writefreely/db/tx.go

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package db
import (
"context"
"database/sql"
)
// TransactionScopedWork describes code executed within a database transaction.
type TransactionScopedWork func(ctx context.Context, db *sql.Tx) error
// RunTransactionWithOptions executes a block of code within a database transaction.
func RunTransactionWithOptions(ctx context.Context, db *sql.DB, txOpts *sql.TxOptions, txWork TransactionScopedWork) error {
tx, err := db.BeginTx(ctx, txOpts)
if err != nil {
return err
}
if err = txWork(ctx, tx); err != nil {
if txErr := tx.Rollback(); txErr != nil {
return txErr
}
return err
}
return tx.Commit()
}