Yes, it will be configurable -- "the assumption can be turned off."

The question is which the default should be.

Any opinions, especially from users of ruby-marc, or other MARC parsing libraries?

On 11/20/13 9:32 AM, Jon Stroop wrote:
Coming from nowhere on this...is there a place where it would be
convenient to flag which behavior the user (of the library) wants? I
think you're correct that most of the time you'd just want to blow
through it (or replace it), but for the situation where this isn't the
case, I think the Right Thing to do is raise the exception. I don't
think you would want to bury it in some assumption made internal to the
library unless that assumption can be turned off.

-Jon


On 11/19/2013 07:51 PM, Jonathan Rochkind wrote:
ruby-marc users, a question.

I am working on some Marc8 to UTF-8 conversion for ruby-marc.

Sometimes, what appears to be an illegal byte will appear in the Marc8
input, and it can not be converted to UTF8.

The software will support two alternatives when this happens: 1)
Raising an exception. 2) Replacing the illegal byte with a replacement
char and/or omitting it.

I feel like most of the time, users are going to want #2.  I know
that's what I'm going to want nearly all the time.

Yet, still, I am feeling uncertain whether that should be the default.
Which should be the default behavior, #1 or #2?  If most people most
of the time are going to want #2 (is this true?), then should that be
the default behavior?   Or should #1 still be the default behavior,
because by default bad input should raise, not be silently recovered
from, even though most people most of the time won't want that, heh.

Jonathan


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