On Mon, Jun 16, 2014 at 5:24 PM, Patrick Walton <pcwal...@mozilla.com> wrote: > I don't see much of a use case for `Add` without move semantics. Does anyone > have any? > > Strings and vectors, perhaps, but I would argue that having to call > `.clone()` on the LHS or RHS (as appropriate) is an improvement, because > cloning strings and vectors can be very expensive.
For a vector, calling .clone() on either side is guaranteed to make a duplicate copy, since a cloned LHS will have capacity = size and will have to be thrown away in favor of a larger combined buffer. _______________________________________________ Rust-dev mailing list Rust-dev@mozilla.org https://mail.mozilla.org/listinfo/rust-dev
