fastpastebin/vendor/github.com/pressly/goose/goose.go

88 lines
1.9 KiB
Go

package goose
import (
"database/sql"
"fmt"
"strconv"
"sync"
)
var (
duplicateCheckOnce sync.Once
minVersion = int64(0)
maxVersion = int64((1 << 63) - 1)
)
// Run runs a goose command.
func Run(command string, db *sql.DB, dir string, args ...string) error {
switch command {
case "up":
if err := Up(db, dir); err != nil {
return err
}
case "up-by-one":
if err := UpByOne(db, dir); err != nil {
return err
}
case "up-to":
if len(args) == 0 {
return fmt.Errorf("up-to must be of form: goose [OPTIONS] DRIVER DBSTRING up-to VERSION")
}
version, err := strconv.ParseInt(args[0], 10, 64)
if err != nil {
return fmt.Errorf("version must be a number (got '%s')", args[0])
}
if err := UpTo(db, dir, version); err != nil {
return err
}
case "create":
if len(args) == 0 {
return fmt.Errorf("create must be of form: goose [OPTIONS] DRIVER DBSTRING create NAME [go|sql]")
}
migrationType := "go"
if len(args) == 2 {
migrationType = args[1]
}
if err := Create(db, dir, args[0], migrationType); err != nil {
return err
}
case "down":
if err := Down(db, dir); err != nil {
return err
}
case "down-to":
if len(args) == 0 {
return fmt.Errorf("down-to must be of form: goose [OPTIONS] DRIVER DBSTRING down-to VERSION")
}
version, err := strconv.ParseInt(args[0], 10, 64)
if err != nil {
return fmt.Errorf("version must be a number (got '%s')", args[0])
}
if err := DownTo(db, dir, version); err != nil {
return err
}
case "redo":
if err := Redo(db, dir); err != nil {
return err
}
case "reset":
if err := Reset(db, dir); err != nil {
return err
}
case "status":
if err := Status(db, dir); err != nil {
return err
}
case "version":
if err := Version(db, dir); err != nil {
return err
}
default:
return fmt.Errorf("%q: no such command", command)
}
return nil
}