middleware

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• Variables

Variables

var PopTransaction = func(db *pop.Connection) buffalo.MiddlewareFunc {
	return func(h buffalo.Handler) buffalo.Handler {
		return func(c buffalo.Context) error {

			return db.Transaction(func(tx *pop.Connection) error {
				start := tx.Elapsed
				defer func() {
					finished := tx.Elapsed
					elapsed := time.Duration(finished - start)
					c.LogField("db", elapsed)
				}()
				c.Set("tx", tx)
				return h(c)
			})
		}
	}
}

PopTransaction is a piece of Buffalo middleware that wraps each request in a transaction that will automatically get committed or rolledback. It will also add a field to the log, "db", that shows the total duration spent during the reques making database calls.