Class: ContractValidator

Inherits:
ActiveModel::EachValidator
  • Object
show all
Defined in:
lib/tram/validators/contract_validator.rb

Overview

Validates attribute by calling given type with the attribute’s value

Examples:

Checks that AdminPolicy.new(user).valid?

validates :user, contract: { policy: AdminPolicy, nested_keys: true }

Instance Method Summary collapse

Instance Method Details

#validate_each(record, attribute, value) ⇒ Object 



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# File 'lib/tram/validators/contract_validator.rb', line 7

def validate_each(record, attribute, value)
  return unless options[:policy]
  options[:policy].new(value).tap(&:valid?).errors.messages.each do |key, msg|
    error_key = Tram::Validators.error_key(key, attribute, options)
    msg.each { |message| record.errors.add error_key, message }
  end
end