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Play nicely with message forwarding #5

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Play nicely with message forwarding #5

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4 changes: 4 additions & 0 deletions lib/monads/monad.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,10 @@ def method_missing(*args, &block)
end
end

def respond_to_missing?(method_name, include_all = false)
value.respond_to? method_name, include_all
end

private

def ensure_monadic_result(&block)
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4 changes: 4 additions & 0 deletions spec/monads/optional_spec.rb
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Expand Up @@ -94,6 +94,10 @@ module Monads
it 'returns the message’s result wrapped in an Optional' do
expect(optional.challenge.value).to eq response
end

it 'correctly indicated whether a value can respond to a message' do
expect(optional).to respond_to :challenge
end
end
end
end