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pgx.go
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pgx.go
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package pool
import (
"context"
"errors"
"github.com/jackc/pgx/v5"
)
// This file contains code taken verbatim from github.com/jackc/pgx
// The included Copyright and License apply to this file only.
// Copyright (c) 2013-2021 Jack Christensen
//
// MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// beginFuncExec is copied directly from pgx
// src: https://github.com/jackc/pgx/blob/f59e8bf5551f403e6b7ec0912097bce85ea21351/tx.go#L410-L425
func beginFuncExec(ctx context.Context, tx pgx.Tx, fn func(pgx.Tx) error) (err error) {
defer func() {
rollbackErr := tx.Rollback(ctx)
if rollbackErr != nil && !errors.Is(rollbackErr, pgx.ErrTxClosed) {
err = rollbackErr
}
}()
fErr := fn(tx)
if fErr != nil {
_ = tx.Rollback(ctx) // ignore rollback error as there is already an error to return
return fErr
}
return tx.Commit(ctx)
}