migrations.go

package main

import (
	"database/sql"
	"github.com/golang-migrate/migrate/v4"
	"github.com/golang-migrate/migrate/v4/database/postgres"
	_ "github.com/golang-migrate/migrate/v4/database/postgres"
	_ "github.com/golang-migrate/migrate/v4/source/file"
)

func Migrate(db *sql.DB) error {
	driver, err := postgres.WithInstance(db, &postgres.Config{})
	if err != nil {
		return err
	}
	migrations, err := migrate.NewWithDatabaseInstance("file://migrations", "postgres", driver)
	if err != nil {
		return err
	}
	if err := migrations.Up(); err != migrate.ErrNoChange {
		return err
	}
	return nil
}