Class: Grape::Validations::ValuesValidator
- Defined in:
- lib/grape/validations/validators/values.rb
Instance Attribute Summary
Attributes inherited from Base
Instance Method Summary collapse
-
#initialize(attrs, options, required, scope, opts = {}) ⇒ ValuesValidator
constructor
A new instance of ValuesValidator.
- #validate_param!(attr_name, params) ⇒ Object
Methods inherited from Base
convert_to_short_name, #fail_fast?, inherited, #message, #options_key?, #validate, #validate!
Constructor Details
#initialize(attrs, options, required, scope, opts = {}) ⇒ ValuesValidator
Returns a new instance of ValuesValidator.
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# File 'lib/grape/validations/validators/values.rb', line 4 def initialize(attrs, , required, scope, opts = {}) if .is_a?(Hash) @excepts = [:except] @values = [:value] @proc = [:proc] warn '[DEPRECATION] The values validator except option is deprecated. ' \ 'Use the except validator instead.' if @excepts raise ArgumentError, 'proc must be a Proc' if @proc && !@proc.is_a?(Proc) warn '[DEPRECATION] The values validator proc option is deprecated. ' \ 'The lambda expression can now be assigned directly to values.' if @proc else @excepts = nil @values = nil @proc = nil @values = end super end |
Instance Method Details
#validate_param!(attr_name, params) ⇒ Object
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# File 'lib/grape/validations/validators/values.rb', line 25 def validate_param!(attr_name, params) return unless params.is_a?(Hash) return unless params[attr_name] || required_for_root_scope? param_array = params[attr_name].nil? ? [nil] : Array.wrap(params[attr_name]) raise Grape::Exceptions::Validation, params: [@scope.full_name(attr_name)], message: \ unless check_excepts(param_array) raise Grape::Exceptions::Validation, params: [@scope.full_name(attr_name)], message: (:values) \ unless check_values(param_array, attr_name) raise Grape::Exceptions::Validation, params: [@scope.full_name(attr_name)], message: (:values) \ if @proc && !param_array.all? { |param| @proc.call(param) } end |