X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FDBIx%2FClass%2FDeploymentHandler%2FHandlesVersionStorage.pm;h=9f8cfac4f1e12e81a3679257c1b058e874733348;hb=6e9a733d577c24ac4fe4569515fbf94fecf40f5c;hp=9bf7a0f22ddbcba5dd0cc88f2c538962f974139b;hpb=5228a963e60b0c085a6ce930f9ba9dc66215676c;p=dbsrgits%2FDBIx-Class-DeploymentHandler.git

diff --git a/lib/DBIx/Class/DeploymentHandler/HandlesVersionStorage.pm b/lib/DBIx/Class/DeploymentHandler/HandlesVersionStorage.pm
index 9bf7a0f..9f8cfac 100644
--- a/lib/DBIx/Class/DeploymentHandler/HandlesVersionStorage.pm
+++ b/lib/DBIx/Class/DeploymentHandler/HandlesVersionStorage.pm
@@ -1,34 +1,47 @@
 package DBIx::Class::DeploymentHandler::HandlesVersionStorage;
 use Moose::Role;
 
-requires 'database_version';
+# ABSTRACT: Interface for version storage methods
+
 requires 'add_database_version';
+requires 'database_version';
 requires 'delete_database_version';
 requires 'version_storage_is_installed';
 
 1;
 
+# vim: ts=2 sw=2 expandtab
+
 __END__
 
-=method database_version
+=head1 DESCRIPTION
 
- my $db_version = $version_storage->database_version;
+Typically VersionStorages will be implemented with a simple
+DBIx::Class::Result.  Take a look at the
+L<two existing implementations|/KNOWN IMPLEMENTATIONS> for examples of what you
+might want to do in your own storage.
 
 =method add_database_version
 
  $dh->add_database_version({
    version     => '1.02',
-   ddl         => $ddl # can be undef,
-   upgrade_sql => $sql # can be undef,
+   ddl         => $ddl, # can be undef
+   upgrade_sql => $sql, # can be undef
  });
 
 Store a new version into the version storage
 
+=method database_version
+
+ my $db_version = $version_storage->database_version
+
+Returns the most recently installed version in the database.
+
 =method delete_database_version
 
  $dh->delete_database_version({ version => '1.02' })
 
-simply deletes given database version from the version storage
+Deletes given database version from the version storage
 
 =method version_storage_is_installed
 
@@ -37,5 +50,17 @@ simply deletes given database version from the version storage
 
 return true iff the version storage is installed.
 
+=head1 KNOWN IMPLEMENTATIONS
+
+=over
+
+=item *
+
+L<DBIx::Class::DeploymentHandler::VersionStorage::Standard>
+
+=item *
+
+L<DBIx::Class::DeploymentHandler::VersionStorage::Deprecated>
+
+=back
 
-vim: ts=2 sw=2 expandtab