break try catch into multiple lines

[dbsrgits/SQL-Translator-2.0-ish.git] / lib / SQL / Translator.pm

diff --git a/lib/SQL/Translator.pm b/lib/SQL/Translator.pm
index 591eba5..711bca4 100644 (file)
--- a/lib/SQL/Translator.pm
+++ b/lib/SQL/Translator.pm
@@ -1,56 +1,114 @@
-package SQL::Translator;
-use namespace::autoclean;
-use Moose;
-use MooseX::Types::Moose qw(Str);
-use SQL::Translator::Types qw(DBIHandle);
-
-has 'parser' => (
-    isa => Str,
-    is => 'ro',
-    init_arg => 'from',
-    required => 1,
-);
-
-has 'producer' => (
-    isa => Str,
-    is => 'ro',
-    init_arg => 'to',
-    required => 1,
-);
-
-has 'dbh' => (
-    isa => DBIHandle,
-    is => 'ro',
-    predicate => 'has_dbh',
-);
-
-has 'filename' => (
-    isa => Str,
-    is => 'ro',
-    predicate => 'has_ddl',
-);
-
-sub BUILD {}
-
-after BUILD => sub {
-    my $self = shift;
-
-    my $parser_class = 'SQL::Translator::Parser'; 
-    my $producer_class = 'SQL::Translator::Producer';
-    my $producer_role  = $producer_class . '::' . $self->producer;
-
-    Class::MOP::load_class($parser_class);
-
-    my $parser = $parser_class->new({ dbh => $self->dbh });
-
-    Class::MOP::load_class($producer_class);
-    Class::MOP::load_class($producer_role);
-
-    my $producer = $producer_class->new({ schema => $parser->parse });
-    $producer_role->meta->apply($producer);
-    $producer->produce;
-};
-
-__PACKAGE__->meta->make_immutable;
-
-1;
+use MooseX::Declare;
+class SQL::Translator {
+    use TryCatch;
+    use MooseX::Types::Moose qw(Bool HashRef Str);
+    use SQL::Translator::Types qw(DBIHandle Parser Producer Schema);
+    use SQL::Translator::Object::Schema;
+
+    has 'parser' => (
+        isa => Str,
+        is => 'rw',
+        init_arg => 'from',
+    );
+    
+    has 'producer' => (
+        isa => Str,
+        is => 'rw',
+        init_arg => 'to',
+    );
+    
+    has '_parser' => (
+        isa => Parser,
+        is => 'rw',
+        lazy_build => 1,
+        handles => [ qw(parse) ],
+    );
+    
+    has '_producer' => (
+        isa => Producer,
+        is => 'rw',
+        lazy_build => 1,
+        handles => [ qw(produce) ],
+    );
+    
+    has 'dbh' => (
+        isa => DBIHandle,
+        is => 'ro',
+        predicate => 'has_dbh',
+    );
+
+    has 'schema' => (
+        isa => Schema,
+        is => 'rw',
+        default => sub { SQL::Translator::Object::Schema->new }
+    );
+
+    has 'parser_args' => (
+        isa => HashRef,
+        is => 'rw',
+    );
+
+    has 'producer_args' => (
+        isa => HashRef,
+        is => 'rw',
+    );
+    
+    has 'add_drop_table' => (isa => Bool, is => 'rw', default => 0);
+    has 'no_comments' => (isa => Bool, is => 'rw', default => 0);
+    has 'show_warnings' => (isa => Bool, is => 'rw', default => 1);
+    has 'trace' => (isa => Bool, is => 'rw', default => 0);
+    has 'quote_table_names' => (isa => Bool, is => 'rw', default => 0);
+    has 'quote_field_names' => (isa => Bool, is => 'rw', default => 0);
+    has 'version' => (isa => Str, is => 'rw');
+    has 'filename' => (isa => Str, is => 'rw');
+
+    method _build__parser {
+        my $class = 'SQL::Translator::Parser';
+    
+        Class::MOP::load_class($class);
+    
+        my $parser;
+        if ($self->has_dbh) {
+            $parser = $class->new({ translator => $self, dbh => $self->dbh });
+        } else {
+            $parser = $class->new({ translator => $self, type => $self->parser || '' });
+        }
+    
+        return $parser;
+    }
+    
+    method _build__producer {
+        my $class = 'SQL::Translator::Producer';
+        my $role = $class . '::' . $self->producer;
+
+        Class::MOP::load_class($class);
+        try {
+            Class::MOP::load_class($role)
+        } catch ($e) {
+            $role = $class . '::SQL::' . $self->producer;
+            Class::MOP::load_class($role)
+        }
+    
+        my $producer = $class->new({ translator => $self });
+        $role->meta->apply($producer);
+    
+        return $producer;
+    }
+
+    method translate(:$data, :$producer?, :$producer_args?, :$parser?, :$parser_args?) {
+        if ($parser) {
+            $self->_clear_parser;
+            $self->parser($parser);
+            $self->parse($data);
+            $self->schema;
+        } elsif ($producer) {
+            $self->_clear_producer;
+            $self->schema($self->parse($data)) if $data;
+            $self->producer($producer);
+            $self->produce;
+        }
+    }
+
+    method parser_type { return $self->parser }
+    method producer_type { return $self->producer }
+}