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A comparison of Rust’s borrow checker to the one in C#

em-tg Wait, C# has a borrow checker? Behold: the classic example of rust’s zero-cost memory safety… // error[E0597]: `shortlived` does not live long enough let longlived = 12; let mut plonglived = &longlived; { let shortlived = 13; plonglived = &shortlived; } *plonglived; …ported to C#: // error CS8374: Cannot ref-assign 'shortlived' to 'plonglived' because // 'shortlived' has a narrower escape scope than 'plonglived' var longlived = 12; ref var plonglived = ref longlived; { var shortlived = 13;...

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