[Linux-kernel-mentees] [PATCH v3] checkpatch: fix TYPO_SPELLING check for words with apostrophe

Joe Perches joe at perches.com
Tue Dec 1 20:25:11 UTC 2020


On Tue, 2020-12-01 at 11:32 -0800, Joe Perches wrote:
> On Wed, 2020-12-02 at 00:37 +0530, Dwaipayan Ray wrote:
> > checkpatch reports a false TYPO_SPELLING warning for some words
> > containing an apostrophe when run with --codespell option.

Hey Andrew.  If Dwaipayan doesn't mind, can you update this
when you apply it to extend the length of the caret printed?

> > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
[]
> > @@ -3106,15 +3106,18 @@ sub process {
> >  # Check for various typo / spelling mistakes
> >  		if (defined($misspellings) &&
> >  		    ($in_commit_log || $line =~ /^(?:\+|Subject:)/i)) {
> > -			while ($rawline =~ /(?:^|[^a-z@])($misspellings)(?:\b|$|[^a-z@])/gi) {
> > +			while ($rawline =~ /(?:^|[^\w\-'`])($misspellings)(?:[^\w\-'`]|$)/gi) {
> >  				my $typo = $1;
> > +				my $blank = copy_spacing($rawline);
> > +				my $ptr = substr($blank, 0, $-[1]) . "^";

Changing this to:

				my $ptr = substr($blank, 0, $-[1]) . "^" x length($typo);

makes the matched misspelling more obvious

Thanks, Joe



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