Contents

module Danica
  module DSL
    autoload :Builder, 'danica/dsl/builder'

    class << self
      def register_operator(method, clazz=nil)
        register(method, clazz, 'Danica::Operator')
      end

      def register_wrapper(method, clazz=nil)
        register(method, clazz, 'Danica::Wrapper')
      end

      def register(method, clazz=nil, base=nil)
        Builder.new(method, clazz, base).build
      end

      def register_class(method, clazz)
        define_method(method) do |*args|
          clazz.new(*args)
        end
      end

      def build(&block)
        builder.instance_eval(&block)
      end

      private

      def builder
        @builder ||= Class.new do
          include DSL
        end.new
      end
    end

    def function(*variables, &block)
      Function.build(*variables, &block).new
    end
  end

  %i(
    addition multiplication division sin cos power
    squared_root exponential
  ).each do |method|
    DSL.register_operator(method)
  end

  %i(number group negative plus_minus variable constant).each do |method|
    DSL.register_wrapper(method)
  end

  DSL.register_wrapper  :num,     :Number
  DSL.register_operator :sum,     :Addition
  DSL.register_operator :product, :Multiplication
  DSL.register_operator :sqrt,    :SquaredRoot
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
danica-2.7.4	lib/danica/dsl.rb
danica-2.7.3	lib/danica/dsl.rb
danica-2.7.2	lib/danica/dsl.rb