Sergey Gromov wrote:
But I think that overall use of immutable types should be rare and thoroughly thought-out. They should be used only when it's absolutely, provably necessary.
I suggest that that's exactly backwards <g>. Mutable types should be the rare, carefully considered ones.
That's why I think aliasing string as immutable is a mistake. It felt wrong when I discovered D a year ago, and it feels wrong now.
I know it feels wrong. That's the C background talking. I went through the same thing. It's sort of like OOP if you're used to C. It takes a while before it clicks, in the meantime, it feels wrong and stupid.
