use go module for dependencies (#594)

roomserver/storage/sql.go

@@ -0,0 +1,59 @@
+// Copyright 2017 Vector Creations Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package storage
+
+import (
+	"database/sql"
+)
+
+type statements struct {
+	eventTypeStatements
+	eventStateKeyStatements
+	roomStatements
+	eventStatements
+	eventJSONStatements
+	stateSnapshotStatements
+	stateBlockStatements
+	previousEventStatements
+	roomAliasesStatements
+	inviteStatements
+	membershipStatements
+	transactionStatements
+}
+
+func (s *statements) prepare(db *sql.DB) error {
+	var err error
+
+	for _, prepare := range []func(db *sql.DB) error{
+		s.eventTypeStatements.prepare,
+		s.eventStateKeyStatements.prepare,
+		s.roomStatements.prepare,
+		s.eventStatements.prepare,
+		s.eventJSONStatements.prepare,
+		s.stateSnapshotStatements.prepare,
+		s.stateBlockStatements.prepare,
+		s.previousEventStatements.prepare,
+		s.roomAliasesStatements.prepare,
+		s.inviteStatements.prepare,
+		s.membershipStatements.prepare,
+		s.transactionStatements.prepare,
+	} {
+		if err = prepare(db); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}