Contents

module Vega
  module MethodHelpers
    private

    def scalar_methods(*methods)
      methods.each do |method|
        define_method("#{method}!") do |value|
          @spec[method] = value
          self
        end
        immutable_method(method)
      end
    end

    def hash_methods(*methods)
      methods.each do |method|
        define_method("#{method}!") do |value|
          (@spec[method] ||= {}).merge!(value)
          self
        end
        immutable_method(method)
      end
    end

    def array_methods(*methods)
      methods.each do |method|
        define_method("#{method}!") do |value|
          (@spec[method] ||= []) << value
          self
        end
        immutable_method(method)
      end
    end

    def immutable_method(method)
      define_method(method) do |value|
        dup.send("#{method}!", value)
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
vega-0.1.0	lib/vega/method_helpers.rb