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authorGianni Ceccarelli <dakkar@thenautilus.net>2011-11-14 14:17:22 +0000
committerGianni Ceccarelli <dakkar@thenautilus.net>2011-11-14 14:17:22 +0000
commitbb0870231cd8f7caee0c6ccf6b455919f9e0a79b (patch)
tree1edf571226d5c767dc236e185064642fcd1ba383
parentBuild results of 467399a (on master) (diff)
parentfix inserting range w/o overlap (diff)
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Build results of dd15e2e (on master)
-rw-r--r--Changes2
-rw-r--r--MANIFEST1
-rw-r--r--lib/Data/MultiValued.pod98
-rw-r--r--lib/Data/MultiValued/RangeContainer.pm8
-rw-r--r--t/ranges-setting.t12
5 files changed, 118 insertions, 3 deletions
diff --git a/Changes b/Changes
index 3e69562..a8aa1c3 100644
--- a/Changes
+++ b/Changes
@@ -1,4 +1,4 @@
Revision history for Data::MultiValued
-0.0.1 2011-11-10 15:18:06 Europe/London
+0.0.1 2011-11-14 14:17:16 Europe/London
- first working version
diff --git a/MANIFEST b/MANIFEST
index 8725fef..fcbb718 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -4,6 +4,7 @@ META.json
META.yml
Makefile.PL
dist.ini
+lib/Data/MultiValued.pod
lib/Data/MultiValued/AttributeAccessors.pm
lib/Data/MultiValued/AttributeTrait.pm
lib/Data/MultiValued/AttributeTrait/Ranges.pm
diff --git a/lib/Data/MultiValued.pod b/lib/Data/MultiValued.pod
new file mode 100644
index 0000000..bfc49f9
--- /dev/null
+++ b/lib/Data/MultiValued.pod
@@ -0,0 +1,98 @@
+# PODNAME: Data::MultiValued
+
+
+__END__
+=pod
+
+=head1 NAME
+
+Data::MultiValued
+
+=head1 VERSION
+
+version 0.0.1
+
+=head1 SYNOPSIS
+
+ use Data::MultiValued::Tags;
+
+ my $obj = Data::MultiValued::Tags->new();
+ $obj->set({
+ tag => 'tag1',
+ value => 'a string',
+ });
+ say $obj->get({tag=>'tag1'}); # prints 'a string'
+ say $obj->get({tag=>'tag2'}); # dies
+
+Also:
+
+ package My::Class;
+ use Moose;
+ use Data::MultiValued::AttributeTrait::Tags;
+
+ has stuff => (
+ is => 'rw',
+ isa => 'Int',
+ traits => ['MultiValued::Tags'],
+ );
+
+ # later
+
+ my $obj = My::Class->new();
+ $obj->stuff_multi({tag=>'tag1'},123);
+ say $obj->stuff_multi({tag=>'tag1'}); # prints 123
+
+=head1 DESCRIPTION
+
+This set of classes allows you to store different values inside a
+single object, and access them by tag and / or by a numeric value.
+
+Yes, you could do the same with hashes and some clever use of
+arrays. Or you could use L<Array::IntSpan>. Or some other CPAN
+module. Why use these?
+
+=over 4
+
+=item *
+
+they are optimised for serialisation, see
+L<Data::MultiValued::UglySerializationHelperRole> and F<t/json.t>.
+
+=item *
+
+you get accessors generated for your Moose attributes just by setting
+a trait
+
+=item *
+
+tags and ranges interact in sensible ways, including clearing ranges
+
+=back
+
+=head1 NAME
+
+Data::MultiValued - store tag- and range-dependant data in a scalar or Moose attribute
+
+=head1 Where to go from here
+
+Look at the tests for detailed examples of usage. Look at
+L<Data::MultiValued::Tags>, L<Data::MultiValued::Ranges> and
+L<Data::MultiValued::TagsAndRanges> for the containers
+themselves. Look at L<Data::MultiValued::AttributeTrait::Tags>,
+L<Data::MultiValued::AttributeTrait::Ranges> and
+L<Data::MultiValued::AttributeTrait::TagsAndRanges> for the Moose
+attribute traits.
+
+=head1 AUTHOR
+
+Gianni Ceccarelli <dakkar@thenautilus.net>
+
+=head1 COPYRIGHT AND LICENSE
+
+This software is copyright (c) 2011 by Net-a-porter.com.
+
+This is free software; you can redistribute it and/or modify it under
+the same terms as the Perl 5 programming language system itself.
+
+=cut
+
diff --git a/lib/Data/MultiValued/RangeContainer.pm b/lib/Data/MultiValued/RangeContainer.pm
index e4c459f..69dcc38 100644
--- a/lib/Data/MultiValued/RangeContainer.pm
+++ b/lib/Data/MultiValued/RangeContainer.pm
@@ -160,13 +160,14 @@ sub _splice_slot {
# by costruction, the first and the last may have to be split, all
# others must be removed
- my $first_to_replace = $overlap->[0],
- my $last_to_replace = $overlap->[-1],
+ my $first_to_replace;
my $how_many = @$overlap;
my @replacement = $new ? ($new) : ();
if ($how_many > 0) { # we have to splice
+ $first_to_replace = $overlap->[0];
+ my $last_to_replace = $overlap->[-1];
my $first = $self->_storage->[$first_to_replace];
my $last = $self->_storage->[$last_to_replace];
@@ -187,6 +188,9 @@ sub _splice_slot {
}
}
}
+ else {
+ $first_to_replace = $before->[-1]+1;
+ }
splice @{$self->_storage},
$first_to_replace,$how_many,
diff --git a/t/ranges-setting.t b/t/ranges-setting.t
index b8d2a57..e8f4c77 100644
--- a/t/ranges-setting.t
+++ b/t/ranges-setting.t
@@ -24,6 +24,14 @@ sub test_it {
});
} 'setting 30-50';
+ lives_ok {
+ $obj->set({
+ from => 25,
+ to => 27,
+ value => [7,8,9],
+ });
+ } 'setting 30-50';
+
cmp_deeply($obj->get({at => 15}),
[1,2,3],
'getting 15');
@@ -50,6 +58,10 @@ sub test_it {
$obj->get({at => 50})
} 'getting 50 dies';
+ cmp_deeply($obj->get({at => 25}),
+ [7,8,9],
+ 'getting 25');
+
dies_ok {
$obj->get({at => 0})
} 'getting 0 dies';