When I was adding for each style loops to my language, plastic [1], I just opted for 'you can iterate over any expression that produces a coroutine'. It shouldn

When I was adding for each style loops to my language, plastic [1], I just opted for 'you can iterate over any expression that produces a coroutine'. It shouldn't cause any problems a tracing jit can't fix and it's super convenient. [1] https://github.com/DanielWaterworth/plastic https://github.com/DanielWaterworth/plastic