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* upgrade xorm to v1.0.1 * fix start fail with postgres Co-authored-by: zeripath <art27@cantab.net>
58 lines
1.2 KiB
Go
Vendored
58 lines
1.2 KiB
Go
Vendored
// Copyright 2019 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package dialects
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import (
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"fmt"
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)
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type Driver interface {
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Parse(string, string) (*URI, error)
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}
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var (
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drivers = map[string]Driver{}
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)
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func RegisterDriver(driverName string, driver Driver) {
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if driver == nil {
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panic("core: Register driver is nil")
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}
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if _, dup := drivers[driverName]; dup {
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panic("core: Register called twice for driver " + driverName)
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}
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drivers[driverName] = driver
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}
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func QueryDriver(driverName string) Driver {
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return drivers[driverName]
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}
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func RegisteredDriverSize() int {
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return len(drivers)
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}
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// OpenDialect opens a dialect via driver name and connection string
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func OpenDialect(driverName, connstr string) (Dialect, error) {
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driver := QueryDriver(driverName)
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if driver == nil {
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return nil, fmt.Errorf("Unsupported driver name: %v", driverName)
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}
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uri, err := driver.Parse(driverName, connstr)
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if err != nil {
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return nil, err
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}
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dialect := QueryDialect(uri.DBType)
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if dialect == nil {
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return nil, fmt.Errorf("Unsupported dialect type: %v", uri.DBType)
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}
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dialect.Init(uri)
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return dialect, nil
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}
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