Re: [PATCH v2] checkpatch: add double empty line check

From: Joe Perches
Date: Tue Nov 20 2012 - 18:41:24 EST


On Tue, 2012-11-20 at 23:19 +0000, Andy Whitcroft wrote:
> On Tue, Nov 20, 2012 at 01:58:48PM -0800, Joe Perches wrote:
>
> > +# check for multiple blank lines, warn only on the second one in a block
> > + if ($rawline =~ /^.\s*$/ &&
> > + $prevrawline =~ /^.\s*$/ &&
> > + $linenr != $last_blank_linenr + 1) {
> > + CHK("DOUBLE_EMPTY_LINE",
> > + "One blank line separating blocks is generally sufficient\n" . $herecurr);
> > + $last_blank_linenr = $linenr;
> > + }
> > +
> > # check for line continuations in quoted strings with odd counts of "
> > if ($rawline =~ /\\$/ && $rawline =~ tr/"/"/ % 2) {
> > WARN("LINE_CONTINUATIONS",
>
> Pretty sure that will fail with combination which have removed lines.

Not as far as I can tell.
Deleted lines followed by inserted lines seem
to work OK.

This check is located after the test that ensures
the current $line/$rawline is an insertion.

> I have a version here which I am testing with the combinations I have
> isolated to far ...

Enjoy.
Can you please test my proposal against those combinations too?

cheers, Joe


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