lib/grape/validations/validators/default_validator.rb
# frozen_string_literal: true
module Grape
module Validations
module Validators
class DefaultValidator < Base
def initialize(attrs, options, required, scope, **opts)
@default = options
super
end
def validate_param!(attr_name, params)
params[attr_name] = if @default.is_a? Proc
if @default.parameters.empty?
@default.call
else
@default.call(params)
end
elsif @default.frozen? || !@default.duplicable?
@default
else
@default.dup
end
end
def validate!(params)
attrs = SingleAttributeIterator.new(self, @scope, params)
attrs.each do |resource_params, attr_name|
next unless @scope.meets_dependency?(resource_params, params)
validate_param!(attr_name, resource_params) if resource_params.is_a?(Hash) && resource_params[attr_name].nil?
end
end
end
end
end
end