yield in Crystal is a very simple version of effects, since it will only allow jumping up one layer in the call stack, if you want to forward a block you need to re-yield when you call another function. There’s also only one possible receiver, the single block passed to the function will be used for all yield statements.
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Images of the seven-month-old dragging around a toy bigger than him drew attention to the residents of Ichikawa city zoo near Tokyo. When other monkeys shooed the baby away, Punch rushed back to the toy orangutan, hugging it for comfort.
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