Re: Ada 0x, exception idea ?

[sk <noname@myob.com>]

wesgroleau@myrealbox.com :
 > case C_function (params) is
 >
 >   when 0        => null; -- success
 >   when Bummer   => raise Its_a_Bummer;
 >   when Darn     => raise Darn_it;
 >   when Blast    => raise Blast_It;
 >   when Disaster => raise Program_Error;
 >
This still seems a bit "visually-bulky" (for want
of a better expression) but interesting and cleaner
than possible pages of "if-then-elsif" before
resuming with the original purpose of the algorithm.

 > and some folks thought
 >
 >   raise <exception> when <condition>;
 >
 > should be there as well.  But it was rejected.
 >
Is this discussed in the Ada95 Rationale ? If not,
where ?

As a related idea, is there thought/discussion
about adding a mechanism to attach and retrieve
error codes to an exception for later processing
in the exception handler ?

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