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accounts/abi/bind: add NoSend transact option (#22446)

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This adds a new option to avoid sending the transaction which is
created by calling a bound contract method.
This commit is contained in:
Martin Redmond 2021-03-19 06:56:10 -04:00 committed by GitHub
parent aa8b2189c6
commit 38ea7f2cf4
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1 changed files with 5 additions and 0 deletions
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5
accounts/abi/bind/base.go
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@ -54,6 +54,8 @@ type TransactOpts struct {
GasLimit uint64 // Gas limit to set for the transaction execution (0 = estimate) GasLimit uint64 // Gas limit to set for the transaction execution (0 = estimate)
Context context.Context // Network context to support cancellation and timeouts (nil = no timeout) Context context.Context // Network context to support cancellation and timeouts (nil = no timeout)
NoSend bool // Do all transact steps but do not send the transaction
} }
// FilterOpts is the collection of options to fine tune filtering for events // FilterOpts is the collection of options to fine tune filtering for events
@ -260,6 +262,9 @@ func (c *BoundContract) transact(opts *TransactOpts, contract *common.Address, i
if err != nil { if err != nil {
return nil, err return nil, err
} }
if opts.NoSend {
return signedTx, nil
}
if err := c.transactor.SendTransaction(ensureContext(opts.Context), signedTx); err != nil { if err := c.transactor.SendTransaction(ensureContext(opts.Context), signedTx); err != nil {
return nil, err return nil, err
} }