First commit of List::Filtersv0.01

I'll add more Perl distribution infrastructure and tests as I learn more
about how that all works.

The README.markdown is just a manually converted README for now.

1 files changed, 39 insertions, 0 deletions

diff --git a/t/words.t b/t/words.t
new file mode 100644
index 0000000..bdefa43
--- /dev/null
+++ b/t/words.t
@@ -0,0 +1,39 @@
+#!perl -T
+
+use strict;
+use warnings;
+use utf8;
+
+use Test::More tests => 1;
+
+use List::Filters 'filter';
+
+our $VERSION = 0.01;
+
+my @words = qw(foo bar baz quux wibble florb);
+my $filters  = {
+    all    => sub { 1 },
+    has_b  => sub { m/ b /msx },
+    has_w  => sub { m/ w /msx },
+    length => {
+        3    => sub { length == 3 },
+        4    => sub { length == 4 },
+        long => sub { length > 4 },
+    },
+    has_ba => qr/ba/msx,
+};
+my %filtered = filter $filters, @words;
+
+my %expected = (
+    all    => [qw(foo bar baz quux wibble florb)],
+    has_b  => [qw(bar baz wibble florb)],
+    has_w  => [qw(wibble)],
+    length => {
+        3    => [qw(foo bar baz)],
+        4    => [qw(quux)],
+        long => [qw(wibble florb)],
+    },
+    has_ba => [qw(bar baz)],
+);
+
+is_deeply( \%filtered, \%expected, 'words' );