From aa797d78857423a5d9b529a99f946ed0db898f34 Mon Sep 17 00:00:00 2001
From: Steve Hancock <perltidy@users.sourceforge.net>
Date: Thu, 22 Dec 2022 12:31:37 -0800
Subject: [PATCH] fix b1442

---
 dev-bin/run_convergence_tests.pl.data | 16 ++++++++++++++++
 lib/Perl/Tidy/Formatter.pm            | 10 +++++++---
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/dev-bin/run_convergence_tests.pl.data b/dev-bin/run_convergence_tests.pl.data
index 0327be92..089f297e 100644
--- a/dev-bin/run_convergence_tests.pl.data
+++ b/dev-bin/run_convergence_tests.pl.data
@@ -11240,6 +11240,22 @@ $last = after (
 --paren-vertical-tightness=1
 --space-function-paren
 
+==> b1442.in <==
+                $tmpstr =
+                  sprintf ( $self->jump_to_selected_sformat(),
+                    $_, );
+
+                $tmpstr =
+                  sprintf( $self->jump_to_selected_sformat(),
+                    $_ );
+
+==> b1442.par <==
+--add-trailing-commas
+--delete-trailing-commas
+--maximum-line-length=66
+--want-trailing-commas='b'
+--space-keyword-paren
+
 ==> b1443.in <==
         @matches = map {
             $pk = $_ . '::';
diff --git a/lib/Perl/Tidy/Formatter.pm b/lib/Perl/Tidy/Formatter.pm
index 5b1c25b4..b0b80f33 100644
--- a/lib/Perl/Tidy/Formatter.pm
+++ b/lib/Perl/Tidy/Formatter.pm
@@ -22649,12 +22649,16 @@ EOM
         if ($use_separate_first_term) {
 
             # ..set a break and update starting values
-            $use_separate_first_term = 1;
             $self->set_forced_breakpoint($i_first_comma);
+            $item_count--;
+
+            # Stop if only one item remains ($i_first_comma will be undef).
+            # Fix for b1442: use '$item_count' here instead of '$comma_count'
+            # to make the result independent of any trailing comma.
+            return if ( $item_count <= 1 );
+
             $i_opening_paren = $i_first_comma;
             $i_first_comma   = $rcomma_index->[1];
-            $item_count--;
-            return if $comma_count == 1;
             shift @{$ritem_lengths};
             shift @{$ri_term_begin};
             shift @{$ri_term_end};
-- 
2.39.5