Why is Exceptions c'tor this(immutable(char) instead of const(char) ?
schveiguy at yahoo.com
Thu Aug 26 13:16:14 PDT 2010
On Thu, 26 Aug 2010 16:05:00 -0400, Mathias Laurenz Baumann
<anonym001 at supradigital.org> wrote:
> Well, topic says it all. Why is the string parameter for the Exception
> class in object.di an immutable(char)?
> A const(char) works for both, immutable(char) types and char
> types. why this limitation?
Normally, I'd agree with you, but if the exception gets a
immutable(char), it can store it without duplication, and without worry
it will change it.
If you passed in a const, then you'd *have* to duplicate it.
If you have a char or a const(char) that you want to pass in, call
idup on it.
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