Re: [PATCH] Add git-graft-ripple, a tool for permanently grafting history into a tree.

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"Ryan" == Ryan Anderson [off-list ref] writes:

Ryan> git_commit_tree():

Ryan> 	my $found;
Ryan> 	do {
Ryan> 		$found = 0;
Ryan> 		if ($csets{$old}{comments} =~ /\s([a-f0-9]{40})\s/ &&
Ryan> 			exists $newcsets{$1}) {

Ryan> 			my $tcommit = $1;

Ryan> 			$found = 1;
Ryan> 			$csets{$old}{comments} =~ s/$tcommit/$newcsets{$tcommit}/g;
Ryan> 		}
Ryan> 	} while ($found);

I hate artificial booleans.  This is better written as:

  {
    last unless my ($tcommit) = $csets{$old}{comments} =~ /\s([a-f0-9]{40})\s/;
    last unless exists $newcsets{$tcommit};
    $csets{$old}{comments} =~ s/$tcommit/$newcsets{$tcommit}/g;
    redo;
  }

-- 
Randal L. Schwartz - Stonehenge Consulting Services, Inc. - +1 503 777 0095
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