Contents

module Rasti
  module Types
    class String
      class << self

        include Castable

        def [](format)
          Class.new(self) do
            @format = format.is_a?(::String) ? ::Regexp.new(format) : format
          end
        end

        def to_s
          name || "#{superclass.name}[#{format.inspect}]"
        end
        alias_method :inspect, :to_s

        private

        attr_reader :format

        def valid?(value)
          value.respond_to?(:to_s) && valid_format?(value)
        end

        def valid_format?(value)
          format.nil? || !value.to_s.match(format).nil?
        end

        def transform(value)
          value.to_s
        end

      end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
rasti-types-2.0.1	lib/rasti/types/string.rb
rasti-types-2.0.0	lib/rasti/types/string.rb