sqlmigrate

type AppliedMigration struct {
	ID        string
	AppliedAt time.Time
}

type ApplyMigrationError struct {
	ID    string
	Query string
	Err   error
}

type MemoryMigrationSource struct {
	Migrations []*Migration
}

type Migration struct {
	ID   string
	Up   []string
	Down []string
}

type MigrationDirection uint8

type MigrationSource interface {
	// Finds the migrations.
	// The resulting slice of migrations should be sorted by Id.
	FindMigrations() ([]*Migration, error)
}