On Tue, 16 May 2006 07:43:26 +0530, Archie Cobbs <[EMAIL PROTECTED]>
wrote:
Giovanni Bajo wrote:
Madan U Sreenivasan <[EMAIL PROTECTED]> wrote:
[[[
Accept -rX-Y, for all svnmerge commands, where X > Y.
Before this patch, empty RevisionSet()s were created when X > Y.
Rationale? "svn merge" accepts the reversed order with a different
semantic
(reversed merge). I'm worried about the confusion that can issue. I am
+1 on a
patch that errors out when X > Y until there is agreement on how to
best handle
this.
I agree... arguably revisions "456-123" more likely means "the empty
set".
sorry, I beg to differ.
On a deeper aspect of revision range, revision range is X-Y which means
all numbers between X and Y (inclusive of X and Y). It does not
necessarily mean X->Y, meaning all number between X and Y, moving on the
positive scale - which would still NOT be an empty set.(For example, -r
45-30 in this case would be 'the set of all whole numbers -
[30,31,32,...45]')
I fail to understand this logic of empty set.
Automated tools that use svnmerge might emit such reversed ranges,
and they would probably expect the empty set too.
could you give some specific example for me to understand here pl.
This reminds me of an annoying problem I discovered in MySQL today,
which is that you can't say "... WHERE foo IN ( )" .. i.e, query
membership in an empty set (this is what some automatically generated
query strings may try to do).
ah the classic... I guess it is available in the latest versions (am not a
db guy... just hearsay)
But wrt svnmerge, we are talking of correct functionality and not lack of
functionality.
Regards,
Madan.
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