Solution to task 2

1 files changed, 60 insertions, 0 deletions

diff --git a/challenge-279/jo-37/perl/ch-2.pl b/challenge-279/jo-37/perl/ch-2.pl
new file mode 100755
index 0000000000..6be9ea5a98
--- /dev/null
+++ b/challenge-279/jo-37/perl/ch-2.pl
@@ -0,0 +1,60 @@
+#!/usr/bin/perl -s
+
+use v5.24;
+use Test2::V0;
+
+our ($tests, $examples);
+
+run_tests() if $tests || $examples;	# does not return
+
+die <<EOS unless @ARGV;
+usage: $0 [-examples] [-tests] [STR]
+
+-examples
+    run the examples from the challenge
+ 
+-tests
+    run some tests
+
+STR
+    a string
+
+EOS
+
+
+### Input and Output
+
+say +(qw(false true))[split_string(shift)];
+
+
+### Implementation
+#
+# For details see:
+# https://github.sommrey.de/the-bears-den/2024/07/26/ch-279.html#task-2
+
+
+sub split_string {
+	local $_ = shift;
+
+    !(tr/aeiouAEIOU// % 2);
+}
+
+
+### Examples and tests
+
+sub run_tests {
+    SKIP: {
+        skip "examples" unless $examples;
+
+        ok !split_string("perl"), 'example 1';
+        ok  split_string("book"), 'example 2';
+        ok  split_string("good morning"), 'example 3';
+    }
+
+    SKIP: {
+        skip "tests" unless $tests;
+	}
+
+    done_testing;
+    exit;
+}