What's New in Rust 1.62, 1.63, and 1.64
Rustacean Station
Fusing an Iterator in Rust?
The fused iterator trait is now implemented for the encode wide FFI struct on Windows. When you fuse an iterator, you basically injecting a little wrapper around it that makes it so that the moment theiterator returns none the first time, you're guaranteed that it will return none forever. "I haven't found too many compelling use cases where fuse is useful," he says.
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