Class: Grape::Validations::ExactlyOneOfValidator

Inherits:

MultipleParamsBase

• Object
• Base
• MultipleParamsBase
• Grape::Validations::ExactlyOneOfValidator

Defined in:

lib/grape/validations/validators/exactly_one_of.rb

Instance Attribute Summary

Attributes inherited from Base

#attrs

Instance Method Summary

• #validate_params!(params) ⇒ Object

Methods inherited from MultipleParamsBase

#validate!

Methods inherited from Base

convert_to_short_name, #fail_fast?, inherited, #initialize, #message, #options_key?, #validate, #validate!

Constructor Details

This class inherits a constructor from Grape::Validations::Base

Instance Method Details

#validate_params!(params) ⇒ Object

Raises:

• (Grape::Exceptions::Validation)

# File 'lib/grape/validations/validators/exactly_one_of.rb', line 6

def validate_params!(params)
  return if keys_in_common(params).length == 1
  raise Grape::Exceptions::Validation, params: all_keys, message: message(:exactly_one)
end