class GraphQL::Schema::Validator::AllowBlankValidator
argument :name, String, required: true, validate: { allow_blank: false }
@example Require a non-empty string for an argument
Use this to specifically reject values that respond to ‘.blank?` and respond truthy for that method.
def initialize(allow_blank_positional, allow_blank: nil, message: "%{validated} can't be blank", **default_options)
def initialize(allow_blank_positional, allow_blank: nil, message: "%{validated} can't be blank", **default_options) @message = message super(**default_options) @allow_blank = allow_blank.nil? ? allow_blank_positional : allow_blank end
def validate(_object, _context, value)
def validate(_object, _context, value) if value.respond_to?(:blank?) && value.blank? if (value.nil? && @allow_null) || @allow_blank # pass else @message end end end