[webkit-dev] String::operator+= considered harmful

[Mike Lawther]

>
>
> If operator+= cannot be made sufficiently efficient, we could always leave
> the operator there, but have it ASSERT with a message saying to use
> StringBuilder.
>
>
> Please not this. Failing at compile time is much better than failing at
> runtime in debug builds only.
>
> I was only half serious, figuring that leaving out operator+= would
probably tempt a future contributor to "fix" it :) Using #error would of
course be much better if this path were to be followed.
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