gitea/vendor/github.com/go-xorm/xorm/statement_args.go

98 lines
2.0 KiB
Go

// Copyright 2019 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package xorm
import (
"fmt"
"xorm.io/builder"
"xorm.io/core"
)
func (statement *Statement) writeArg(w *builder.BytesWriter, arg interface{}) error {
switch argv := arg.(type) {
case string:
if _, err := w.WriteString("'" + argv + "'"); err != nil {
return err
}
case bool:
if statement.Engine.dialect.DBType() == core.MSSQL {
if argv {
if _, err := w.WriteString("1"); err != nil {
return err
}
} else {
if _, err := w.WriteString("0"); err != nil {
return err
}
}
} else {
if argv {
if _, err := w.WriteString("true"); err != nil {
return err
}
} else {
if _, err := w.WriteString("false"); err != nil {
return err
}
}
}
case *builder.Builder:
if _, err := w.WriteString("("); err != nil {
return err
}
if err := argv.WriteTo(w); err != nil {
return err
}
if _, err := w.WriteString(")"); err != nil {
return err
}
default:
if _, err := w.WriteString(fmt.Sprintf("%v", argv)); err != nil {
return err
}
}
return nil
}
func (statement *Statement) writeArgs(w *builder.BytesWriter, args []interface{}) error {
for i, arg := range args {
if err := statement.writeArg(w, arg); err != nil {
return err
}
if i+1 != len(args) {
if _, err := w.WriteString(","); err != nil {
return err
}
}
}
return nil
}
func writeStrings(w *builder.BytesWriter, cols []string, leftQuote, rightQuote string) error {
for i, colName := range cols {
if len(leftQuote) > 0 && colName[0] != '`' {
if _, err := w.WriteString(leftQuote); err != nil {
return err
}
}
if _, err := w.WriteString(colName); err != nil {
return err
}
if len(rightQuote) > 0 && colName[len(colName)-1] != '`' {
if _, err := w.WriteString(rightQuote); err != nil {
return err
}
}
if i+1 != len(cols) {
if _, err := w.WriteString(","); err != nil {
return err
}
}
}
return nil
}