Class: Dry::Effects::Effects::Env

Inherits:
Module
  • Object
show all
Defined in:
lib/dry/effects/effects/env.rb

Constant Summary collapse

Read = 
Effect.new(type: :env, name: :read)

Instance Method Summary collapse

Constructor Details

#initialize(*args, **kwargs) ⇒ Env

Returns a new instance of Env.



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# File 'lib/dry/effects/effects/env.rb', line 9

def initialize(*args, **kwargs)
  super()

  readers = args.zip(args) + kwargs.to_a

  module_eval do
    if readers.empty?
      define_method(:env) do |key|
        ::Dry::Effects.yield(Read.(key))
      end
    else
      readers.each do |reader, key|
        define_method(reader) do
          ::Dry::Effects.yield(Read.payload(key))
        end
      end
    end
  end
end