Add Handle::block_on method #2437
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vorot93
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Darksonn
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Motivation
Adds the
Handle::block_on, which is useful in synchronous contexts that only have shared access to the runtime, such as entry methods in a dynamic library.Solution
I'm not confident in the implementation here, it's based on some guidance from @carllerche on discord, but I don't understand it myself. Basic tests are provided, happy to add more with guidance.