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Func contract's return value isn't enforced with blocks #242

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indigoviolet opened this issue Nov 23, 2016 · 2 comments
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Func contract's return value isn't enforced with blocks #242

indigoviolet opened this issue Nov 23, 2016 · 2 comments

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@indigoviolet
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Contract Func[Num=>Num] => nil
def foo(&blk)
  result = blk.call(2)
  nil
end

Contract Func[Num=>Num] => nil
def bar(blk)
  result = blk.call(2)
  nil
end

foo { |x| x.to_s }  # no error
bar lambda { |x| x.to_s } # error
@indigoviolet indigoviolet changed the title Func contract's return value with blocks Func contract's return value isn't enforced with blocks Nov 23, 2016
@egonSchiele
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I can reproduce

egonSchiele pushed a commit that referenced this issue Feb 24, 2017
@esse @egonSchiele
fixes issue #242 - contract's return value is now enforced with block…
13e56bd 
…s properly (#251)

* fixes issue #242 - contract's return value is now enforced with blocks properly

* more robust if condition

* handle block with keyword arguments and change Gemfile syntax to work
with travis properly
@egonSchiele
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This is fixed in v0.15.

@md-work md-work mentioned this issue Dec 12, 2017
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@egonSchiele @indigoviolet