Initial commit

driver/driver.go

@@ -0,0 +1,30 @@
+package driver
+
+import (
+	"database/sql"
+	"fmt"
+	"github.com/adrianmacneil/dbmate/driver/postgres"
+	"github.com/adrianmacneil/dbmate/driver/shared"
+	"net/url"
+)
+
+// Driver provides top level database functions
+type Driver interface {
+	Open(*url.URL) (*sql.DB, error)
+	CreateDatabase(*url.URL) error
+	DropDatabase(*url.URL) error
+	CreateMigrationsTable(*sql.DB) error
+	SelectMigrations(*sql.DB) (map[string]struct{}, error)
+	InsertMigration(shared.Transaction, string) error
+	DeleteMigration(shared.Transaction, string) error
+}
+
+// Get loads a database driver by name
+func Get(name string) (Driver, error) {
+	switch name {
+	case "postgres":
+		return postgres.Driver{}, nil
+	default:
+		return nil, fmt.Errorf("Unknown driver: %s", name)
+	}
+}