_length_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the
  • :wrong_length (String) -- An error message
  • :too_short (String) -- An error message added
  • :too_long (String) -- An error message added
  • :maximum (Integer) -- The maximum length an attribute
  • :minimum (Integer) -- The minimum length an attribute
  • :within (Range) -- An enumerable object which must
  • :exactly (Integer) -- The exact length a value must be.
  • :within (Enumerable) -- An enumerable object to

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_length_of(*attributes, options = {}, &block) 
def validates_length_of *args
  validators << LengthValidator.new(self, *args)
end

def validates_numericality_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :on (Symbol) -- When this validation is run.
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the
  • :message (String) -- A custom error message. The default
  • :odd (Numeric) -- If true, the value may only be
  • :even (Numeric) -- If true, the value may only be
  • :less_than_or_equal_to (Integer) -- Ensures the value is
  • :less_than (Numeric) -- Ensures the attribute is less
  • :greater_than_or_equal_to (Integer) -- Ensures the
  • :greater_than (Numeric) -- Ensures the attribute
  • :equal_to (Integer) -- When set the value must equal
  • :only_integer (Boolean) -- Adds an error

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_numericality_of(*attributes, options = {}, &block) 
def validates_numericality_of *args
  validators << NumericalityValidator.new(self, *args)
end

def validates_presence_of *args

Options Hash: (**options)
  • :unless (Symbol, String, Proc) -- Specifies a method or
  • :if (Symbol, String, Proc) -- Specifies a method or proc
  • :allow_blank (Boolean) -- Skip validation if the
  • :allow_nil (Boolean) -- Skip validation if the
  • :on (Symbol) -- When this validation is run.
  • :message (String) -- A custom error message. The default

Parameters:
  • options (Hash) --
  • attributes () -- A list of attribute names to validate.

Overloads:
  • validates_presence_of(*attributes, options = {}, &block) 
def validates_presence_of *args
  validators << PresenceValidator.new(self, *args)
end

def validators 

def validators
  @validators ||= []
end