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I'm not sure there's an up-to-date RFC, but here's what it looks like: https://doc.rust-lang.org/nightly/std/boxed/struct.Box.html#method.new_in https://doc.rus
by nynx 6y ago
I'm not sure there's an up-to-date RFC, but here's what it looks like: https://doc.rust-lang.org/nightly/std/boxed/struct.Box.html#method.new_in https://doc.rust-lang.org/nightly/std/boxed/struct.Box.html#...
- secondcoming 6y agoWill they avoid the Transparent Comparator fudge that C++ has because the allocator is part of the type? https://stackoverflow.com/questions/20317413/what-are-transparent-comparators https://stackoverflow.com/questions/20317413/what-are-transp...
- nynx 6y agoCould you elaborate on what this is, exactly?
- secondcoming 6y agoIn short, it allows a std::map<K, V> to be queried with a type that isn't K. For example, std::map<std::string, int> m; std::string_view sv = "mykey"; auto&& iter = m.find(sv);
- nynx 6y agoOh, rust already has that.