class AttrValidator::Validators::NumericalityValidator
Public Class Methods
validate(number, options)
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Validates that number
satisfies all validation rules defined in options
@param number [Numeric] number to validate @param options [Hash] validation rules @return [Array] empty array if number is valid, array of error messages otherwise
# File lib/attr_validator/validators/numericality_validator.rb, line 7 def self.validate(number, options) return [] if number.nil? errors = [] if options[:greater_than] errors << AttrValidator::I18n.t('errors.should_be_greater_than', number: options[:greater_than]) if number <= options[:greater_than] end if options[:greater_than_or_equal_to] errors << AttrValidator::I18n.t('errors.should_be_greater_than_or_equal_to', number: options[:greater_than_or_equal_to]) if number < options[:greater_than_or_equal_to] end if options[:less_than] errors << AttrValidator::I18n.t('errors.should_be_less_than', number: options[:less_than]) if number >= options[:less_than] end if options[:less_than_or_equal_to] errors << AttrValidator::I18n.t('errors.should_be_less_than_or_equal_to', number: options[:less_than_or_equal_to]) if number > options[:less_than_or_equal_to] end if options[:even] errors << AttrValidator::I18n.t('errors.should_be_even') unless number.even? end if options[:odd] errors << AttrValidator::I18n.t('errors.should_be_odd') unless number.odd? end errors end
validate_options(options)
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# File lib/attr_validator/validators/numericality_validator.rb, line 32 def self.validate_options(options) AttrValidator::ArgsValidator.is_hash!(options, :validation_rule) AttrValidator::ArgsValidator.has_only_allowed_keys!(options, [ :greater_than, :greater_than_or_equal_to, :less_than, :less_than_or_equal_to, :even, :odd ], :validation_rule) end