compose_namespace, just for claco. who by asking volunteered to document it. clearly.

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Schema.pm

diff --git a/lib/DBIx/Class/Schema.pm b/lib/DBIx/Class/Schema.pm
index 557e036..0d6bec8 100644 (file)
--- a/lib/DBIx/Class/Schema.pm
+++ b/lib/DBIx/Class/Schema.pm
@@ -29,7 +29,7 @@ in My/Schema/Foo.pm
 
   use base qw/DBIx::Class/;
 
-  __PACKAGE__->load_components(qw/Core PK::Auto::Pg/); # for example
+  __PACKAGE__->load_components(qw/PK::Auto::Pg Core/); # for example
   __PACKAGE__->table('foo');
   ...
 
@@ -146,27 +146,38 @@ as well as dbh connection info, and creates a L<DBIx::Class::DB> class as
 well as subclasses for each of your database classes in this namespace, using
 this connection.
 
-It will also setup a ->table method on the target class, which lets you
+It will also setup a ->class method on the target class, which lets you
 resolve database classes based on the schema component name, for example
 
-  MyApp::DB->table('Foo') # returns MyApp::DB::Foo, 
+  MyApp::DB->class('Foo') # returns MyApp::DB::Foo, 
                           # which ISA MyApp::Schema::Foo
 
 This is the recommended API for accessing Schema generated classes, and 
 using it might give you instant advantages with future versions of DBIC.
 
+WARNING: Loading components into Schema classes after compose_connection
+may not cause them to be seen by the classes in your target namespace due
+to the dispatch table approach used by Class::C3. If you do this you may find
+you need to call Class::C3->reinitialize() afterwards to get the behaviour
+you expect.
+
 =cut
 
 sub compose_connection {
   my ($class, $target, @info) = @_;
   my $conn_class = "${target}::_db";
   $class->setup_connection_class($conn_class, @info);
+  $class->compose_namespace($target, $conn_class);
+}
+
+sub compose_namespace {
+  my ($class, $target, $base) = @_;
   my %reg = %{ $class->class_registrations };
   my %target;
   my %map;
   while (my ($comp, $comp_class) = each %reg) {
     my $target_class = "${target}::${comp}";
-    $class->inject_base($target_class, $comp_class, $conn_class);
+    $class->inject_base($target_class, $comp_class, $base);
     @map{$comp, $comp_class} = ($target_class, $target_class);
   }
   {
@@ -178,7 +189,7 @@ sub compose_connection {
       };
     *{"${target}::classes"} = sub { return \%map; };
   }
-  $conn_class->class_resolver($target);
+  $base->class_resolver($target);
 }
 
 =head2 setup_connection_class <$target> <@info>