示例#1
0
        MigrationResult RunOutstandingMigrations()
        {
            if (Migrations.Any())
            {
                Log("Running migrations" + (_isPreview ? " (preview mode)" : ""));
            }
            else
            {
                Log($"No migrations found in folder {_dir}");
            }
            Log();

            var result = new MigrationResult();

            Migration current = null;

            try
            {
                foreach (var m in Migrations)
                {
                    current = m;
                    result.Attempted++;
                    var mode = Migrate(m);

                    switch (mode)
                    {
                    case MigrateMode.Skip:
                        result.Skipped++;
                        break;

                    case MigrateMode.Run:
                        result.Ran++;
                        break;

                    case MigrateMode.HashMismatch:
                        result.Forced++;
                        break;

                    case MigrateMode.Rename:
                        result.Renamed++;
                        break;

                    default:
                        throw new ArgumentOutOfRangeException(message: "Unknown migration mode", null);
                    }
                }

                if (_db.HasPendingTransaction)
                {
                    _db.Commit();
                }

                result.Success = true;
            }
            catch (Exception ex)
            {
                result.Success   = false;
                result.Exception = ex;

                MigrationFailed(current, ex);
            }

            Log($"Attempted {result.Attempted} migrations.");
            if (result.Ran > 0)
            {
                Log("  Ran:     " + result.Ran);
            }
            if (result.Forced > 0)
            {
                Log("  Forced:  " + result.Forced);
            }
            if (result.Skipped > 0)
            {
                Log("  Skipped: " + result.Skipped);
            }
            if (result.Renamed > 0)
            {
                Log("  Renamed: " + result.Renamed);
            }

            Log();
            Log((result.Success ? "SUCCESS" : "FAIL") + (_isPreview ? " (preview mode)" : ""));

            return(result);
        }