class Attribool::Validators::NilAttributeValidator

Ensures that a value is not nil, unless nil is allowed as a value.

Public Class Methods

Source

# File lib/attribool/validators/nil_attribute_validator.rb, line 15
def initialize(ivar, value, allow_nil)
  @ivar = ivar
  @value = value
  @allow_nil = allow_nil
end

Construct the validator.

@param [String, Symbol] ivar

@param [Object] value

@param [Boolean] allow_nil

Public Instance Methods

error ()

Source

# File lib/attribool/validators/nil_attribute_validator.rb, line 33
def error
  TypeError.new("#{@ivar} is nil")
end

The exception to raise if validations fail.

@return [TypeError] the exception with message

valid? ()

Source

# File lib/attribool/validators/nil_attribute_validator.rb, line 25
def valid?
  @allow_nil || !@value.nil?
end

Do we either allow values to be nil, or is the value not nil?

@return [Boolean]