Module: DR::Delegator

Extended by:
Delegator
Included in:
Delegator
Defined in:
lib/dr/base/delegate.rb

Instance Method Summary collapse

Instance Method Details

#access_methods(klass, var, *methods) ⇒ Object 



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# File 'lib/dr/base/delegate.rb', line 17

def access_methods(klass, var, *methods)
  methods.each do |k|
    klass.define_method k do
      instance_variable_get(var)[k]
    end
    klass.defined_method :"#{k}=" do |*args|
      instance_variable_get(var).send(:[]=, k, *args)
    end
  end
end

#delegate_h(klass, var) ⇒ Object 



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# File 'lib/dr/base/delegate.rb', line 4

def delegate_h(klass, var)
  require 'forwardable'
  # put in a Module so that they are easier to distinguish from the
  # 'real' functions
  m=Module.new do
    extend(Forwardable)
    methods=[:[], :[]=, :any?, :assoc, :clear, :compact, :compact!, :delete, :delete_if, :dig, :each, :each_key, :each_pair, :each_value, :empty?, :fetch, :fetch_values, :has_key?, :has_value?, :include?, :index, :invert, :keep_if, :key, :key?, :keys, :length, :member?, :merge, :merge!, :rassoc, :reject, :reject!, :select, :select!, :shift, :size, :slice, :store, :to_a, :to_h, :to_s, :transform_keys, :transform_keys!, :transform_values, :transform_values!, :update, :value?, :values, :values_at]
    include(Enumerable)
    def_delegators var, *methods
  end
  klass.include(m)
end