From 4824fac55259f93f017fbe28fced25070cf8c71b Mon Sep 17 00:00:00 2001
From: Niels van Dijke <perlboy@cpan.org>
Date: Mon, 5 Dec 2022 14:49:55 +0000
Subject: Task 1 - Trap invalid format

---
 challenge-194/perlboy1967/perl/ch-1.pl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/challenge-194/perlboy1967/perl/ch-1.pl b/challenge-194/perlboy1967/perl/ch-1.pl
index 4b4638403d..8826c9ba6b 100755
--- a/challenge-194/perlboy1967/perl/ch-1.pl
+++ b/challenge-194/perlboy1967/perl/ch-1.pl
@@ -25,11 +25,11 @@ use Test::More;
 sub highestDigit ($) {
   state $c = { -1=>-1, 0=>2, 1=>9, 2=>-1, 3=>5, 4=>9 };
 
-  $c->{index($_[0],'?')}
+  ($_[0] =~ y/?/?/) != 1 ? -1 : $c->{index($_[0],'?')}
 }
 
 
-my %t = qw(?0:00 2 1?:00 9 10:?2 5 12:1? 9);
+my %t = qw(?0:00 2 1?:00 9 10:?2 5 12:1? 9 ??:00 -1 00?00 -1);
 
 for (sort keys %t) {
  is(highestDigit($_),$t{$_},"highestDigit('$_')");
-- 
cgit