func NewMigration(cmd *cobra.Command, args []string) {
if len(args) != 1 {
cmd.Help()
os.Exit(1)
}
name := args[0]
migrationsPath := cliOptions.migrationsPath
migrations, err := migrate.FindMigrations(migrationsPath)
if err != nil {
fmt.Fprintf(os.Stderr, "Error loading migrations:\n %v\n", err)
os.Exit(1)
}
newMigrationName := fmt.Sprintf("%03d_%s.sql", len(migrations)+1, name)
// Write new migration
mPath := filepath.Join(migrationsPath, newMigrationName)
mFile, err := os.OpenFile(mPath, os.O_CREATE|os.O_EXCL|os.O_WRONLY, os.ModePerm)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
defer mFile.Close()
_, err = mFile.WriteString(newMigrationText)
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(1)
}
}
func (s *MigrateSuite) TestFindMigrationsWithDuplicate(c *C) {
_, err := migrate.FindMigrations("testdata/duplicate")
c.Assert(err, ErrorMatches, "Duplicate migration 2")
}
func (s *MigrateSuite) TestFindMigrationsWithGaps(c *C) {
_, err := migrate.FindMigrations("testdata/gap")
c.Assert(err, ErrorMatches, "Missing migration 2")
}