32 lines
970 B
Cheetah
32 lines
970 B
Cheetah
{{/*
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Copyright 2019-present Facebook Inc. All rights reserved.
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This source code is licensed under the Apache 2.0 license found
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in the LICENSE file in the root directory of this source tree.
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*/}}
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{{/* gotype: entgo.io/ent/entc/gen.Graph */}}
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{{ define "dialect/sql/txoptions" }}
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// BeginTx returns a transactional client with specified options.
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func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error) {
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if _, ok := c.driver.(*txDriver); ok {
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return nil, errors.New("ent: cannot start a transaction within a transaction")
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}
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tx, err := c.driver.(interface {
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BeginTx(context.Context, *sql.TxOptions) (dialect.Tx, error)
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}).BeginTx(ctx, opts)
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if err != nil {
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return nil, fmt.Errorf("ent: starting a transaction: %w", err)
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}
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cfg := c.config
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cfg.driver = &txDriver{tx: tx, drv: c.driver}
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return &Tx{
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ctx: ctx,
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config: cfg,
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{{- range $n := $.Nodes }}
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{{ $n.Name }}: New{{ $n.ClientName }}(cfg),
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{{- end }}
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}, nil
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}
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{{ end }}
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